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3D display system based on integral imaging

3D display system based on integral imaging. 2012. 12. 7. Sung- Wook Min Kyung Hee University. Contents. Introduction Integral imaging Integral floating Issues. Introduction - Development of displays. 알타미라 동굴벽화 (~B.C 15,000). 회화 (The cornation of Napoleon, 1804). 사진술 (1839).

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3D display system based on integral imaging

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  1. 3D display system based on integral imaging 2012. 12. 7. Sung-Wook Min Kyung Hee University

  2. Contents • Introduction • Integral imaging • Integral floating • Issues

  3. Introduction- Development of displays 알타미라 동굴벽화 (~B.C 15,000) 회화 (The cornation of Napoleon, 1804) 사진술 (1839) TV (1937) 3차원 디스플레이 HDTV (2000)

  4. Introduction- History of 3D display LG: 84 inch ultra HD 3D home theatre (2010) Stereoscope: Wheatstone (1838) Lenticular: Hess (1915) Samsung: 30 inch full HD 3D AMOLED TV (2010) Lenticular stereoscope (prism): Brewster (1844) Parallax barrier: Kanolt (1915) 1850 1900 1950 2000 1830 Autostereoscopic: Maxwell (1868) Hologram: Gabor (1948) Electro-holography: Benton (1989) Stereoscopic movie camera: Edison & Dickson (1891) Anaglyph: Du Hauron (1891) Integral photography: Lippmann (1908) Integram: de Montebello (1970) 3D movie: La’arriveedu train (1903)

  5. Introduction- 3D display

  6. Introduction- 3D display in movies Back to the future (1985) Big Bang Theory (2012)

  7. Introduction- Depth perception cues

  8. Introduction- Depth perception cues

  9. Introduction- Depth perception cues

  10. Introduction- Classification

  11. Integral imaging G. Lippmann, "La photographie integrale," Comptes-Rendus 146, 446-451, Academie des Sciences (1908)

  12. Integral imaging • Pseudoscopic problem A B A´ B´ a b Real mode (pseudoscopic) Real mode (orthoscopic) Virtual mode (orthoscopic)

  13. Integral imaging- Display mode <Real mode> <Virtual mode> Central depth plane Central depth plane Display device Integrated image Display panel Lens array Integration plane Integration plane Lens array

  14. Integral imaging- Display mode <Focused mode> Focused plane Integration plane 1 Integrated image Integrated image Integration plane 2 Lens array Display panel

  15. Integral imaging- Characteristic equation Characteristic Equation • Image resolution • Viewing angle • Image depth RX = 10 mm-1

  16. Integral imaging using multi panels <Conventional> <Proposed> S.-W. Min, B. Javidi, and B. Lee, “Enhanced three-dimensional integral imaging system by use of double display devices,” Appl. Opt. 42, 4186–4195 (2003)

  17. Curved integral imaging <Concept> <Result> Y. Kim, J.-H. Park, S.-W. Min, S. Jung, H. Choi, and B. Lee, “Wide-viewing-angle integral three-dimensional imaging system by curving a screen and a lens array,” Appl. Opt. 44, 546–552 (2005).

  18. Viewing angle/Depth range enhanced <Head tracking method> <Polymer-dispersed liquid crystal> L C R • G. Park, J.-H. Jung, K. Hong, Y. Kim, Y.-H. Kim, S.-W. Min, and B. Lee, Opt. Express 17, 17895-17908, (2009) • Y. Kim, H. Choi, J. Kim, S.-W. Cho, Y. Kim, G. Park, and B. Lee, Appl. Opt. 46, 3766-3773, (2007)

  19. See-through integral imaging • Concept of see-through integral imaging Reflected light : Integral imaging by the concave (or convex) mirror array Transmitted light : See-through imaging of the real object

  20. High resolution integral imaging (a) Pick-up • NHK • Lens array : 400250 lens • Display : 76804320 pixels • Viewing angle : 24 • Real-time motion imaging (b) Display • Jun Arai, et al. “Integral Three-Dimensional Television Using a 33-Megapixel Imaging System.” Journal of Display Technology

  21. High resolution integral imaging Reconstructed image Integral 3D TV video

  22. Decentered lens array (a) (b) Decentered elemental lenses Wider viewing angle

  23. Decentered lens array (a) (b)

  24. 3D blood vessel imaging (a) Concept (b) setup (c) Elemental images • Sung-In Hong, Hee-Seung Kim, Kyeong-Min Jeong, and Jae-Hyeung Park, “Three-dimensional blood vessel imaging using integral imaging,” Biomedical Optics and 3D Imaging OSA 2012

  25. 3D blood vessel imaging (a) 2D image (b) Refocused images (c) Reconstructed views

  26. 3D blood vessel imaging (a) Absorption curve of oxi- and deoxi-hemoglobins (b) Schematics of 3D imaging system of oxygen saturation ratio

  27. Depth extraction Integral Image Viewpoint Images Chain of Correspondences Energy Minimization Anchor Points Depthmap Extraction • Dimitrios Zarpalas, Eleni Fotiadou, Iordanis Biperis, and Petros Daras, “Anchoring Graph Cuts Towards Accurate Depth Estimation in Integral Images,” JOURNAL OF DISPLAY TECHNOLOGY, 2012

  28. Integral floating Image floating by floating device 3D image by InIm system Reducing seam noise Enhancing image quality Enhancing 3D effect Integral imaging system (InIm system) 3D image by floating device Image floating system(Fresnel lens)

  29. Integral floating • Viewing parameters Viewing window

  30. Integral floating J Kim, S.-W. Min, and B. Lee, “Viewing region maximization of an integral floating display through location adjustment of viewing window,” Opt. Express 15, 13023-13034 (2007).

  31. Floating Central Display plane depth device a a b b plane w w f f H H U U K K U U H H K K Diffuser Diffuser Diffuser at K at H at U j j Floating 3D integrated b =300mm 3D image Integral image Viewing imaging window system b =350mm Floating lens b =400mm Integral floating

  32. Integral floating for AR J. Hong, S.-W. Min, and B. Lee, “Integral floating display systems for augmented reality,” Appl. Opt. 18, 4201-4209 (2012).

  33. Tiling integral floating H.-J. Choi, Y. M. Kim, J. Jung, K.-M. Jung and S.-W. Min, “Tiling integral floating display system with optimized viewing window,” Appl. Opt. 51, 5453-5457 (2012).

  34. Issues • Viewing angle • Resolution • Expressible depth range

  35. Thank you for attention! Mail to : mins@khu.ac.kr

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