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Optical Relay System With Afocal Menisci Element
专利权人:
III;George E. Duckett
发明人:
George E. Duckett, III
申请号:
US14933676
公开号:
US20170131537A1
申请日:
2015.11.05
申请国别(地区):
US
年份:
2017
代理人:
摘要:
An endoscope is provided having a shaft and an optical system disposed in the shaft. The optical system defines an optical path. The optical system includes a first relay lens and a first meniscus lens positioned in the optical path and between an intermediate image plane and the first relay lens. In one embodiment, a second relay lens and a second meniscus lens, the first relay lens and the first meniscus lens residing on a first side of the intermediate image plane, and the second relay lens and the second meniscus lens residing on a second side of the intermediate image plane, wherein the first and second sides of the intermediate image plane are opposing sides.
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中国工程科技知识中心
来源网址:
http://www.ckcest.cn/home/
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