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LENTILLES D'OBJECTIF DE CAMERA DESTINEES A UN ENDOSCOPE ET ENDOSCOPE
专利权人:
AVATERAMEDICAL GMBH
发明人:
KHETTAL, ALI,WEISE, FABIAN
申请号:
CA3007229
公开号:
CA3007229A1
申请日:
2018.06.05
申请国别(地区):
CA
年份:
2018
代理人:
摘要:
A camera objective lens (1) for an endoscope (18, 19), comprises anobject-side first prism (2) and an image-side second prism (3), a first lenssystem (4)arranged on the object side of the first prism (2) and a second lens system(5)arranged on the image side of the first prism (2), and a sensor surface (20)arrangedat the image-side end of the camera objective lens (1) parallel to thelongitudinalaxis of an endoscope shaft of the endoscope. The first prism (2) and thesecondprism (3) are designed to cause a first to third beam deflection as a three-fold beamdeflection. The first lens system (4) includes a biconcave first lens (6), abiconvexsecond lens (7), a third lens (8) formed as a rod lens, a plane-concave fourthlens (9)and a biconvex fifth lens (10) in this order as viewed from the object side.Thesecond lens system (5) includes a convex-plane sixth lens (11), a seventh lens(12)formed as a meniscus lens, a biconvex eighth lens (13) and a biconcave ninthlens(14) in this order as viewed from the object side.
来源网站:
中国工程科技知识中心
来源网址:
http://www.ckcest.cn/home/

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