发明名称 |
Image displaying apparatus having magnification-changing system |
摘要 |
The present invention relates to an image displaying apparatus comprising an image displaying device for radiating light to display an image, a first optical system for forming the image on a primary image plane, which has a magnification-changing portion for changing an image magnification of the image and a second optical system for guiding light from the primary image plane to the pupil of an observer in order to enable the observer to observe an enlarged, virtual image of the image formed on the primary image plane.
|
申请公布号 |
US6188521(B1) |
申请公布日期 |
2001.02.13 |
申请号 |
US19950450787 |
申请日期 |
1995.05.25 |
申请人 |
CANON KABUSHIKI KAISHA |
发明人 |
TANAKA TSUNEFUMI;TSUJI SADAHIKO;MORISHIMA HIDEKI;NANBA NORIHIRO;AKIYAMA TAKESHI |
分类号 |
G02B27/02;G02B27/00;G02B27/01;G02B27/22;H04N5/64;(IPC1-7):G02B27/14;G02B23/00 |
主分类号 |
G02B27/02 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|