NL7109442A - - Google Patents
Info
- Publication number
- NL7109442A NL7109442A NL7109442A NL7109442A NL7109442A NL 7109442 A NL7109442 A NL 7109442A NL 7109442 A NL7109442 A NL 7109442A NL 7109442 A NL7109442 A NL 7109442A NL 7109442 A NL7109442 A NL 7109442A
- Authority
- NL
- Netherlands
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
- G02B13/00—Optical objectives specially designed for the purposes specified below
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Lenses (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US5304270A | 1970-07-08 | 1970-07-08 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| NL7109442A true NL7109442A (cs) | 1972-01-11 |
| NL173681B NL173681B (nl) | 1983-09-16 |
| NL173681C NL173681C (nl) | 1984-02-16 |
Family
ID=21981552
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7109442A NL173681C (nl) | 1970-07-08 | 1971-07-08 | Fotografisch objectief. |
Country Status (7)
| Country | Link |
|---|---|
| AT (1) | AT334652B (cs) |
| CA (1) | CA966340A (cs) |
| CH (1) | CH554544A (cs) |
| DE (1) | DE2133643C2 (cs) |
| FR (1) | FR2098254B1 (cs) |
| GB (1) | GB1350999A (cs) |
| NL (1) | NL173681C (cs) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3804492A (en) * | 1973-01-02 | 1974-04-16 | American Optical Corp | Aperture viewing zoom lens system |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE119915C (cs) * | ||||
| GB191422276A (en) * | 1914-11-10 | 1915-11-04 | Harold Dennis Taylor | An Improved Form of Objective for Telescopes and like Optical Instruments. |
| DE375896C (de) * | 1922-06-11 | 1923-05-25 | Zeiss Carl Fa | Photographisches Objektiv |
| US2417942A (en) * | 1943-09-03 | 1947-03-25 | Bendix Aviat Corp | Triplet objective lens |
| GB643938A (en) * | 1948-06-01 | 1950-09-27 | Christian Ellis Coulman | Lenses |
| US3486805A (en) * | 1965-02-20 | 1969-12-30 | Asahi Optical Co Ltd | Ultra-achromatic fluorite silica triplet lens system |
-
1971
- 1971-07-06 DE DE19712133643 patent/DE2133643C2/de not_active Expired
- 1971-07-07 CH CH998371A patent/CH554544A/xx not_active IP Right Cessation
- 1971-07-07 CA CA117,675A patent/CA966340A/en not_active Expired
- 1971-07-08 GB GB3222471A patent/GB1350999A/en not_active Expired
- 1971-07-08 FR FR7125100A patent/FR2098254B1/fr not_active Expired
- 1971-07-08 AT AT595971A patent/AT334652B/de not_active IP Right Cessation
- 1971-07-08 NL NL7109442A patent/NL173681C/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| CA966340A (en) | 1975-04-22 |
| CH554544A (de) | 1974-09-30 |
| NL173681B (nl) | 1983-09-16 |
| DE2133643A1 (de) | 1972-01-20 |
| ATA595971A (de) | 1976-05-15 |
| FR2098254B1 (cs) | 1977-06-17 |
| GB1350999A (en) | 1974-04-24 |
| DE2133643C2 (de) | 1982-04-22 |
| FR2098254A1 (cs) | 1972-03-10 |
| AT334652B (de) | 1976-01-25 |
| NL173681C (nl) | 1984-02-16 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| BC | A request for examination has been filed | ||
| V1 | Lapsed because of non-payment of the annual fee |