Near-eye lightfield display: Difference between revisions
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* '''Stanford / NVIDIA Light Field Stereoscope (2015):''' An early HMD demonstration using two stacked LCD layers to provide accommodation cues over a continuous range (0.2m to infinity) within a ~30° FoV<ref name="Huang2015" />. | * '''Stanford / NVIDIA Light Field Stereoscope (2015):''' An early HMD demonstration using two stacked LCD layers to provide accommodation cues over a continuous range (0.2m to infinity) within a ~30° FoV<ref name="Huang2015" />. | ||
* '''NVIDIA / UNC Holographic HMD (2017):''' Showcased a prototype using a 2k x 2k phase SLM and GPU computation to generate real-time holograms at 90 Hz with an 80° FoV<ref name="Maimone2017" />. | * '''NVIDIA / UNC Holographic HMD (2017):''' Showcased a prototype using a 2k x 2k phase SLM and GPU computation to generate real-time holograms at 90 Hz with an 80° FoV<ref name="Maimone2017" />. | ||
* '''Avegant Light Field Technology (2017 onwards):''' Demonstrated mixed reality prototypes using multiple simultaneous focal planes (~2-3 planes, ~40° FoV)<ref name="AvegantBlog2017">Avegant (2017, January 4). Avegant Demonstrates Light Field Technology For Mixed Reality Experiences. | * '''Avegant Light Field Technology (2017 onwards):''' Demonstrated mixed reality prototypes using multiple simultaneous focal planes (~2-3 planes, ~40° FoV)<ref name="AvegantBlog2017">Avegant (2017, January 4). Avegant Demonstrates Light Field Technology For Mixed Reality Experiences. https://www.prnewswire.com/news-releases/avegant-introduces-light-field-technology-for-mixed-reality-300423855.html</ref>. | ||
* '''[[Magic Leap]] One (2018):''' The first widely available commercial HMD marketed with lightfield concepts ("photonic lightfield chip"), implemented using waveguides providing two fixed focal planes (~0.5m and infinity) over a ~50° diagonal FoV<ref name="MagicLeapSpecs">Magic Leap (n.d.). Magic Leap 1: Technical Specs. Retrieved from https://www.magicleap.care/hc/en-us/article_attachments/33734272340493</ref>. | * '''[[Magic Leap]] One (2018):''' The first widely available commercial HMD marketed with lightfield concepts ("photonic lightfield chip"), implemented using waveguides providing two fixed focal planes (~0.5m and infinity) over a ~50° diagonal FoV<ref name="MagicLeapSpecs">Magic Leap (n.d.). Magic Leap 1: Technical Specs. Retrieved from https://www.magicleap.care/hc/en-us/article_attachments/33734272340493</ref>. | ||
* '''[[Meta Reality Labs Research]] (formerly Facebook Reality Labs) Half-Dome Series (2018-2020):''' A series of research prototypes exploring varifocal displays. Half-Dome 1 used mechanical actuation; later versions like Half-Dome 3 used a stack of liquid crystal lenses to achieve 64 discrete focal planes electronically, combined with [[eye tracking]] and a wide FoV (~140°)<ref name="AbrashBlog2019">Abrash, M. (2019, September 25). Oculus Connect 6: The Future of VR. [Blog post]. Meta Quest Blog. Retrieved from https://www.youtube.com/watch?v=7YIGT13bdXw</ref>. | * '''[[Meta Reality Labs Research]] (formerly Facebook Reality Labs) Half-Dome Series (2018-2020):''' A series of research prototypes exploring varifocal displays. Half-Dome 1 used mechanical actuation; later versions like Half-Dome 3 used a stack of liquid crystal lenses to achieve 64 discrete focal planes electronically, combined with [[eye tracking]] and a wide FoV (~140°)<ref name="AbrashBlog2019">Abrash, M. (2019, September 25). Oculus Connect 6: The Future of VR. [Blog post]. Meta Quest Blog. Retrieved from https://www.youtube.com/watch?v=7YIGT13bdXw</ref>. | ||