FR2138879B2 - - Google Patents
Info
- Publication number
- FR2138879B2 FR2138879B2 FR7218251A FR7218251A FR2138879B2 FR 2138879 B2 FR2138879 B2 FR 2138879B2 FR 7218251 A FR7218251 A FR 7218251A FR 7218251 A FR7218251 A FR 7218251A FR 2138879 B2 FR2138879 B2 FR 2138879B2
- Authority
- FR
- France
- 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.)
- Expired
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B13/00—Optical objectives specially designed for the purposes specified below
- G02B13/20—Soft-focus objectives
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B9/00—Exposure-making shutters; Diaphragms
- G03B9/08—Shutters
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19712126131 DE2126131A1 (de) | 1971-05-26 | 1971-05-26 | Einrichtung zur Erreichung totaler Unscharfe bei optischen Bildern |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2138879A2 FR2138879A2 (fr) | 1973-01-05 |
| FR2138879B2 true FR2138879B2 (fr) | 1973-12-07 |
Family
ID=5808984
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7218251A Expired FR2138879B2 (fr) | 1971-05-26 | 1972-05-23 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US3784290A (fr) |
| DE (1) | DE2126131A1 (fr) |
| FR (1) | FR2138879B2 (fr) |
| GB (1) | GB1347836A (fr) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3905701A (en) * | 1971-04-23 | 1975-09-16 | Logabax | Method and device for adjusting contrast in photographic and photomechanical reproduction work |
| JPS581402B2 (ja) * | 1974-05-04 | 1983-01-11 | ミノルタ株式会社 | テンゾウキヨウドブンプ ノ カヘンナ コウガクケイ |
| GB2344186B (en) * | 1998-10-05 | 2002-12-04 | Mike Pia Video And Film Compan | Image modifying apparatus and method |
| WO2009061439A2 (fr) * | 2007-11-06 | 2009-05-14 | Tessera North America, Inc. | Systèmes optiques déterminés et indéterminés |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US745313A (en) * | 1902-02-24 | 1903-12-01 | John Walton | Ventilator. |
| US1530238A (en) * | 1923-05-19 | 1925-03-17 | Corlett Edward | Means for preventing the glare from vehicle lamps |
| US2148508A (en) * | 1933-11-01 | 1939-02-28 | John F Seitz | Method and means for making effects for motion pictures |
| DE1902427A1 (de) * | 1969-01-18 | 1970-08-06 | Bosch Elektronik Gmbh | Vorrichtung zum Ab- und Aufblenden fuer kinematographische Kameras |
-
1971
- 1971-05-26 DE DE19712126131 patent/DE2126131A1/de active Pending
-
1972
- 1972-05-23 FR FR7218251A patent/FR2138879B2/fr not_active Expired
- 1972-05-24 US US00256246A patent/US3784290A/en not_active Expired - Lifetime
- 1972-05-26 GB GB2506372A patent/GB1347836A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2126131A1 (de) | 1972-12-07 |
| US3784290A (en) | 1974-01-08 |
| FR2138879A2 (fr) | 1973-01-05 |
| GB1347836A (en) | 1974-02-27 |