JPS5027554A - - Google Patents
Info
- Publication number
- JPS5027554A JPS5027554A JP49033071A JP3307174A JPS5027554A JP S5027554 A JPS5027554 A JP S5027554A JP 49033071 A JP49033071 A JP 49033071A JP 3307174 A JP3307174 A JP 3307174A JP S5027554 A JPS5027554 A JP S5027554A
- Authority
- JP
- Japan
- 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.)
- Pending
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/42—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect
- G02B27/46—Systems using spatial filters
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB1383173A GB1411655A (en) | 1973-03-22 | 1973-03-22 | Optical diffractometers |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5027554A true JPS5027554A (ja) | 1975-03-20 |
Family
ID=10030170
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP49033071A Pending JPS5027554A (ja) | 1973-03-22 | 1974-03-22 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3927253A (ja) |
| JP (1) | JPS5027554A (ja) |
| DE (1) | DE2413690A1 (ja) |
| FR (1) | FR2222650B3 (ja) |
| GB (1) | GB1411655A (ja) |
| ZA (1) | ZA741869B (ja) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4634880A (en) * | 1982-04-19 | 1987-01-06 | Siscan Systems, Inc. | Confocal optical imaging system with improved signal-to-noise ratio |
| USRE32660E (en) * | 1982-04-19 | 1988-05-03 | Siscan Systems, Inc. | Confocal optical imaging system with improved signal-to-noise ratio |
| US6750968B2 (en) * | 2000-10-03 | 2004-06-15 | Accent Optical Technologies, Inc. | Differential numerical aperture methods and device |
| CN102528293A (zh) * | 2012-01-11 | 2012-07-04 | 广东省南方彩色制版有限公司 | 一种可调深度的印刷模版飞秒激光打孔装置 |
| US10386232B2 (en) | 2017-12-15 | 2019-08-20 | Horiba Instruments Incorporated | Compact spectroscopic optical instrument |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3045531A (en) * | 1956-04-05 | 1962-07-24 | Walter G Finch | Optical grating |
| US3451755A (en) * | 1964-08-05 | 1969-06-24 | Us Air Force | Particle size and distribution analysis using spatial filtering techniques |
| US3520610A (en) * | 1965-03-08 | 1970-07-14 | Technical Operations Inc | Particle distribution readout using holographic methods |
| US3480933A (en) * | 1966-10-12 | 1969-11-25 | Ampex | Spatial filtering noise reduction scheme for a magnetooptic readout system |
| US3409872A (en) * | 1966-12-05 | 1968-11-05 | Exxon Production Research Co | Optical diffraction system for analyzing and processing seismic data |
| US3435411A (en) * | 1967-08-29 | 1969-03-25 | Mobil Oil Corp | Seismic wavelength filtering in optical data processing |
| US3729252A (en) * | 1970-06-05 | 1973-04-24 | Eastman Kodak Co | Optical spatial filtering with multiple light sources |
| US3729634A (en) * | 1971-09-20 | 1973-04-24 | Recognition Systems | Automatic beam ratio control system for holography |
| US3816647A (en) * | 1972-04-05 | 1974-06-11 | Northrop Corp | Optical correlation of scanned real-time signals |
-
1973
- 1973-03-22 GB GB1383173A patent/GB1411655A/en not_active Expired
-
1974
- 1974-03-21 DE DE2413690A patent/DE2413690A1/de active Pending
- 1974-03-22 US US454009A patent/US3927253A/en not_active Expired - Lifetime
- 1974-03-22 JP JP49033071A patent/JPS5027554A/ja active Pending
- 1974-03-22 FR FR7410011A patent/FR2222650B3/fr not_active Expired
- 1974-03-22 ZA ZA00741869A patent/ZA741869B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| US3927253A (en) | 1975-12-16 |
| FR2222650A1 (ja) | 1974-10-18 |
| ZA741869B (en) | 1975-03-26 |
| DE2413690A1 (de) | 1974-10-17 |
| FR2222650B3 (ja) | 1977-01-07 |
| GB1411655A (en) | 1975-10-29 |