FR2325060A1 - CHROMATIC SUBTRACTIVE DIFFRACTION FILTER - Google Patents
CHROMATIC SUBTRACTIVE DIFFRACTION FILTERInfo
- Publication number
- FR2325060A1 FR2325060A1 FR7637781A FR7637781A FR2325060A1 FR 2325060 A1 FR2325060 A1 FR 2325060A1 FR 7637781 A FR7637781 A FR 7637781A FR 7637781 A FR7637781 A FR 7637781A FR 2325060 A1 FR2325060 A1 FR 2325060A1
- Authority
- FR
- France
- Prior art keywords
- subtractive
- chromatic
- diffraction filter
- diffraction
- filter
- 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.)
- Granted
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/18—Diffraction gratings
- G02B5/1847—Manufacturing methods
- G02B5/1857—Manufacturing methods using exposure or etching means, e.g. holography, photolithography, exposure to electron or ion beams
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
- G03C7/00—Multicolour photographic processes or agents therefor; Regeneration of such processing agents; Photosensitive materials for multicolour processes
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Optics & Photonics (AREA)
- Diffracting Gratings Or Hologram Optical Elements (AREA)
- Optical Filters (AREA)
- Color Television Image Signal Generators (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB5127275A GB1545048A (en) | 1976-05-27 | 1976-05-27 | Simplified diffractive colour filtering technique |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2325060A1 true FR2325060A1 (en) | 1977-04-15 |
FR2325060B1 FR2325060B1 (en) | 1980-11-07 |
Family
ID=10459349
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7637781A Granted FR2325060A1 (en) | 1976-05-27 | 1976-12-15 | CHROMATIC SUBTRACTIVE DIFFRACTION FILTER |
Country Status (6)
Country | Link |
---|---|
JP (1) | JPS5298544A (en) |
CH (1) | CH611041A5 (en) |
DE (1) | DE2656409C3 (en) |
FR (1) | FR2325060A1 (en) |
GB (1) | GB1545048A (en) |
NL (1) | NL7613874A (en) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5739876U (en) * | 1980-08-18 | 1982-03-03 | ||
DE3147985C2 (en) * | 1981-12-04 | 1986-03-13 | Dr. Johannes Heidenhain Gmbh, 8225 Traunreut | Process for the production of a recording medium with a multicolored fine structure |
JPS5924640U (en) * | 1982-08-09 | 1984-02-15 | 和田 由諭 | Roof rack mounting structure on vehicle |
JPS5939245U (en) * | 1982-09-07 | 1984-03-13 | マツダ株式会社 | Automobile roof carrier device |
JPS6045154U (en) * | 1983-09-01 | 1985-03-29 | 株式会社 大井製作所 | Automobile roof carrier mounting structure |
JPS6066549U (en) * | 1983-10-14 | 1985-05-11 | 株式会社東海理化電機製作所 | Vehicle roof carrier mounting mechanism |
US10677969B2 (en) | 2013-11-27 | 2020-06-09 | Magic Leap, Inc. | Manufacturing for virtual and augmented reality systems and components |
US11726241B2 (en) | 2015-01-26 | 2023-08-15 | Magic Leap, Inc. | Manufacturing for virtual and augmented reality systems and components |
JP6873041B2 (en) * | 2015-03-05 | 2021-05-19 | マジック リープ, インコーポレイテッドMagic Leap,Inc. | A method of manufacturing an eyepiece containing a first diffractive optical element |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3504606A (en) * | 1967-04-28 | 1970-04-07 | Stanford Research Inst | Photography using spatial filtering |
US3814488A (en) * | 1973-03-26 | 1974-06-04 | Keene Corp | Bearing assembly |
US3883232A (en) * | 1973-12-03 | 1975-05-13 | Hitachi Ltd | Random phase plate and optical system incorporating said plate |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3945825A (en) * | 1974-05-22 | 1976-03-23 | Rca Corporation | Method for producing width-modulated surface relief patterns |
-
1976
- 1976-05-27 GB GB5127275A patent/GB1545048A/en not_active Expired
- 1976-12-13 DE DE19762656409 patent/DE2656409C3/en not_active Expired
- 1976-12-14 JP JP15068576A patent/JPS5298544A/en active Granted
- 1976-12-14 NL NL7613874A patent/NL7613874A/en not_active Application Discontinuation
- 1976-12-14 CH CH1573076A patent/CH611041A5/en not_active IP Right Cessation
- 1976-12-15 FR FR7637781A patent/FR2325060A1/en active Granted
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3504606A (en) * | 1967-04-28 | 1970-04-07 | Stanford Research Inst | Photography using spatial filtering |
US3814488A (en) * | 1973-03-26 | 1974-06-04 | Keene Corp | Bearing assembly |
US3883232A (en) * | 1973-12-03 | 1975-05-13 | Hitachi Ltd | Random phase plate and optical system incorporating said plate |
Also Published As
Publication number | Publication date |
---|---|
NL7613874A (en) | 1977-06-17 |
CH611041A5 (en) | 1979-05-15 |
DE2656409B2 (en) | 1980-09-25 |
DE2656409C3 (en) | 1981-11-05 |
JPS5534922B2 (en) | 1980-09-10 |
FR2325060B1 (en) | 1980-11-07 |
JPS5298544A (en) | 1977-08-18 |
DE2656409A1 (en) | 1977-06-16 |
GB1545048A (en) | 1979-05-02 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |