JPH0227106U - - Google Patents

Info

Publication number
JPH0227106U
JPH0227106U JP10392888U JP10392888U JPH0227106U JP H0227106 U JPH0227106 U JP H0227106U JP 10392888 U JP10392888 U JP 10392888U JP 10392888 U JP10392888 U JP 10392888U JP H0227106 U JPH0227106 U JP H0227106U
Authority
JP
Japan
Prior art keywords
focus lens
optical axis
variator
compensator
elastic member
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
JP10392888U
Other languages
Japanese (ja)
Other versions
JP2519892Y2 (en
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 JP1988103928U priority Critical patent/JP2519892Y2/en
Publication of JPH0227106U publication Critical patent/JPH0227106U/ja
Application granted granted Critical
Publication of JP2519892Y2 publication Critical patent/JP2519892Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Description

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

第１図は、第２図に示したＡＦズームカメラの
要部断面図、第２図は、本考案のズームレンズを
適用したＡＦズームカメラの一実施例の分解斜視
図、第３図は、上記第１図中の―線に沿つた
断面図である。 ３，４…ガイド軸、２４ａ…空間部（バリエー
タとコンペンセータの外周位置）、２５…フオー
カスレンズのレンズ枠、２６…カムフオロワピン
（フオーカスレンズを移動させる手段）、２７…
フオーカシングカム部材（フオーカスレンズを移
動させる手段）、２８…フオーカシングばね（弾
性部材）、３１…フオーカシング駆動ユニツト（
駆動系）、Ｌ１…フオーカスレンズ、Ｌ２…バリ
エータ、Ｌ３…コンペンセータ。 FIG. 1 is a sectional view of the main parts of the AF zoom camera shown in FIG. 2, FIG. 2 is an exploded perspective view of an embodiment of the AF zoom camera to which the zoom lens of the present invention is applied, and FIG. FIG. 2 is a sectional view taken along the line - in FIG. 1 above. 3, 4...Guide shaft, 24a...Space (outer peripheral position of variator and compensator), 25...Lens frame of focus lens, 26...Cam follower pin (means for moving the focus lens), 27...
Focusing cam member (means for moving the focus lens), 28... Focusing spring (elastic member), 31... Focusing drive unit (
drive system), L1 ...focus lens, L2 ...variator, L3 ...compensator.

Claims (1)

【実用新案登録請求の範囲】 バリエータとコンペンセータ並びにこれらのレ
ンズよりも有効口径の大きなフオーカスレンズを
光軸に平行なガイド軸に移動自在に支持してなる
ズームレンズであつて、 上記フオーカスレンズを駆動系によつて光軸に
沿う方向に移動させる手段と、 上記ガイド軸よりも光軸側に接近して上記フオ
ーカスレンズのレンズ枠と所定の部材の間に上記
バリエータとコンペンセータの外周位置を通つて
配置され上記フオーカスレンズを光軸に沿う方向
に付勢している弾性部材と、 を具備してなることを特徴とするズームレンズ
。[Scope of Claim for Utility Model Registration] A zoom lens comprising a variator, a compensator, and a focus lens with a larger effective aperture than these lenses, movably supported on a guide axis parallel to the optical axis, the focus lens described above. a means for moving the variator and the compensator in a direction along the optical axis by a drive system; A zoom lens comprising: an elastic member disposed through the elastic member biasing the focus lens in a direction along the optical axis.
JP1988103928U 1988-08-05 1988-08-05 Zoom lens Expired - Lifetime JP2519892Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1988103928U JP2519892Y2 (en) 1988-08-05 1988-08-05 Zoom lens

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988103928U JP2519892Y2 (en) 1988-08-05 1988-08-05 Zoom lens

Publications (2)

Publication Number Publication Date
JPH0227106U true JPH0227106U (en) 1990-02-22
JP2519892Y2 JP2519892Y2 (en) 1996-12-11

Family

ID=31335194

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988103928U Expired - Lifetime JP2519892Y2 (en) 1988-08-05 1988-08-05 Zoom lens

Country Status (1)

Country Link
JP (1) JP2519892Y2 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002296482A (en) * 2001-03-30 2002-10-09 Olympus Optical Co Ltd Zoom lens barrel
JP2010008889A (en) * 2008-06-30 2010-01-14 Nikon Corp Lens barrel and imaging apparatus

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62113312U (en) * 1986-01-06 1987-07-18
JPS63180923A (en) * 1987-01-12 1988-07-26 イーストマン・コダック・カンパニー Zoom lens assembly

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62113312U (en) * 1986-01-06 1987-07-18
JPS63180923A (en) * 1987-01-12 1988-07-26 イーストマン・コダック・カンパニー Zoom lens assembly

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002296482A (en) * 2001-03-30 2002-10-09 Olympus Optical Co Ltd Zoom lens barrel
JP2010008889A (en) * 2008-06-30 2010-01-14 Nikon Corp Lens barrel and imaging apparatus

Also Published As

Publication number Publication date
JP2519892Y2 (en) 1996-12-11

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