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US 10,502,961 B2Granted
Virtual image display apparatus
AssigneeSeiko Epson Corporation
InventorsToshiaki Miyao, Takahiro Totani, Masayuki Takagi, Takashi Takeda, Akira Komatsu, Kazuya Kamakura
Life of this patent
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Abstract
In a frame part, a center portion having a thick structure is provided between a first optical member as a first light guide unit and a second optical member as a second light guide unit to connect to both and fixes relative positions of the first optical member and the second optical member by the center portion, and thereby, reduction in weight and size of the frame part is realized.
Claims20
A virtual image display apparatus comprising:
- a first light guide and a second light guide provided in a pair corresponding to left and right eyes and respectively guiding picture lights to be visually recognized, the first light guide having a first protruding portion extending toward the second light guide, and the second light guide having a second protruding portion extending toward the first light guide;
- and
- a frame part including a center portion, the center portion sandwiching the first protruding portion and the second protruding portion, the center portion fixing a relative position of the first light guide to the second light guide.
A virtual image display apparatus comprising:
- a first light guide and a second light guide corresponding to left and right eyes and guiding picture lights to be visually recognized, the first light guide and the second light guide including corresponding protruding portions extending toward a center portion;
- and
- an elongated frame part formed in a U-shape, the frame part including the center portion and sandwiching the protruding portions of the first light guide unit and the second light guide.
Dependencies are inferred from the claim text.