发明授权
US06922267B2 Image display apparatus 有权
图像显示装置

Image display apparatus
摘要:
An image display apparatus has an image display device for displaying an image, an eyepiece optical system, including a holographic magnifying optical element, for magnifying and projecting the image, and a holographic filter, disposed either as part of the image display device or in the optical path between the image display device and the eyepiece optical system, for restricting the wavelength range of the image light.
公开/授权文献
信息查询
0/0