No glasses needed, the 3D image can be seen with unassisted naked eye |
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Viewers can walk around the screen in a wide field of view seeing the objects and shadows moving continuously as in the normal perspective. |
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Unlimited number of viewers can see simultaneously the same 3D scene on the screen, with the possibility of seeing different details |
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Objects appear behind or even in front of the screen like on holograms |
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No positioning or head tracking applied |
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Spatial points are addressed individually |
HoloVizio - LightField | Stereoscopic | Autostereoscopic | Volumetric | Holographic | ||||||||||||||||||
Passive | Tracking | Multiview | Addressed media projection (air or solid) | Moving lightpoints | Layered | |||||||||||||||||
Features | User Benefits | Lenticular | Parallax barrier (controlled) | Different opt. Rasters and filters | Integral Imaging | Time - multiplex | Controlled pixel technology | Passive (moving screen) | Active (rotated led matrix) | Double | Multilayer | |||||||||||
Watch HoloVizio videos | ||||||||||||||||||||||
Continuous motion parallax | The 3D image don't "jump" between the views, horizontal perspective is perfect | TRUE, horizontal only | Limited | True, also vertical | True, also vertical | True, also vertical | True, also vertical | True, also vertical | True, vertical also possible | |||||||||||||
There's no contradiction between eye-convergence and focusing | No discomfort, seasickness or disorientation | |||||||||||||||||||||
Voxels can be individually addressed | The point of a given view does not move if the viewer is moving and is exactly there where it seems to be | Limited | Limited | Limited | Limited | Limited | ||||||||||||||||
Wide viewing angle, optional viewing distance | Collaborative use | Limited | ||||||||||||||||||||
No eye or head tracking used | Not necessary to stand in one point, free motion possible | Limited | ||||||||||||||||||||
No latency | ||||||||||||||||||||||
No invalid zones in the field of view | The 3D image can be seen in the entire field of view | Not relevant | Limited | |||||||||||||||||||
The points can be generated anywhere in the field of view | Optional shaped objects or 3D view can be visualized | In a fixed position only | In a fixed position only | Limited | Limited | Limited | Limited | Limited | Limited | |||||||||||||
Objects could appear behind and in front of the display screen | Limited with depth | Limited with depth | Limited with depth | Limited with depth | Limited with depth | Only with supplementary optics | ||||||||||||||||
Ability to show hidden edges | Wide scale of displayed images, textures vs. wire frame images only | |||||||||||||||||||||
Direction selective light emittance of each pixel | Window-like view, all light beams are present as in natural view | |||||||||||||||||||||
Full compatibility with optional software environment | Ability to display any 3D information and to use different 3D sw without restrictions | |||||||||||||||||||||
Compatible with current displaying conventions | Easy replacement of desktop 2D monitors | Limited | Limited | |||||||||||||||||||
High refreshment rate possible | Motion picture, interactivity | Limited | Limited | Limited | ||||||||||||||||||
Brightness | Visibility under various ambient lighting conditions | Good | Good | Good | Good | Fair | Limited | Good | Limited | Good | Limited | Limited | Limited | Fair | Good | Good | ||||||
Resolution (X,Y) | Clear, sharp pictures | Good | Good | Good | Fair | Fair | Fair | Fair | Fair | Good | Limited | Limited | Limited | Good | Good | Limited by speckle | ||||||
Depth resolution (Z) | Achievable depth of the 3D image | Good | Good | Good | Limited | Limited | Limited | Limited | Limited | Limited | Limited | Limited | Limited | Not relevant | Poor | Good | ||||||
Color resolution | True colours | Good | Good | Good | Good | Good | Good | Good | View number dependant | Fair | Poor | Poor | Good | Limited | Good | |||||||
Practical display sizes | System can be built from small to large sizes | Any | Any | Any | Any | Any | Any | Any | Limited | Limited | Limited | Any | Limited | |||||||||
No moving parts | Reliability, proper lifetime, mobile applications, no noise | True/Not true | True/Not true (Scanning) | |||||||||||||||||||
Vision safe tehcnology? | 3D image generation may involve methods which could be dangerous to human eye, casue strains or disconforts. | Eye strain | Overlapping reality | View number dependant visual strains | Laser and plazma radiation | Spinning hazard | Spinning hazard | Laser |