JPH0283515U - - Google Patents

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Publication number
JPH0283515U
JPH0283515U JP16420988U JP16420988U JPH0283515U JP H0283515 U JPH0283515 U JP H0283515U JP 16420988 U JP16420988 U JP 16420988U JP 16420988 U JP16420988 U JP 16420988U JP H0283515 U JPH0283515 U JP H0283515U
Authority
JP
Japan
Prior art keywords
guide shafts
drive mechanism
zoom lens
lens drive
follower
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.)
Granted
Application number
JP16420988U
Other languages
English (en)
Other versions
JPH085448Y2 (ja
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 filed Critical
Priority to JP1988164209U priority Critical patent/JPH085448Y2/ja
Publication of JPH0283515U publication Critical patent/JPH0283515U/ja
Application granted granted Critical
Publication of JPH085448Y2 publication Critical patent/JPH085448Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

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  • Lens Barrels (AREA)

Description

【図面の簡単な説明】
第１図Ａ及びＢは夫々第１実施例を備えた実体
顕微鏡の鏡体部の縦断面図及びその左側光学系の
概略図、第２図は第１図―線に沿う断面図、
第３図は第１実施例の要部拡大図、第４図Ａ及び
Ｂは夫々第２実施例を備えた実体顕微鏡の鏡体部
の縦断面図及びその左側光学系の概略図、第５図
は第４図Ｖ―Ｖ線に沿う断面図、第６図は従来例
を含む実体顕微鏡の鏡体部の概略図、第７図Ａ及
びＢは夫々第６図Ａ―Ａ線及びＢ―Ｂ線に沿う断
面図である。 ２１……本体枠、２２，３４，３５，３６……
ガイド軸、２３……ガイド面、２４……第１群レ
ンズ枠、２５，２７……ねじりコイルバネ、２６
……第２群レンズ枠、２８……円柱カム、２９…
…ガイド突条、３０……第１群用従動子、３１，
３３……カムピン、３２……第２群用従動子、２
４ａ，２４ｂ，２６ａ，２６ｂ，３７，３８……
ピン、２８ａ，２８ｂ……カム溝、３０ａ，３０
ｂ，３２ａ……フオーク部。

Claims (1)

    【実用新案登録請求の範囲】
  1. 左右の光軸に夫々沿つて配設された各２本の平
    行なガイド軸と、一端部が前記２本のガイド軸の
    一方に摺動可能に嵌装され且つ他端部が前記２本
    のガイド軸の他方に摺動可能に当接せしめられた
    左右のレンズ枠と、前記左右のガイド軸の対称軸
    と平行に配設された円柱カムと、基部が前記円柱
    カムにその回転により摺動せしめられるようにし
    て嵌装され且つ左右の端部が前記左右のレンズ枠
    の各一部と夫々係合する従動子とを備えた実体顕
    微鏡のズームレンズ駆動機構において、前記従動
    子に前記左右のレンズ枠を前記左右のガイド軸と
    夫々斜めに交差する方向に付勢するバネを装着し
    たことを特徴とするズームレンズ駆動機構。
JP1988164209U 1988-12-19 1988-12-19 実体顕微鏡のズームレンズ駆動機構 Expired - Lifetime JPH085448Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1988164209U JPH085448Y2 (ja) 1988-12-19 1988-12-19 実体顕微鏡のズームレンズ駆動機構

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988164209U JPH085448Y2 (ja) 1988-12-19 1988-12-19 実体顕微鏡のズームレンズ駆動機構

Publications (2)

Publication Number Publication Date
JPH0283515U true JPH0283515U (ja) 1990-06-28
JPH085448Y2 JPH085448Y2 (ja) 1996-02-14

Family

ID=31449622

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988164209U Expired - Lifetime JPH085448Y2 (ja) 1988-12-19 1988-12-19 実体顕微鏡のズームレンズ駆動機構

Country Status (1)

Country Link
JP (1) JPH085448Y2 (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006139026A (ja) * 2004-11-11 2006-06-01 Olympus Corp 変倍装置
JP2014095799A (ja) * 2012-11-09 2014-05-22 Hoya Corp 光学要素位置制御機構

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2889570C (en) 2012-10-25 2020-10-27 Lantech.Com, Llc Rotation angle-based wrapping
US10005581B2 (en) 2012-10-25 2018-06-26 Lantech.Com, Llc Effective circumference-based wrapping
WO2014127124A1 (en) 2013-02-13 2014-08-21 Lantech.Com, Llc Containment force-based wrapping
AU2019319726B2 (en) 2018-08-06 2022-04-07 Lantech.Com, Llc Stretch wrapping machine with curve fit control of dispense rate
EP4028327A4 (en) 2019-09-09 2024-01-03 Lantech.Com, Llc SHRINK WRAPPER WITH DISPENSING SPEED CONTROL BASED ON DETECTED SPEED OF DISTRIBUTED PACKAGING MATERIAL AND PREDICTED LOAD GEOMETRY

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5157051U (ja) * 1974-10-28 1976-05-04
JPS63101913U (ja) * 1986-12-23 1988-07-02

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5157051U (ja) * 1974-10-28 1976-05-04
JPS63101913U (ja) * 1986-12-23 1988-07-02

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006139026A (ja) * 2004-11-11 2006-06-01 Olympus Corp 変倍装置
JP2014095799A (ja) * 2012-11-09 2014-05-22 Hoya Corp 光学要素位置制御機構

Also Published As

Publication number Publication date
JPH085448Y2 (ja) 1996-02-14

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term