JPS631284Y2 - - Google Patents
Info
- Publication number
- JPS631284Y2 JPS631284Y2 JP1982113529U JP11352982U JPS631284Y2 JP S631284 Y2 JPS631284 Y2 JP S631284Y2 JP 1982113529 U JP1982113529 U JP 1982113529U JP 11352982 U JP11352982 U JP 11352982U JP S631284 Y2 JPS631284 Y2 JP S631284Y2
- Authority
- JP
- Japan
- Prior art keywords
- ring
- focusing
- macro
- lens
- zooming
- 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
Links
- 230000003287 optical effect Effects 0.000 claims description 19
- 238000003384 imaging method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000002452 interceptive effect Effects 0.000 description 1
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)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1982113529U JPS5917411U (ja) | 1982-07-27 | 1982-07-27 | ズ−ムレンズ鏡筒 |
US06/510,457 US4523815A (en) | 1982-07-27 | 1983-07-01 | Zoom lens barrel for macrofocusing |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1982113529U JPS5917411U (ja) | 1982-07-27 | 1982-07-27 | ズ−ムレンズ鏡筒 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5917411U JPS5917411U (ja) | 1984-02-02 |
JPS631284Y2 true JPS631284Y2 (US06277897-20010821-C00009.png) | 1988-01-13 |
Family
ID=14614632
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1982113529U Granted JPS5917411U (ja) | 1982-07-27 | 1982-07-27 | ズ−ムレンズ鏡筒 |
Country Status (2)
Country | Link |
---|---|
US (1) | US4523815A (US06277897-20010821-C00009.png) |
JP (1) | JPS5917411U (US06277897-20010821-C00009.png) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60145411U (ja) * | 1984-03-07 | 1985-09-27 | 旭光学工業株式会社 | ズ−ムレンズ鏡筒 |
EP0495532B1 (en) * | 1986-05-12 | 1995-08-09 | Asahi Kogaku Kogyo Kabushiki Kaisha | Photographic optical system and camera including such a system |
US4944030B1 (en) * | 1986-05-12 | 1993-05-25 | Asahi Optical Co Ltd | Lens shutter camera including zoom lens |
US4804981A (en) * | 1988-02-18 | 1989-02-14 | International Business Machines Corporation | Aspheric lens for polygon mirror tilt error correction and scan bow correction in an electrophotographic printer |
US5245476A (en) * | 1989-03-14 | 1993-09-14 | Asahi Kogaku Kogyo Kabushiki Kaisha | Zoom lens barrel |
GB2261303B (en) * | 1989-03-31 | 1993-09-15 | Asahi Optical Co Ltd | Zooming adjustment of a zoom lens |
JP2559247Y2 (ja) * | 1990-01-19 | 1998-01-14 | 旭光学工業株式会社 | レンズの移動機構 |
JP2971899B2 (ja) * | 1990-02-14 | 1999-11-08 | 旭光学工業株式会社 | ズームレンズ鏡筒 |
US5576893A (en) * | 1990-11-20 | 1996-11-19 | Canon Kabushiki Kaisha | Zoom lens barrel |
JP3462619B2 (ja) * | 1995-05-12 | 2003-11-05 | ペンタックス株式会社 | ズームレンズ鏡筒 |
US5812325A (en) * | 1996-01-26 | 1998-09-22 | Asahi Kogaku Kogyo Kabushiki Kaisha | Telescoping-type of zoom lens |
JP3964500B2 (ja) * | 1997-06-30 | 2007-08-22 | ペンタックス株式会社 | 焦点調節操作切換機構を持つレンズ鏡筒 |
JP4128259B2 (ja) * | 1998-03-17 | 2008-07-30 | オリンパス株式会社 | 光学素子切換装置 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS50119818A (US06277897-20010821-C00009.png) * | 1974-03-07 | 1975-09-19 | ||
JPS5497766A (en) * | 1978-01-19 | 1979-08-02 | Matsushita Electric Ind Co Ltd | Thermistor |
JPS54108911A (en) * | 1978-02-15 | 1979-08-27 | Hitachi Ltd | Piston of compressor |
US4220174A (en) * | 1978-03-29 | 1980-09-02 | Spitz Russell W | Fluid control valves |
JPS54161871A (en) * | 1978-06-13 | 1979-12-21 | Matsushita Electric Ind Co Ltd | Oscillation circuit |
-
1982
- 1982-07-27 JP JP1982113529U patent/JPS5917411U/ja active Granted
-
1983
- 1983-07-01 US US06/510,457 patent/US4523815A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPS5917411U (ja) | 1984-02-02 |
US4523815A (en) | 1985-06-18 |