NL7204133A - - Google Patents
Info
- Publication number
- NL7204133A NL7204133A NL7204133A NL7204133A NL7204133A NL 7204133 A NL7204133 A NL 7204133A NL 7204133 A NL7204133 A NL 7204133A NL 7204133 A NL7204133 A NL 7204133A NL 7204133 A NL7204133 A NL 7204133A
- Authority
- NL
- Netherlands
Links
Classifications
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Lenses (AREA)
- Variable Magnification In Projection-Type Copying Machines (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US13013471A | 1971-04-01 | 1971-04-01 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| NL7204133A true NL7204133A (https=) | 1972-10-03 |
| NL165557B NL165557B (nl) | 1980-11-17 |
| NL165557C NL165557C (nl) | 1981-04-15 |
Family
ID=22443217
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7204133.A NL165557C (nl) | 1971-04-01 | 1972-03-28 | Samengesteld lenzenstelsel voor projectiedoeleinden. |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US3741621A (https=) |
| JP (1) | JPS5512565B1 (https=) |
| BE (1) | BE781514A (https=) |
| CA (1) | CA963300A (https=) |
| DE (1) | DE2215782C3 (https=) |
| FR (1) | FR2132006B1 (https=) |
| GB (1) | GB1393151A (https=) |
| IT (1) | IT950848B (https=) |
| NL (1) | NL165557C (https=) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6076652A (en) | 1971-04-16 | 2000-06-20 | Texas Instruments Incorporated | Assembly line system and apparatus controlling transfer of a workpiece |
| US3853387A (en) * | 1973-06-19 | 1974-12-10 | Rank Xerox Ltd | Variable magnification lens assembly having two odd-lenses |
| DE2932486A1 (de) * | 1979-08-10 | 1981-02-26 | Moeller J D Optik | Operationsmikroskop |
| JPS5746224A (en) * | 1980-09-03 | 1982-03-16 | Canon Inc | Lens system equipped with auxiliary lens |
| JPS57115762A (en) * | 1981-01-08 | 1982-07-19 | Japan Storage Battery Co Ltd | Manufacture of plate for paste type lead battery |
| JPS60100363A (ja) * | 1983-11-04 | 1985-06-04 | Nippon Sheet Glass Co Ltd | 蓄電池用セパレ−タ |
| US4871238A (en) * | 1986-03-06 | 1989-10-03 | Canon Kabushiki Kaisha | Photographic optical device with variable magnification |
| US5229880A (en) * | 1992-03-09 | 1993-07-20 | Hughes Aircraft Company | Three field of view refractive afocal telescope |
| US10215995B2 (en) | 2012-05-16 | 2019-02-26 | Cytonome/St, Llc | Large area, low f-number optical system |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE358734C (de) * | 1922-09-14 | Emil Busch Akt Ges Optische In | Galileisches Fernrohr | |
| US2985070A (en) * | 1957-09-23 | 1961-05-23 | Lane Erik Lennart | Field glass having displaceable ocular lens |
| US3476478A (en) * | 1967-01-03 | 1969-11-04 | Xerox Corp | Apparatus for changing the magnification of a photocopier without changing the conjugate length of the optical system |
| US3591256A (en) * | 1968-04-15 | 1971-07-06 | Xerox Corp | Variable magnification lens system |
| GB1264270A (https=) * | 1969-03-29 | 1972-02-16 | ||
| US3600066A (en) * | 1969-06-02 | 1971-08-17 | Xerox Corp | Optical assembly with supplemental lens means |
-
1971
- 1971-04-01 US US130134A patent/US3741621A/en not_active Expired - Lifetime
-
1972
- 1972-02-18 CA CA135,109A patent/CA963300A/en not_active Expired
- 1972-03-10 FR FR7208375A patent/FR2132006B1/fr not_active Expired
- 1972-03-17 JP JP2731672A patent/JPS5512565B1/ja active Pending
- 1972-03-28 NL NL7204133.A patent/NL165557C/xx active
- 1972-03-28 IT IT22517/72A patent/IT950848B/it active
- 1972-03-28 GB GB1450472A patent/GB1393151A/en not_active Expired
- 1972-03-30 DE DE2215782A patent/DE2215782C3/de not_active Expired
- 1972-03-31 BE BE781514A patent/BE781514A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE2215782A1 (de) | 1972-10-26 |
| US3741621A (en) | 1973-06-26 |
| DE2215782B2 (de) | 1978-03-09 |
| FR2132006B1 (https=) | 1976-08-06 |
| IT950848B (it) | 1973-06-20 |
| NL165557C (nl) | 1981-04-15 |
| JPS5512565B1 (https=) | 1980-04-02 |
| DE2215782C3 (de) | 1978-11-02 |
| GB1393151A (en) | 1975-05-07 |
| NL165557B (nl) | 1980-11-17 |
| CA963300A (en) | 1975-02-25 |
| BE781514A (fr) | 1972-10-02 |
| FR2132006A1 (https=) | 1972-11-17 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| VJC | Lapsed due to non-payment of the due maintenance fee for the patent or patent application |