JPH0440687B2 - - Google Patents

Info

Publication number
JPH0440687B2
JPH0440687B2 JP16144981A JP16144981A JPH0440687B2 JP H0440687 B2 JPH0440687 B2 JP H0440687B2 JP 16144981 A JP16144981 A JP 16144981A JP 16144981 A JP16144981 A JP 16144981A JP H0440687 B2 JPH0440687 B2 JP H0440687B2
Authority
JP
Japan
Prior art keywords
aperture
ring
optical axis
cam
support 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.)
Expired
Application number
JP16144981A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5862632A (ja
Inventor
Yasuyuki Haishi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Pentax Corp
Original Assignee
Asahi Kogaku Kogyo Co Ltd
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 Asahi Kogaku Kogyo Co Ltd filed Critical Asahi Kogaku Kogyo Co Ltd
Priority to JP16144981A priority Critical patent/JPS5862632A/ja
Publication of JPS5862632A publication Critical patent/JPS5862632A/ja
Publication of JPH0440687B2 publication Critical patent/JPH0440687B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
    • G02B7/04—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification
    • G02B7/10—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification by relative axial movement of several lenses, e.g. of varifocal objective lens

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lens Barrels (AREA)
  • Diaphragms For Cameras (AREA)
JP16144981A 1981-10-09 1981-10-09 絞り補正機構 Granted JPS5862632A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16144981A JPS5862632A (ja) 1981-10-09 1981-10-09 絞り補正機構

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16144981A JPS5862632A (ja) 1981-10-09 1981-10-09 絞り補正機構

Publications (2)

Publication Number Publication Date
JPS5862632A JPS5862632A (ja) 1983-04-14
JPH0440687B2 true JPH0440687B2 (fr) 1992-07-03

Family

ID=15735313

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16144981A Granted JPS5862632A (ja) 1981-10-09 1981-10-09 絞り補正機構

Country Status (1)

Country Link
JP (1) JPS5862632A (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2816735B2 (ja) * 1990-02-15 1998-10-27 旭光学工業株式会社 ズームレンズの絞り機構
JPH1154471A (ja) 1997-08-05 1999-02-26 Tokyo Electron Ltd 処理装置及び処理方法
JP5253849B2 (ja) * 2008-03-14 2013-07-31 Ｈｏｙａ株式会社 レンズ鏡筒

Also Published As

Publication number Publication date
JPS5862632A (ja) 1983-04-14

Similar Documents

Publication Publication Date Title
US5636063A (en) Zoom lens barrel
GB2435109A (en) A retractable photographic lens
US4053211A (en) Focus adjusting device for telephotographic lens
JPS636722Y2 (fr)
US4445756A (en) Reflex zoom lens barrel
US4382661A (en) Zoom lens barrel capable of close up photography
US4132463A (en) Zoom optical system
JPS5841483B2 (ja) マクロサツエイキコウツキズ−ムレンズキヨウドウ
JPH0440687B2 (fr)
US4558927A (en) Zoom lens assembly
US4303323A (en) Focus correcting device for use in a rangefinder camera
JP2001281738A (ja) ファインダ装置
JPH0481165B2 (fr)
JPH0219768Y2 (fr)
JPS6040004B2 (ja) レンズ鏡筒
JPS6343114A (ja) 焦点距離が切換可能なレンズ構体
JPS599042B2 (ja) レンズ構体
JPS6066216A (ja) マクロ機構を有するズ−ムレンズ
JP2566390B2 (ja) ズ−ムレンズの絞り補正機構
JPH03206408A (ja) ズームレンズ鏡胴
JPS6030738Y2 (ja) ズ−ムレンズ
JPH01207731A (ja) カメラ
JPS61113015A (ja) ズ−ムレンズのマクロ撮影切換え装置
JPH0540503Y2 (fr)
JP2559958Y2 (ja) 交換レンズの絞り装置