发明名称 |
CORRECTION METHOD FOR DISTORTION OF IMAGE IN INCLINED PROJECTION |
摘要 |
An object for projection and an image forming lens are disposed so as to be always in parallel with an image forming plane. Accordingly, a figure similar to the planar shape to be projected can be always displayed even when the image forming plane is not perpendicular to the optical axis. |
申请公布号 |
WO9100538(A1) |
申请公布日期 |
1991.01.10 |
申请号 |
WO1990JP00448 |
申请日期 |
1990.03.31 |
申请人 |
JAPAN COMPUTER SCIENCE CO., LTD. |
发明人 |
NAGASAWA, MASANAO |
分类号 |
G02B27/18;G02B27/00;G03B21/00;G03B21/132 |
主分类号 |
G02B27/18 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|