JPS5990915U

JPS5990915U - Endoscope eyepiece

Info

Publication number: JPS5990915U
Application number: JP18603382U
Authority: JP
Inventors: 輝雄大内
Original assignee: 旭光学工業株式会社
Priority date: 1982-12-10
Filing date: 1982-12-10
Publication date: 1984-06-20

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of drawings]

第１図は内視鏡の操作部に取付けた状態の本考案の一実
施例を示す縦断側面図、第２図は同実施例の接眼部本体
を示す平面図、第３図は同実施例の回転カム筒を示す平
面図、第４図及び第５図はカム溝の形状番例示する展開
図である。１・・・接眼部、１ａ・・・取付部、２・・・操作部、
５・・・観察用光学繊維束、７・・・レンズ枠体、１５
・・・レンズ、１７・・・連動ピン、１８・・・回転カ
ム筒、１９・・・カム溝、１９ａ・・・視度調節用の溝
、１９ｂ・・・撮影用の溝、２１・・・視度調節環。Fig. 1 is a longitudinal sectional side view showing an embodiment of the present invention attached to the operating section of an endoscope, Fig. 2 is a plan view showing the main body of the eyepiece section of the embodiment, and Fig. 3 is the same implementation. A plan view showing an example rotating cam cylinder, and FIGS. 4 and 5 are developed views showing examples of the shape of the cam groove. 1... Eyepiece part, 1a... Mounting part, 2... Operation part,
5... Optical fiber bundle for observation, 7... Lens frame, 15
... Lens, 17... Interlocking pin, 18... Rotating cam tube, 19... Cam groove, 19a... Groove for diopter adjustment, 19b... Groove for photographing, 21... - Diopter adjustment ring.

Claims

[Scope of Claim for Utility Model Registration] An eyepiece body that has a mounting part for attaching a camera and is fixed to the operation part of the endoscope, and a lens that constitutes the eyepiece optical system is attached to the eyepiece body. a lens frame body to be fitted inside;
a diopter adjustment ring mounted on the eyepiece main body; a cam groove provided integrally with the diopter adjustment ring or lens frame body and having a diopter adjustment groove and a photographing groove; An interlocking pin is provided integrally with the lens frame or the diopter adjustment ring and is fitted into the cam groove, and the rotational movement of the diopter adjustment ring is controlled by the cam groove and the interlocking pin.
The eyepiece of an endoscope that changes the movement of the lens frame in its axial direction.