DIRECTIONAL BACKLIGHT, 3D IMAGE DISPLAY APPARATUS HAVING THE SAME, AND METHOD OF MANUFACTURING THE SAME

A directional backlight and a 3D image display apparatus including the directional backlight are provided. The directional backlight includes a light guide plate guiding light emitted from a light source; a diffractive device configured to adjust the direction of light exiting the light guide plate;...

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Main Authors SHIN Bongsu, KIM Dongouk, LEE Hongseok, PARK Joonyong, SONG Hoon, LEE Sunghoon, BAE Jihyun, HONG Seogwoo, KIM Hyunjoon, CHUNG Jaeseung, SHIM Dongsik
Format Patent
LanguageEnglish
Published 22.06.2017
Subjects
BLASTING
FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMSTHEREOF
HEATING
LIGHTING
MECHANICAL ENGINEERING
OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
OPTICS
PHYSICS
STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHERARTICLES, NOT OTHERWISE PROVIDED FOR
WEAPONS
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Summary:A directional backlight and a 3D image display apparatus including the directional backlight are provided. The directional backlight includes a light guide plate guiding light emitted from a light source; a diffractive device configured to adjust the direction of light exiting the light guide plate; and an aperture adjusting layer including a plurality of apertures. The aperture adjusting layer may adjust the optical output efficiency of the diffractive device.
Bibliography:Application Number: US201615171523