DD115762A1 - - Google Patents
Info
- Publication number
- DD115762A1 DD115762A1 DD18126674A DD18126674A DD115762A1 DD 115762 A1 DD115762 A1 DD 115762A1 DD 18126674 A DD18126674 A DD 18126674A DD 18126674 A DD18126674 A DD 18126674A DD 115762 A1 DD115762 A1 DD 115762A1
- Authority
- DD
- German Democratic Republic
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B13/00—Optical objectives specially designed for the purposes specified below
- G02B13/04—Reversed telephoto objectives
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B9/00—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or -
- G02B9/62—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or - having six components only
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Lenses (AREA)
Priority Applications (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DD18126674A DD115762A1 (xx) | 1974-09-23 | 1974-09-23 | |
| AT427275A AT339066B (de) | 1974-09-23 | 1975-06-05 | Sechslinsiges weitwinkelobjektiv mit grosser bildweite |
| DE19752525460 DE2525460A1 (de) | 1974-09-23 | 1975-06-07 | Sechslinsiges weitwinkelobjektiv mit grosser bildweite |
| FR7517906A FR2285625A1 (fr) | 1974-09-23 | 1975-06-09 | Objectif grandangulaire a six lentilles presentant une grande largeur de l'image |
| NL7508459A NL7508459A (nl) | 1974-09-23 | 1975-07-15 | Groothoekobjectief. |
| CH981975A CH589858A5 (xx) | 1974-09-23 | 1975-07-28 | |
| GB3405275A GB1473966A (en) | 1974-09-23 | 1975-08-15 | Wide angle objective of long back focal length comprising six lens elements |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DD18126674A DD115762A1 (xx) | 1974-09-23 | 1974-09-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DD115762A1 true DD115762A1 (xx) | 1975-10-12 |
Family
ID=5497411
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DD18126674A DD115762A1 (xx) | 1974-09-23 | 1974-09-23 |
Country Status (7)
| Country | Link |
|---|---|
| AT (1) | AT339066B (xx) |
| CH (1) | CH589858A5 (xx) |
| DD (1) | DD115762A1 (xx) |
| DE (1) | DE2525460A1 (xx) |
| FR (1) | FR2285625A1 (xx) |
| GB (1) | GB1473966A (xx) |
| NL (1) | NL7508459A (xx) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5944014A (ja) * | 1982-09-06 | 1984-03-12 | Sony Corp | 広角レンズ |
| JPS60263916A (ja) * | 1984-06-13 | 1985-12-27 | Olympus Optical Co Ltd | 内焦式内視鏡対物レンズ |
| GB2180954B (en) * | 1985-09-27 | 1989-09-20 | Pilkington Perkin Elmer Ltd | Improvements in or relating to lenses |
-
1974
- 1974-09-23 DD DD18126674A patent/DD115762A1/xx unknown
-
1975
- 1975-06-05 AT AT427275A patent/AT339066B/de not_active IP Right Cessation
- 1975-06-07 DE DE19752525460 patent/DE2525460A1/de not_active Withdrawn
- 1975-06-09 FR FR7517906A patent/FR2285625A1/fr active Granted
- 1975-07-15 NL NL7508459A patent/NL7508459A/xx unknown
- 1975-07-28 CH CH981975A patent/CH589858A5/xx not_active IP Right Cessation
- 1975-08-15 GB GB3405275A patent/GB1473966A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CH589858A5 (xx) | 1977-07-15 |
| FR2285625B1 (xx) | 1979-03-23 |
| NL7508459A (nl) | 1976-03-25 |
| ATA427275A (de) | 1977-01-15 |
| AT339066B (de) | 1977-09-26 |
| FR2285625A1 (fr) | 1976-04-16 |
| GB1473966A (en) | 1977-05-18 |
| DE2525460A1 (de) | 1976-04-01 |