Lamellar grating structure with polarization-independent...
Laminated diffraction optical element
Laser beam frequency doubling system
Laser light source device, hologram apparatus, and method...
Layer arrangement provided with a structure producing a...
Lens cover assembly for binary diffractive optic lenses
Lens manufacturing method thereof, and optical pickup
Lens, optical head, optical information writing/reading...
Light beam scanning apparatus
Light beam scanning apparatus
Light beam scanning apparatus
Light beam scanning apparatus comprising a first and second diff
Light control film for use in viewing holograms and related meth
Light control material for displaying color information, and...
Light control material for displaying color, information,...
Light coupling element
Light diffraction method and diffraction device, diffraction...
Light diffraction optical method, with corresponding optical...
Light dispersive insulated glazing unit
Light distributing apparatus for dividing the light from a light