AT345011B - Aufnahmeobjektiv mit veraenderbarer brennweite - Google Patents
Aufnahmeobjektiv mit veraenderbarer brennweiteInfo
- Publication number
- AT345011B AT345011B AT796474A AT796474A AT345011B AT 345011 B AT345011 B AT 345011B AT 796474 A AT796474 A AT 796474A AT 796474 A AT796474 A AT 796474A AT 345011 B AT345011 B AT 345011B
- Authority
- AT
- Austria
- Prior art keywords
- focal length
- taking lens
- changeable focal
- changeable
- lens
- Prior art date
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
- G02B7/105—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 with movable lens means specially adapted for focusing at close distances
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Lens Barrels (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2358345A DE2358345A1 (de) | 1973-11-23 | 1973-11-23 | Aufnahmeobjektiv mit veraenderbarer brennweite |
Publications (2)
Publication Number | Publication Date |
---|---|
ATA796474A ATA796474A (de) | 1977-12-15 |
AT345011B true AT345011B (de) | 1978-08-25 |
Family
ID=5898848
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT796474A AT345011B (de) | 1973-11-23 | 1974-10-03 | Aufnahmeobjektiv mit veraenderbarer brennweite |
Country Status (4)
Country | Link |
---|---|
US (1) | US3957355A (de) |
JP (1) | JPS5087026A (de) |
AT (1) | AT345011B (de) |
DE (1) | DE2358345A1 (de) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5280830A (en) * | 1975-12-27 | 1977-07-06 | Tokina Optical | Camera interchangeable lens rangefinder |
US4707083A (en) * | 1984-09-29 | 1987-11-17 | Canon Kabushiki Kaisha | Lens moving device |
US4679905A (en) * | 1985-08-02 | 1987-07-14 | Bell & Howell Company | Linear adjustment apparatus |
US6160607A (en) * | 1998-06-01 | 2000-12-12 | Diaconu; Dan Mugur | Camera focus indicator |
JP6025446B2 (ja) * | 2012-08-10 | 2016-11-16 | キヤノン株式会社 | 振動型アクチュエータ、撮像装置および、振動型アクチュエータを備えた装置 |
JP6238515B2 (ja) * | 2012-10-31 | 2017-11-29 | キヤノン株式会社 | レンズ装置 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2732763A (en) * | 1956-01-31 | Varifocal lens constructions and devices | ||
JPS4826726Y1 (de) * | 1969-05-19 | 1973-08-06 | ||
DE1941789A1 (de) * | 1969-08-16 | 1971-02-18 | Bosch Photokino Gmbh | Kamera mit einem Sucherobjektiv veraenderlicher Brennweite |
-
1973
- 1973-11-23 DE DE2358345A patent/DE2358345A1/de not_active Ceased
-
1974
- 1974-10-03 AT AT796474A patent/AT345011B/de not_active IP Right Cessation
- 1974-11-18 US US05/524,930 patent/US3957355A/en not_active Expired - Lifetime
- 1974-11-25 JP JP49135426A patent/JPS5087026A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
US3957355A (en) | 1976-05-18 |
DE2358345A1 (de) | 1975-06-05 |
JPS5087026A (de) | 1975-07-12 |
ATA796474A (de) | 1977-12-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ELJ | Ceased due to non-payment of the annual fee |