Canon kabushiki kaisha (20240411139). IMAGE DISPLAY APPARATUS AND IMAGE DISPLAY SYSTEM
IMAGE DISPLAY APPARATUS AND IMAGE DISPLAY SYSTEM
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IMAGE DISPLAY APPARATUS AND IMAGE DISPLAY SYSTEM
This abstract first appeared for US patent application 20240411139 titled 'IMAGE DISPLAY APPARATUS AND IMAGE DISPLAY SYSTEM
Original Abstract Submitted
an image display apparatus includes a light source unit, an image generating element configured to modulate an incident light beam and to generate an image light beam, a light guide member configured to propagate a light beam from the light source unit inside the light guide member and to emit as an illumination light beam part of the light beam from each of a plurality of regions on the light guide member toward the image generating element, an optical system configured to guide the image light beam from the image generating element to an observation side or a projection side, and a light-distribution-angle conversion element disposed between the light guide member and the optical system and configured to convert a light distribution angle of the image light beam. predetermined inequalities are satisfied.