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Camera Objective Lens for an Endoscope
专利权人:
avateramedical GmbH
发明人:
Ali Khettal,Fabian Weise
申请号:
US16008802
公开号:
US20180360297A1
申请日:
2018.06.14
申请国别(地区):
US
年份:
2018
代理人:
摘要:
A camera objective lens for an endoscope has an object-side first prism and an image-side second prism, a first lens system arranged on the object side of the first prism and a second lens system arranged on the image side of the first prism, and a sensor surface arranged at the image-side end of the camera objective lens parallel to the longitudinal axis of an endoscope shaft of the endoscope. The first prism and the second prism are designed to cause a first to third beam deflection as a three-fold beam deflection. The first lens system includes a biconcave first lens, a biconvex second lens, a third lens formed as a rod lens, a plane-concave fourth lens and a biconvex fifth lens in this order as viewed from the object side. The second lens system includes a convex-plane sixth lens, a seventh lens formed as a meniscus lens, a biconvex eighth lens and a biconcave ninth lens in this order as viewed from the object side.
来源网站:
中国工程科技知识中心
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http://www.ckcest.cn/home/

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