Displacement detection apparatus
Display device using single-panel diffractive light modulator
Display having diffraction grating pattern
Display medium employing diffraction grating and method of produ
DOE-based systems and devices for producing laser beams...
DOE-based systems and devices for producing laser beams...
DOE-based systems and devices for producing laser beams...
Dot matrix holograms with spatially varying period
Double blazed binary diffraction optical element beam splitter
Dual diffraction-grating device
Dual mode optical Magnifier system
Dual-lens hybrid diffractive/refractive imaging system
Durable silver thin film coating for diffraction gratings
Dynamic image device with diffractive optical element
Dynamic optical devices
Dynamic optical tag communicator and system using corner...