JPS5234726A - Optical system - Google Patents
Optical systemInfo
- Publication number
- JPS5234726A JPS5234726A JP51093894A JP9389476A JPS5234726A JP S5234726 A JPS5234726 A JP S5234726A JP 51093894 A JP51093894 A JP 51093894A JP 9389476 A JP9389476 A JP 9389476A JP S5234726 A JPS5234726 A JP S5234726A
- Authority
- JP
- Japan
- Prior art keywords
- optical system
- optical
- 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.)
- Pending
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B13/00—Optical objectives specially designed for the purposes specified below
- G02B13/18—Optical objectives specially designed for the purposes specified below with lenses having one or more non-spherical faces, e.g. for reducing geometrical aberration
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B15/00—Optical objectives with means for varying the magnification
- G02B15/02—Optical objectives with means for varying the magnification by changing, adding, or subtracting a part of the objective, e.g. convertible objective
- G02B15/04—Optical objectives with means for varying the magnification by changing, adding, or subtracting a part of the objective, e.g. convertible objective by changing a part
- G02B15/06—Optical objectives with means for varying the magnification by changing, adding, or subtracting a part of the objective, e.g. convertible objective by changing a part by changing the front part
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B15/00—Optical objectives with means for varying the magnification
- G02B15/14—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective
- G02B15/22—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective with movable lens means specially adapted for focusing at close distances
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Lenses (AREA)
- Lens Barrels (AREA)
Applications Claiming Priority (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT607975A AT339628B (en) | 1975-08-06 | 1975-08-06 | SYSTEM CONSTRUCTED IN THE WAY OF AN INVERTED TELE LENS |
AT607875A AT343937B (en) | 1975-08-06 | 1975-08-06 | PANRATIC LENS |
AT47476A AT340170B (en) | 1976-01-23 | 1976-01-23 | WIDE ANGLE ATTACHMENT |
AT233476A AT339629B (en) | 1976-03-31 | 1976-03-31 | LENS OF NEGATIVE BREAKTHROUGH |
AT339876A AT340171B (en) | 1976-05-10 | 1976-05-10 | WIDE ANGLE ATTACHMENT |
AT499576A AT340698B (en) | 1976-07-08 | 1976-07-08 | OPTICAL SYSTEM |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5234726A true JPS5234726A (en) | 1977-03-16 |
Family
ID=27542350
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP51093894A Pending JPS5234726A (en) | 1975-08-06 | 1976-08-06 | Optical system |
Country Status (10)
Country | Link |
---|---|
JP (1) | JPS5234726A (en) |
AU (1) | AU506932B2 (en) |
CH (1) | CH612767A5 (en) |
DE (1) | DE2634964A1 (en) |
FR (1) | FR2320566A1 (en) |
GB (1) | GB1531525A (en) |
HK (1) | HK37679A (en) |
IT (1) | IT1125271B (en) |
NL (1) | NL7608679A (en) |
SE (1) | SE7608784L (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6214137A (en) * | 1985-07-11 | 1987-01-22 | Gokou Eizou Kagaku Kenkyusho:Kk | Automatic focusing camera to be easily switched to near range photographing |
JPS6454797U (en) * | 1987-09-28 | 1989-04-04 | ||
JP2006084738A (en) * | 2004-09-15 | 2006-03-30 | Nikon Corp | Lens system |
JP2009505120A (en) * | 2005-08-11 | 2009-02-05 | グローバル バイオニック オプティクス ピーティワイ リミテッド | Optical lens system |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AT351829B (en) * | 1976-11-15 | 1979-08-10 | Bolex Int Sa | OPTICAL SYSTEM |
JPS57135912A (en) * | 1981-02-16 | 1982-08-21 | Asahi Optical Co Ltd | Zoom lens |
FR2604610B1 (en) * | 1986-10-02 | 1990-11-09 | Andre Maryse | REVERSIBLE APRON WITH ADJUSTABLE STRAP COMPRISING A REMOVABLE PROTECTIVE ELEMENT |
JPH08201697A (en) * | 1994-10-13 | 1996-08-09 | Fuji Photo Optical Co Ltd | Zoom lens |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1278754B (en) * | 1959-08-12 | 1968-09-26 | Rank Precision Ind Ltd | Wide angle lens |
AT223834B (en) * | 1961-04-06 | 1962-10-10 | Eumig | Afocal wide-angle attachment system |
AT223835B (en) * | 1961-05-10 | 1962-10-10 | Eumig | Afocal wide-angle attachment system |
US3658411A (en) * | 1970-09-08 | 1972-04-25 | Eastman Kodak Co | Folded path zoom lens |
FR2106359B1 (en) * | 1970-09-08 | 1975-04-18 | Eastman Kodak Co | |
AT317576B (en) * | 1972-01-13 | 1974-09-10 | Eumig | Pancratic lens |
SE363410B (en) * | 1972-05-30 | 1974-01-14 | Aga Ab | |
AT328762B (en) * | 1973-03-01 | 1976-04-12 | Eumig | PANRATIC WIDE ANGLE PROJECTION LENS |
JPS5652288B2 (en) * | 1973-08-01 | 1981-12-11 | ||
AT325325B (en) * | 1973-11-08 | 1975-10-10 | Eumig | PANRATIC CAMERA LENS |
-
1976
- 1976-07-20 CH CH931076A patent/CH612767A5/en not_active IP Right Cessation
- 1976-08-04 FR FR7623832A patent/FR2320566A1/en active Granted
- 1976-08-04 DE DE19762634964 patent/DE2634964A1/en not_active Withdrawn
- 1976-08-04 NL NL7608679A patent/NL7608679A/en not_active Application Discontinuation
- 1976-08-05 SE SE7608784A patent/SE7608784L/en not_active Application Discontinuation
- 1976-08-05 IT IT955176A patent/IT1125271B/en active
- 1976-08-06 GB GB3278376A patent/GB1531525A/en not_active Expired
- 1976-08-06 AU AU16660/76A patent/AU506932B2/en not_active Expired
- 1976-08-06 JP JP51093894A patent/JPS5234726A/en active Pending
-
1979
- 1979-06-14 HK HK37679A patent/HK37679A/en unknown
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6214137A (en) * | 1985-07-11 | 1987-01-22 | Gokou Eizou Kagaku Kenkyusho:Kk | Automatic focusing camera to be easily switched to near range photographing |
JPS6454797U (en) * | 1987-09-28 | 1989-04-04 | ||
JP2006084738A (en) * | 2004-09-15 | 2006-03-30 | Nikon Corp | Lens system |
JP2009505120A (en) * | 2005-08-11 | 2009-02-05 | グローバル バイオニック オプティクス ピーティワイ リミテッド | Optical lens system |
Also Published As
Publication number | Publication date |
---|---|
AU1666076A (en) | 1978-02-09 |
GB1531525A (en) | 1978-11-08 |
NL7608679A (en) | 1977-02-08 |
AU506932B2 (en) | 1980-01-31 |
SE7608784L (en) | 1977-02-07 |
CH612767A5 (en) | 1979-08-15 |
FR2320566B1 (en) | 1982-11-19 |
FR2320566A1 (en) | 1977-03-04 |
IT1125271B (en) | 1986-05-14 |
DE2634964A1 (en) | 1977-02-17 |
HK37679A (en) | 1979-06-22 |
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