Planar lighting device and display device having same
作者： Fumie Kunimasa
DOI:
关键词:
摘要: Provided are planar lighting device that is excellent in luminance uniformity and light use efficiency a display including the device. A of present invention arranged such guide ( 22 ) includes: first optical member formed on incident surface ), diffusing emitted from source 21 into ); second exit b or back c changing an angle inside guide; third fourth so as to be close focusing, diffused by member, having concave part set ).
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