Light guide plate with diffraction gratings and backlight...
Light modulator
Light modulator structure for producing high-contrast...
Light quantity distribution control element and optical...
Light quantity distribution control element and optical...
Light reflection/diffraction device, light...
Light scanner and multi-beam generator using the same
Light-diffracting binary grating structure
Lithographic method for manufacturing a mask used in the...
Littrow grating and use of a littrow grating