Illumination optical unit employing dichroic mirror wheel...
Illumination system
Illumination system for displaying images without color break
Illumination system for dual-lamp projector
Image or picture projecting system using electronically controll
Image or picture projecting system using electronically controll
Image processing with changes of optical system of projector
Image projector
Image projector
Image projector
Infra-red and ultraviolet filtration in projection systems