INFITEC光谱立体原理.pdf

I N F I T E C 1 3-D Presentation Everywhere Technology und Applications of INFITEC Stereo Projection Helmut Jorke and Markus Fritz INFITEC GmbH I N F I T E C 2 Overview Review Stereoprojection Schemes Concept of the New Approach Key Features and Applications I N F I T E C 3 Existing Techniques for Stereo Projection Wavelength Multiplexing (Anaglyph Technique) Polarisation Filter Techniques Time Multiplexing (Shutter Glasses Technique) I N F I T E C 4 Transmission Wavelength 400 nm 500 nm 600 nm 700 nm Drawback: left and right eye images have different colors Wavelength Multiplexing using broadband dye filters left eye image right eye image I N F I T E C 5 Transmission Wavelength 400 nm 500 nm 600 nm 700 nm Wavelength Multiplexing using narrow band filters Benefit: no color discrepancies in the left and right image Drawback: stereo images are only monochromatic left eye image right eye image I N F I T E C 6 Perception of light in the human eye I N F I T E C 7 Φ λ λ T λ T Left eye image Right eye image 1 0 1 0 Stereo imaging using interference filters I N F I T E C 8 Φ λ λ T λ 1 0 550 nm T = 6000 K Φ Implementation of the scheme (Xe lamp) I N F I T E C 9 Implementation of the scheme Modulator (LCD, DMD) Light Source Filter (Option 1) Filter (Option 2) INFITEC = Interference filter technique I N F I T E C 10 Implementation of the scheme INFITEC = Interference filter technique Time Filter left Filter right Filter left Filter right I N F I T E C 11 Key features Infitec stereo imaging works on every white screen. No need for special non de-polarisation screens (silver screens). By use of low gain screens stereo images become very homogeneous and very serene. Homogeneity is comparable to high quality mono projection. Very high channel separation (no ghost images at all). I N F I T E C 12 Key features - Flexibility Special Screen Standard Screen Active 3-D glasses (power supply) Passive 3-D gla