Light guide plate made of lead-free glass having a high refractive index and image display device using a light guide plate
Provided is a light guide plate for an image display device which uses lead-free glass, has excellent color reproducibility and a light weight, and may obtain a wide viewing angle. A light guide plate for an image display device, which guides image light inputted from an image display element and ou...
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Format: | Patent |
Sprache: | eng |
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