JPS63113113U

JPS63113113U -

Info

Publication number: JPS63113113U
Application number: JP490287U
Authority: JP
Priority date: 1987-01-19
Filing date: 1987-01-19
Publication date: 1988-07-21
Anticipated expiration: 2002-01-19
Also published as: JPH0511531Y2

Description

[Brief explanation of the drawing]

図面は、内視鏡として硬性鏡を選び、本考案に
よつて構成した各光系の焦点切換え型内視鏡の実
施例を示すもので、第１図はその主体部を縦断し
て要部構成部分のみを示した要部構成部分説明用
断面図、第２図は照明範囲補正用光学素子担持体
の先端部の端面図、第３図のイは第１図に示した
硬性鏡本体のみを右方からみて示した側面図で、
ロは第１図に示した照明範囲補正用光学素子担持
体のみを右方からみて示した側面図である。Ｘ：各光学系の焦点切換え型内視鏡、Ａ：硬性
鏡本体、１；手許部、２；挿入部、３；外郭体、
４１，４２；光伝導部材、５_１，５_２；接眼レン
ズ、６_１，６_２；接眼部、７_１，７_２；係合係着
用突起、８；広角レンズ、９；望遠レンズ、１０
_１，１０_２；標識、１１；先端部、１２_１，１２
_２；照明兼観察窓、Ｂ：照明範囲補正用光学素子
担持体、２１；手許部嵌挿用基部、２２；挿入部
嵌挿用筒状部、２３；端壁、２４_１，２４_２；透
孔、２５；光拡散用レンズ、２６；光集光用レン
ズ、２７_１，２７_２；挿入嵌挿用切欠溝、２８；
標識、２９_１，２９_２；突起摺動用溝、Ｃ；光源
装置部、３１；アダプター。 The drawings show an embodiment of a focus switching type endoscope with each optical system configured according to the present invention, using a rigid endoscope as the endoscope. A cross-sectional view for explaining the main components showing only the constituent parts, Fig. 2 is an end view of the tip of the optical element carrier for illumination range correction, and A in Fig. 3 shows only the rigid endoscope main body shown in Fig. 1. This is a side view shown from the right side.
B is a side view showing only the illumination range correction optical element carrier shown in FIG. 1, seen from the right side. X: focus switching type endoscope for each optical system, A: rigid endoscope body, 1: hand section, 2: insertion section, 3: outer body,
41, 42; Photoconductive member, 5 ₁ , 5 ₂ ; Eyepiece lens, 6 ₁ , 6 ₂ ; Eyepiece portion, 7 ₁ , 7 ₂ ; Engagement engagement protrusion, 8; Wide-angle lens, 9; Telephoto lens, 10
₁ , 10 ₂ ; Marker, 11 ; Tip, 12 ₁ , 12
₂ ; Illumination/observation window, B: Optical element carrier for illumination range correction, 21; Base for insertion of hand portion, 22; Cylindrical portion for insertion of insertion portion, 23; End wall, 24 ₁ , 24 ₂ ; Transparent Hole, 25; Lens for light diffusion, 26; Lens for light condensing, 27 ₁ , 27 ₂ ; Notch groove for insertion, 28;
Labels, 29 ₁ , 29 ₂ ; Groove for sliding protrusions, C; Light source unit, 31; Adapter.

Claims

[Scope of utility model registration request]

A wide-angle lens that can also be used for objective or illumination purposes.
A wide-angle optical system consisting of a light-conducting member and an eyepiece; a telephoto lens also serving as an objective or illumination; a telephoto optical system consisting of a light-conducting member and an eyepiece; When one is used as an objective lens for a wide-angle observation optical system or a telephoto observation optical system,
an endoscope main body with the other optical system serving as an illumination optical system;
An adapter is provided which can be detachably attached to an eyepiece supporting an eyepiece of the optical system serving as the illumination optical system and can be connected in series with the eyepiece supported by the eyepiece. an optical element for illumination range correction carrying each optical element for illumination range correction, which is mounted in front of the wide-angle lens or the telephoto lens of the optical system used for illumination; A focus switching type endoscope with each optical system, characterized in that it is configured with a body.