FR2101250A3 - - Google Patents
Info
- Publication number
- FR2101250A3 FR2101250A3 FR7128689A FR7128689A FR2101250A3 FR 2101250 A3 FR2101250 A3 FR 2101250A3 FR 7128689 A FR7128689 A FR 7128689A FR 7128689 A FR7128689 A FR 7128689A FR 2101250 A3 FR2101250 A3 FR 2101250A3
- 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.)
- Granted
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/20—Filters
- G02B5/28—Interference filters
- G02B5/285—Interference filters comprising deposited thin solid films
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/20—Filters
- G02B5/201—Filters in the form of arrays
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH1181570A CH505394A (en) | 1970-08-05 | 1970-08-05 | Filters for lenses for generating optical images with diffraction phenomena |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2101250A3 true FR2101250A3 (en) | 1972-03-31 |
| FR2101250B3 FR2101250B3 (en) | 1973-11-30 |
Family
ID=4377139
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7128689A Expired FR2101250B3 (en) | 1970-08-05 | 1971-08-05 |
Country Status (4)
| Country | Link |
|---|---|
| CH (1) | CH505394A (en) |
| FR (1) | FR2101250B3 (en) |
| GB (1) | GB1352001A (en) |
| NL (1) | NL145052B (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2138588B (en) * | 1983-04-19 | 1987-07-29 | Barr & Stroud Ltd | Optical grating for displacement sensor |
| ATE133271T1 (en) * | 1988-12-19 | 1996-02-15 | Australia Reserve Bank | DIFFRACTION GRID |
| WO1995002200A1 (en) * | 1993-07-09 | 1995-01-19 | Commonwealth Scientific And Industrial Research Organisation | Multiple image diffractive device |
| AU674770B2 (en) * | 1993-07-09 | 1997-01-09 | Commonwealth Scientific And Industrial Research Organisation | Multiple image diffractive device |
| CA2168772C (en) * | 1993-08-06 | 2004-10-26 | Robert Arthur Lee | A diffractive device |
| TW265421B (en) * | 1993-11-23 | 1995-12-11 | Commw Scient Ind Res Org | |
| GB0015871D0 (en) | 2000-06-28 | 2000-08-23 | Rue De Int Ltd | A security device |
| GB0030675D0 (en) | 2000-12-15 | 2001-01-31 | Rue De Int Ltd | Methods of creating high efficiency diffuse back-reflectors based on embossed surface relief |
-
1970
- 1970-08-05 CH CH1181570A patent/CH505394A/en not_active IP Right Cessation
- 1970-09-07 NL NL7013207A patent/NL145052B/en unknown
-
1971
- 1971-07-22 GB GB3433571A patent/GB1352001A/en not_active Expired
- 1971-08-05 FR FR7128689A patent/FR2101250B3/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2101250B3 (en) | 1973-11-30 |
| NL145052B (en) | 1975-02-17 |
| GB1352001A (en) | 1974-05-15 |
| CH505394A (en) | 1971-03-31 |
| NL7013207A (en) | 1972-02-08 |