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74-526: The visor consists of 2 miniature OLED displays providing video and headphones providing stereo sound. The two displays can be driven independently and offer stereoscopic video when used with a compatible video format. The following specifications apply to the Visor portion of the HMZ-T1. The visor is worn on the head and kept in place using a combination of a headband and a forehead cushion. Sony has produced

148-436: A raster image (like a television picture) directly onto the retina of the eye. The user sees what appears to be a conventional display floating in space in front of them. For true stereoscopy, each eye must be provided with its own discrete display. To produce a virtual display that occupies a usefully large visual angle but does not involve the use of relatively large lenses or mirrors, the light source must be very close to

222-421: A "time parallax" for anything side-moving: for instance, someone walking at 3.4 mph will be seen 20% too close or 25% too remote in the most current case of a 2x60 Hz projection. To present stereoscopic pictures, two images are projected superimposed onto the same screen through polarizing filters or presented on a display with polarized filters. For projection, a silver screen is used so that polarization

296-403: A 3D illusion starting from a pair of 2D images, a stereogram. The easiest way to enhance depth perception in the brain is to provide the eyes of the viewer with two different images, representing two perspectives of the same object, with a minor deviation equal or nearly equal to the perspectives that both eyes naturally receive in binocular vision . To avoid eyestrain and distortion, each of

370-582: A computer by correlating the pixels in the left and right images. Solving the Correspondence problem in the field of Computer Vision aims to create meaningful depth information from two images. Anatomically, there are 3 levels of binocular vision required to view stereo images: These functions develop in early childhood. Some people who have strabismus disrupt the development of stereopsis, however orthoptics treatment can be used to improve binocular vision . A person's stereoacuity determines

444-477: A desired wavelength to represent an image. This developing technology is currently in the prototype phase, as IMEC is still developing the mechanism that will mobilize their "pixels" more effectively. Some of the limitations of this type of this display include the high cost, difficulty of creating large screens, and its susceptibility to mechanical failures due to the relatively large amount of moving parts (microscopic pistons). The holographic television display

518-492: A display. Passive viewers filter constant streams of binocular input to the appropriate eye. A shutter system works by openly presenting the image intended for the left eye while blocking the right eye's view, then presenting the right-eye image while blocking the left eye, and repeating this so rapidly that the interruptions do not interfere with the perceived fusion of the two images into a single 3D image. It generally uses liquid crystal shutter glasses. Each eye's glass contains

592-578: A legible image and displayed on an RGB laser monitor. Electroholographic displays hold an advantage over traditional displays in terms of picture accuracy and range of color. Full parallax holography is the process of delivering optical information in both the x and y directions. The resulting image will therefore provide the same perspective of a scene to all viewers regardless of viewing angle. Horizontal Parallax Only (HPO) and Vertical Parallax Only (VPO) displays only deliver optical information in two dimensions. This method of display partially compromises

666-441: A liquid crystal layer which has the property of becoming dark when voltage is applied, being otherwise transparent. The glasses are controlled by a timing signal that allows the glasses to alternately darken over one eye, and then the other, in synchronization with the refresh rate of the screen. The main drawback of active shutters is that most 3D videos and movies were shot with simultaneous left and right views, so that it introduces

740-569: A pair of two-dimensional images to the viewer. The left image is presented to the left eye and the right image is presented to the right eye. When viewed, the human brain perceives the images as a single 3D view, giving the viewer the perception of 3D depth. However, the 3D effect lacks proper focal depth, which gives rise to the Vergence-accommodation conflict . Stereoscopy is distinguished from other types of 3D displays that display an image in three full dimensions , allowing

814-541: A short video detailing the method for getting an accurate fit when using the HMZ-T1: How to use Sony Personal 3D Viewer Headset The following specifications apply to the External Processor portion of the HMZ-T1. It has been reviewed by CNET , CNN , PC Mag , and Time . Stereoscopy Stereoscopy (also called stereoscopics , or stereo imaging ) is a technique for creating or enhancing

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888-409: A side-by-side image pair without using a viewing device. Two methods are available to freeview: Prismatic, self-masking glasses are now being used by some cross-eyed-view advocates. These reduce the degree of convergence required and allow large images to be displayed. However, any viewing aid that uses prisms, mirrors or lenses to assist fusion or focus is simply a type of stereoscope, excluded by

962-404: A user to physically touch a screen, it ensures that bacteria and viruses do not get transmitted. Most modern day holograms use a laser as its light source. In this type of hologram, a laser is shone onto a scene that is then reflected onto a recording apparatus. In addition, part of the laser must shine directly onto a specific area of the display to act as a reference beam. The purpose of

1036-457: A volume. Such displays use voxels instead of pixels . Volumetric displays include multiplanar displays, which have multiple display planes stacked up, and rotating panel displays, where a rotating panel sweeps out a volume. Other technologies have been developed to project light dots in the air above a device. An infrared laser is focused on the destination in space, generating a small bubble of plasma which emits visible light. Integral imaging

1110-650: A window. Unfortunately, this "pure" form requires the subject to be laser-lit and completely motionless—to within a minor fraction of the wavelength of light—during the photographic exposure, and laser light must be used to properly view the results. Most people have never seen a laser-lit transmission hologram. The types of holograms commonly encountered have seriously compromised image quality so that ordinary white light can be used for viewing, and non-holographic intermediate imaging processes are almost always resorted to, as an alternative to using powerful and hazardous pulsed lasers, when living subjects are photographed. Although

1184-404: Is a single-image stereogram (SIS), designed to create the visual illusion of a three- dimensional ( 3D ) scene within the human brain from an external two-dimensional image. In order to perceive 3D shapes in these autostereograms, one must overcome the normally automatic coordination between focusing and vergence . The stereoscope is essentially an instrument in which two photographs of

1258-452: Is a technique for producing 3D displays which are both autostereoscopic and multiscopic , meaning that the 3D image is viewed without the use of special glasses and different aspects are seen when it is viewed from positions that differ either horizontally or vertically. This is achieved by using an array of microlenses (akin to a lenticular lens , but an X–Y or "fly's eye" array in which each lenslet typically forms its own image of

1332-534: Is a type of 3D display that utilizes light diffraction to display a three-dimensional image to the viewer. Holographic displays are distinguished from other forms of 3D displays in that they do not require the viewer to wear any special glasses or use external equipment to be able to see the image, and do not cause a vergence-accommodation conflict . Some commercially available 3D displays are advertised as being holographic, but are actually multiscopic . 1947 - Hungarian scientist Dennis Gabor first came up with

1406-513: Is achieved. This technique uses specific wavelengths of red, green, and blue for the right eye, and different wavelengths of red, green, and blue for the left eye. Eyeglasses which filter out the very specific wavelengths allow the wearer to see a full color 3D image. It is also known as spectral comb filtering or wavelength multiplex visualization or super-anaglyph . Dolby 3D uses this principle. The Omega 3D/ Panavision 3D system has also used an improved version of this technology In June 2012

1480-449: Is based on the fact that with a prism, colors are separated by varying degrees. The ChromaDepth eyeglasses contain special view foils, which consist of microscopically small prisms. This causes the image to be translated a certain amount that depends on its color. If one uses a prism foil now with one eye but not on the other eye, then the two seen pictures – depending upon color – are more or less widely separated. The brain produces

1554-692: Is based on the phenomenon of the human eye processing images more slowly when there is less light, as when looking through a dark lens. Because the Pulfrich effect depends on motion in a particular direction to instigate the illusion of depth, it is not useful as a general stereoscopic technique. For example, it cannot be used to show a stationary object apparently extending into or out of the screen; similarly, objects moving vertically will not be seen as moving in depth. Incidental movement of objects will create spurious artifacts, and these incidental effects will be seen as artificial depth not related to actual depth in

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1628-409: Is limited by the lesser of the display medium or human eye. This is because as the dimensions of an image are increased, either the viewing apparatus or viewer themselves must move proportionately further away from it in order to view it comfortably. Moving closer to an image in order to see more detail would only be possible with viewing equipment that adjusted to the difference. Freeviewing is viewing

1702-439: Is not possible to recreate a full 3-dimensional sound field with just two stereophonic speakers, it is an overstatement to call dual 2D images "3D". The accurate term "stereoscopic" is more cumbersome than the common misnomer "3D", which has been entrenched by many decades of unquestioned misuse. Although most stereoscopic displays do not qualify as real 3D display, all real 3D displays are also stereoscopic displays because they meet

1776-402: Is preserved. On most passive displays every other row of pixels is polarized for one eye or the other. This method is also known as being interlaced. The viewer wears low-cost eyeglasses which also contain a pair of opposite polarizing filters. As each filter only passes light which is similarly polarized and blocks the opposite polarized light, each eye only sees one of the images, and the effect

1850-409: Is the production of the impression of depth in a photograph , movie , or other two-dimensional image by the presentation of a slightly different image to each eye , which adds the first of these cues ( stereopsis ). The two images are then combined in the brain to give the perception of depth. Because all points in the image produced by stereoscopy focus at the same plane regardless of their depth in

1924-572: Is undesirable, this is called a "window violation." This can best be understood by returning to the analogy of an actual physical window. Therefore, there is a contradiction between two different depth cues: some elements of the image are hidden by the window, so that the window appears closer than these elements, and the same elements of the image appear closer than the window. As such, the stereo window must always be adjusted to avoid window violations to prevent viewer discomfort from conflicting depth cues. Holographic display A holographic display

1998-440: Is unique in that it can detect a user's touch by sensing movements in the air. The device then provides haptic feedback to the user by sending an ultrasonic air blast in return. In Intel's demonstration of this technology, the display was showcased representing a touchless, responsive piano. A possible implementation for this technology would be interactive displays in public kiosks; because this type of display does not require

2072-435: Is visible from a different range of positions in front of the display. This allows the viewer to move left-right in front of the display and see the correct view from any position. The technology includes two broad classes of displays: those that use head-tracking to ensure that each of the viewer's two eyes sees a different image on the screen, and those that display multiple views so that the display does not need to know where

2146-404: Is visually indistinguishable from the original, given the original lighting conditions. It creates a light field identical to that which emanated from the original scene, with parallax about all axes and a very wide viewing angle. The eye differentially focuses objects at different distances and subject detail is preserved down to the microscopic level. The effect is exactly like looking through

2220-467: The Stereo Realist format, introduced in 1947, is by far the most common. The user typically wears a helmet or glasses with two small LCD or OLED displays with magnifying lenses, one for each eye. The technology can be used to show stereo films, images or games, but it can also be used to create a virtual display. Head-mounted displays may also be coupled with head-tracking devices, allowing

2294-427: The illusion of depth in an image by means of stereopsis for binocular vision . The word stereoscopy derives from Greek στερεός (stereos)  'firm, solid' and σκοπέω (skopeō)  'to look, to see'. Any stereoscopic image is called a stereogram . Originally, stereogram referred to a pair of stereo images which could be viewed using a stereoscope . Most stereoscopic methods present

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2368-569: The Omega 3D/Panavision 3D system was discontinued by DPVO Theatrical, who marketed it on behalf of Panavision, citing "challenging global economic and 3D market conditions". Anaglyph 3D is the name given to the stereoscopic 3D effect achieved by means of encoding each eye's image using filters of different (usually chromatically opposite) colors, typically red and cyan . Red-cyan filters can be used because our vision processing systems use red and cyan comparisons, as well as blue and yellow, to determine

2442-434: The basis of some modern day holographic displays. 1962 - Yuri Denisyuk invented the white-light reflection hologram which was the first hologram that could be viewed under the light given off by an ordinary incandescent light bulb. 1968 - White-light transmission holography was invented by Stephen Benton . This type of holography was unique because it was able to reproduce the entire spectrum of colors by separating

2516-504: The brain, as it strives to make sense of the raw information. One of the functions that occur within the brain as it interprets what the eyes see is assessing the relative distances of objects from the viewer, and the depth dimension of those objects. The cues that the brain uses to gauge relative distances and depth in a perceived scene include: (All but the first two of the above cues exist in traditional two-dimensional images, such as paintings, photographs, and television.) Stereoscopy

2590-421: The color and contours of objects. Anaglyph 3D images contain two differently filtered colored images, one for each eye. When viewed through the "color-coded" "anaglyph glasses", each of the two images reaches one eye, revealing an integrated stereoscopic image. The visual cortex of the brain fuses this into perception of a three dimensional scene or composition. The ChromaDepth procedure of American Paper Optics

2664-514: The concept of a hologram while trying to improve the resolution of electron microscopes . He derived the name for holography, with "holos" being the Greek word for "whole," and "gramma" which is the term for "message." 1960 - The world's first laser was developed by Russian scientists Nikolay Basov and Alexander Prokhorov , and American scientist Charles H. Townes . This was a major milestone for holography because laser technology serves as

2738-404: The continuing miniaturization of video and other equipment these devices are beginning to become available at more reasonable cost. Head-mounted or wearable glasses may be used to view a see-through image imposed upon the real world view, creating what is called augmented reality . This is done by reflecting the video images through partially reflective mirrors. The real world view is seen through

2812-612: The customary definition of freeviewing. Stereoscopically fusing two separate images without the aid of mirrors or prisms while simultaneously keeping them in sharp focus without the aid of suitable viewing lenses inevitably requires an unnatural combination of eye vergence and accommodation . Simple freeviewing therefore cannot accurately reproduce the physiological depth cues of the real-world viewing experience. Different individuals may experience differing degrees of ease and comfort in achieving fusion and good focus, as well as differing tendencies to eye fatigue or strain. An autostereogram

2886-405: The development of a realistic imaging method: For the purposes of illustration I have employed only outline figures, for had either shading or colouring been introduced it might be supposed that the effect was wholly or in part due to these circumstances, whereas by leaving them out of consideration no room is left to doubt that the entire effect of relief is owing to the simultaneous perception of

2960-433: The display, rather than worn by the user, to enable each eye to see a different image. Because headgear is not required, it is also called "glasses-free 3D". The optics split the images directionally into the viewer's eyes, so the display viewing geometry requires limited head positions that will achieve the stereoscopic effect. Automultiscopic displays provide multiple views of the same scene, rather than just two. Each view

3034-515: The earliest stereoscope views, issued in the 1850s, were on glass. In the early 20th century, 45x107 mm and 6x13 cm glass slides were common formats for amateur stereo photography, especially in Europe. In later years, several film-based formats were in use. The best-known formats for commercially issued stereo views on film are Tru-Vue , introduced in 1931, and View-Master , introduced in 1939 and still in production. For amateur stereo slides,

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3108-521: The eye. A contact lens incorporating one or more semiconductor light sources is the form most commonly proposed. As of 2013, the inclusion of suitable light-beam-scanning means in a contact lens is still very problematic, as is the alternative of embedding a reasonably transparent array of hundreds of thousands (or millions, for HD resolution) of accurately aligned sources of collimated light. There are two categories of 3D viewer technology, active and passive. Active viewers have electronics which interact with

3182-514: The eyes, caused by imperfect image separation in some methods of stereoscopy. Although the term "3D" is ubiquitously used, the presentation of dual 2D images is distinctly different from displaying an image in three full dimensions . The most notable difference is that, in the case of "3D" displays, the observer's head and eye movement do not change the information received about the 3-dimensional objects being viewed. Holographic displays and volumetric display do not have this limitation. Just as it

3256-568: The generation of two images. Wiggle stereoscopy is an image display technique achieved by quickly alternating display of left and right sides of a stereogram. Found in animated GIF format on the web, online examples are visible in the New-York Public Library stereogram collection Archived 25 May 2022 at the Wayback Machine . The technique is also known as "Piku-Piku". For general-purpose stereo photography, where

3330-432: The goal is to duplicate natural human vision and give a visual impression as close as possible to actually being there, the correct baseline (distance between where the right and left images are taken) would be the same as the distance between the eyes. When images taken with such a baseline are viewed using a viewing method that duplicates the conditions under which the picture is taken, then the result would be an image much

3404-491: The huge bandwidth required to transmit a stream of them, have confined this technology to the research laboratory. In 2013, a Silicon Valley company, LEIA Inc , started manufacturing holographic displays well suited for mobile devices (watches, smartphones or tablets) using a multi-directional backlight and allowing a wide full- parallax angle view to see 3D content without the need of glasses. Volumetric displays use some physical mechanism to display points of light within

3478-432: The image in certain viewing angles, but it requires much less computational power and data transfer. Because humans' eyes are positioned side by side, HPO displays are generally preferred over VPO displays, and sometimes preferred over full parallax displays due to their lesser demand on processing power. MEMS technology allows holographic displays to incorporate very small moving parts into its design. The prime example of

3552-631: The laser plasma display, which is considered the first real 3D holographic display. 2011 - DARPA announces the Urban Photonic Sand Table (UPST) project, a dynamic digital holographic tabletop display. 2012 - The first holographic display is implemented in a car's interactive navigation display system. The technology was showcased through the exclusive luxury car, the Lykan HyperSport . 2013 - MIT researcher Michael Bove predicts that holographic displays will enter

3626-405: The lower criteria also. Most 3D displays use this stereoscopic method to convey images. It was first invented by Sir Charles Wheatstone in 1838, and improved by Sir David Brewster who made the first portable 3D viewing device. Wheatstone originally used his stereoscope (a rather bulky device) with drawings because photography was not yet available, yet his original paper seems to foresee

3700-507: The mass market within the next ten years, adding that we already have all the technology necessary for holographic displays. Laser plasma displays, developed in 2005 by the University of Texas, utilize a series of powerful lasers that focus light in desired positions in order to create plasma excitations with the oxygen and nitrogen molecules in the air. This type of holographic display is capable of producing images in thin air, without

3774-463: The minimum image disparity they can perceive as depth. It is believed that approximately 12% of people are unable to properly see 3D images, due to a variety of medical conditions. According to another experiment up to 30% of people have very weak stereoscopic vision preventing them from depth perception based on stereo disparity. This nullifies or greatly decreases immersion effects of stereo to them. Stereoscopic viewing may be artificially created by

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3848-518: The mirrors' reflective surface. Experimental systems have been used for gaming, where virtual opponents may peek from real windows as a player moves about. This type of system is expected to have wide application in the maintenance of complex systems, as it can give a technician what is effectively "x-ray vision" by combining computer graphics rendering of hidden elements with the technician's natural vision. Additionally, technical data and schematic diagrams may be delivered to this same equipment, eliminating

3922-481: The need for any sort of screen or external refraction media. The laser plasma display is able to depict very bright and visible objects, but it lacks in terms of resolution and picture quality. The piston display, invented by Belgian company IMEC in 2011, utilizes a MEMS (micro-electro-mechanical system) based structure. In this type of display, thousands of microscopic pistons are able to be manipulated up and down to act as pixels, which in turn reflect light with

3996-428: The need to obtain and carry bulky paper documents. Augmented stereoscopic vision is also expected to have applications in surgery, as it allows the combination of radiographic data ( CAT scans and MRI imaging) with the surgeon's vision. A virtual retinal display (VRD), also known as a retinal scan display (RSD) or retinal projector (RP), not to be confused with a " Retina Display ", is a display technology that draws

4070-406: The observer to increase information about the 3-dimensional objects being displayed by head and eye movements . Stereoscopy creates the impression of three-dimensional depth from a pair of two-dimensional images. Human vision, including the perception of depth, is a complex process, which only begins with the acquisition of visual information taken in through the eyes; much processing ensues within

4144-420: The original photographic processes have proven impractical for general use, the combination of computer-generated holograms (CGH) and optoelectronic holographic displays, both under development for many years, has the potential to transform the half-century-old pipe dream of holographic 3D television into a reality; so far, however, the large amount of calculation required to generate just one detailed hologram, and

4218-431: The original scene, the second cue, focus, is not duplicated and therefore the illusion of depth is incomplete. There are also mainly two effects of stereoscopy that are unnatural for human vision: (1) the mismatch between convergence and accommodation, caused by the difference between an object's perceived position in front of or behind the display or screen and the real origin of that light; and (2) possible crosstalk between

4292-403: The point of view chosen rather than actual physical separation of cameras or lenses. The concept of the stereo window is always important, since the window is the stereoscopic image of the external boundaries of left and right views constituting the stereoscopic image. If any object, which is cut off by lateral sides of the window, is placed in front of it, an effect results that is unnatural and

4366-415: The presentation of images at very high resolution and in full spectrum color, simplicity in creation, and little or no additional image processing is required. Under some circumstances, such as when a pair of images is presented for freeviewing, no device or additional optical equipment is needed. The principal disadvantage of side-by-side viewers is that large image displays are not practical and resolution

4440-477: The real objects themselves. Stereoscopy is used in photogrammetry and also for entertainment through the production of stereograms. Stereoscopy is useful in viewing images rendered from large multi- dimensional data sets such as are produced by experimental data. Modern industrial three-dimensional photography may use 3D scanners to detect and record three-dimensional information. The three-dimensional depth information can be reconstructed from two images using

4514-439: The reference beam is to provide the recording device with information such as background light, picture angle, and beam profile. The image is then processed to compensate for any variation in picture fidelity, and then sent to the display. Electroholographic displays are digital displays that transmit stored image data using an electromagnetic resonator. These signals are then read by an acoustic-optic modulator and converted into

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4588-462: The same as that which would be seen at the site the photo was taken. This could be described as "ortho stereo." However, there are situations in which it might be desirable to use a longer or shorter baseline. The factors to consider include the viewing method to be used and the goal in taking the picture. The concept of baseline also applies to other branches of stereography, such as stereo drawings and computer generated stereo images , but it involves

4662-604: The same object, taken from slightly different angles, are simultaneously presented, one to each eye. A simple stereoscope is limited in the size of the image that may be used. A more complex stereoscope uses a pair of horizontal periscope -like devices, allowing the use of larger images that can present more detailed information in a wider field of view. One can buy historical stereoscopes such as Holmes stereoscopes as antiques. Some stereoscopes are designed for viewing transparent photographs on film or glass, known as transparencies or diapositives and commonly called slides . Some of

4736-401: The scene without assistance from a larger objective lens ) or pinholes to capture and display the scene as a 4D light field , producing stereoscopic images that exhibit realistic alterations of parallax and perspective when the viewer moves left, right, up, down, closer, or farther away. Integral imaging may not technically be a type of autostereoscopy, as autostereoscopy still refers to

4810-556: The scene. Stereoscopic viewing is achieved by placing an image pair one above one another. Special viewers are made for over/under format that tilt the right eyesight slightly up and the left eyesight slightly down. The most common one with mirrors is the View Magic. Another with prismatic glasses is the KMQ viewer . A recent usage of this technique is the openKMQ project. Autostereoscopic display technologies use optical components in

4884-405: The seven colors that create white light. 1972 - Lloyd Cross produced the first traditional hologram by using white-light transmission holography to recreate a moving 3-dimensional image. 1989 - MIT spatial imaging group pioneered electroholography, which uses magnetic waves and acoustic-optical sensors to portray moving pictures onto a display. 2005 - The University of Texas developed

4958-461: The spatial impression from this difference. The advantage of this technology consists above all of the fact that one can regard ChromaDepth pictures also without eyeglasses (thus two-dimensional) problem-free (unlike with two-color anaglyph). However the colors are only limitedly selectable, since they contain the depth information of the picture. If one changes the color of an object, then its observed distance will also be changed. The Pulfrich effect

5032-481: The technology will cost as much as today's ordinary consumer TV's. Touchable holograms were originally a Japanese invention that became further developed by American microprocessor company Intel . Touchable hologram technology is the closest modern representation of the holographic displays that one might see in sci-fi movies such as Star Wars and particularly in the Star Trek television franchise. This display

5106-437: The two 2D images should be presented to the viewer so that any object at infinite distance is perceived by the eye as being straight ahead, the viewer's eyes being neither crossed nor diverging. When the picture contains no object at infinite distance, such as a horizon or a cloud, the pictures should be spaced correspondingly closer together. The advantages of side-by-side viewers is the lack of diminution of brightness, allowing

5180-554: The two monocular projections, one on each retina. But if it be required to obtain the most faithful resemblances of real objects, shadowing and colouring may properly be employed to heighten the effects. Careful attention would enable an artist to draw and paint the two component pictures, so as to present to the mind of the observer, in the resultant perception, perfect identity with the object represented. Flowers, crystals, busts, vases, instruments of various kinds, &c., might thus be represented so as not to be distinguished by sight from

5254-430: The user to "look around" the virtual world by moving their head, eliminating the need for a separate controller. Performing this update quickly enough to avoid inducing nausea in the user requires a great amount of computer image processing. If six axis position sensing (direction and position) is used then wearer may move about within the limitations of the equipment used. Owing to rapid advancements in computer graphics and

5328-481: The viewer's brain, as demonstrated with the Van Hare Effect , where the brain perceives stereo images even when the paired photographs are identical. This "false dimensionality" results from the developed stereoacuity in the brain, allowing the viewer to fill in depth information even when few if any 3D cues are actually available in the paired images. Traditional stereoscopic photography consists of creating

5402-408: The viewers' eyes are directed. Examples of autostereoscopic displays technology include lenticular lens , parallax barrier , volumetric display , holography and light field displays. Laser holography, in its original "pure" form of the photographic transmission hologram , is the only technology yet created which can reproduce an object or scene with such complete realism that the reproduction

5476-453: Was created by MIT researcher Michael Bove in 2013. Dr. Bove used a Microsoft Kinect camera as a relatively effective way to capture subjects in a three-dimensional space. The image is then processed by a PC graphics card and replicated with a series of laser diodes. The produced image is fully 3-dimensional and can be viewed from all 360 degrees to gain spatial perspective. Bove claims that this technology will be widespread by 2023, and that

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