JPS59136608U - binocular focus adjustment device - Google Patents

binocular focus adjustment device

Info

Publication number
JPS59136608U
JPS59136608U JP2812083U JP2812083U JPS59136608U JP S59136608 U JPS59136608 U JP S59136608U JP 2812083 U JP2812083 U JP 2812083U JP 2812083 U JP2812083 U JP 2812083U JP S59136608 U JPS59136608 U JP S59136608U
Authority
JP
Japan
Prior art keywords
adjustment device
focus adjustment
shaft
binoculars
rotation
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP2812083U
Other languages
Japanese (ja)
Inventor
石田　恒夫
Original Assignee
大塚光学株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 大塚光学株式会社 filed Critical 大塚光学株式会社
Priority to JP2812083U priority Critical patent/JPS59136608U/en
Publication of JPS59136608U publication Critical patent/JPS59136608U/en
Pending legal-status Critical Current

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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

【図面の簡単な説明】[Brief explanation of drawings]

第１図は本考案の一実施例の装置を備えた双眼鏡の底面
図、第２図は第１図の■−■線に沿う断面図、第３図は
第１図の要部を分解して示す斜視図である。 １：鏡体、３：中実軸、４：接眼鏡筒、６：摺動軸、７
：回転軸、８：被動歯車、９：駆動歯車、１０：操作ノ
ブ、６４：多条おねじ部、７４：多条めねじ部。Fig. 1 is a bottom view of binoculars equipped with a device according to an embodiment of the present invention, Fig. 2 is a sectional view taken along the line ■-■ in Fig. 1, and Fig. 3 is an exploded view of the main parts of Fig. 1. FIG. 1: Mirror body, 3: Solid shaft, 4: Eyepiece tube, 6: Sliding shaft, 7
: Rotating shaft, 8: Driven gear, 9: Drive gear, 10: Operation knob, 64: Multi-start male thread, 74: Multi-start female thread.

Claims (2)

【実用新案登録請求の範囲】[Scope of utility model registration request] （１）左右の接眼鏡筒を左右の鏡体に進退自在に挿入し
た双眼鏡において、左右の前記接眼鏡筒を一連結する摺
動軸の下部に設けた多条おねじ部と、前記多条おねじ部
に係合する多条めねじ部を設けた回転軸と、前記回転軸
の外周に一体に設けた回転伝達機構の被動部と、前記接
眼鏡筒に回動自在に嵌着された回転伝達機構の駆動部と
、前記駆動部に設けた操作ノブと、−前記回転軸を軸受
けすると共に左右の前記鏡体を相互回動自在に連結する
中実軸とからなる双眼鏡の焦点調整装置。(1) In binoculars in which the left and right eyepiece tubes are inserted into the left and right mirror bodies so as to be freely advanced and retracted, the multi-threaded male screw portion provided at the lower part of the sliding shaft that connects the left and right eyepiece tubes in series; a rotating shaft provided with a multi-threaded female screw portion that engages with the male thread portion; a driven portion of a rotation transmission mechanism provided integrally on the outer periphery of the rotating shaft; and a rotary shaft rotatably fitted into the eyepiece barrel. A focus adjustment device for binoculars comprising: a drive section of a rotation transmission mechanism; an operation knob provided on the drive section; and - a solid shaft bearing the rotation shaft and rotatably connecting the left and right mirror bodies. . （２）操作ノブを回転軸とは反対の方向に突出させたこ
とを特徴とする実用新案登録請求の範囲第１項に記載の
双眼鏡の焦点調整装置。(2) The focus adjustment device for binoculars according to claim 1, characterized in that the operating knob protrudes in a direction opposite to the rotation axis.
JP2812083U 1983-03-01 1983-03-01 binocular focus adjustment device Pending JPS59136608U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2812083U JPS59136608U (en) 1983-03-01 1983-03-01 binocular focus adjustment device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2812083U JPS59136608U (en) 1983-03-01 1983-03-01 binocular focus adjustment device

Publications (1)

Publication Number Publication Date
JPS59136608U true JPS59136608U (en) 1984-09-12

Family

ID=30158996

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2812083U Pending JPS59136608U (en) 1983-03-01 1983-03-01 binocular focus adjustment device

Country Status (1)

Country Link
JP (1) JPS59136608U (en)

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