发明授权
US5479292A Infrared wide-angle single lens for use in an infrared optical system
失效
用于红外光学系统的红外广角单镜头
- 专利标题: Infrared wide-angle single lens for use in an infrared optical system
- 专利标题(中): 用于红外光学系统的红外广角单镜头
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申请号: US118233申请日: 1993-09-09
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公开(公告)号: US5479292A公开(公告)日: 1995-12-26
- 发明人: Motonobu Yoshikawa , Yoshiharu Yamamoto
- 申请人: Motonobu Yoshikawa , Yoshiharu Yamamoto
- 申请人地址: JPX Osaka
- 专利权人: Matsushita Electric Industrial Co., Ltd.
- 当前专利权人: Matsushita Electric Industrial Co., Ltd.
- 当前专利权人地址: JPX Osaka
- 优先权: JPX4-241601 19920910
- 主分类号: G02B1/02
- IPC分类号: G02B1/02 ; G01J5/08 ; G01J5/34 ; G02B13/14 ; G08B13/193 ; G01J5/00
摘要:
In an infrared wide-angle single lens which is as constructed as of a positive meniscus lens, the following conditional expressions (1) through (6) are satisfied:(1) -50.0 th
公开/授权文献
- US6026141A One load conditional look ahead counter 公开/授权日:2000-02-15
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