CH674906A5 - - Google Patents
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- Publication number
- CH674906A5 CH674906A5 CH411187A CH411187A CH674906A5 CH 674906 A5 CH674906 A5 CH 674906A5 CH 411187 A CH411187 A CH 411187A CH 411187 A CH411187 A CH 411187A CH 674906 A5 CH674906 A5 CH 674906A5
- Authority
- CH
- Switzerland
- Prior art keywords
- diffraction grating
- tested
- additional
- grating
- linearity
- Prior art date
Links
- 230000005855 radiation Effects 0.000 claims description 19
- 230000001427 coherent effect Effects 0.000 claims description 17
- 230000003287 optical effect Effects 0.000 claims description 4
- 238000006073 displacement reaction Methods 0.000 claims description 3
- LKJPSUCKSLORMF-UHFFFAOYSA-N Monolinuron Chemical group CON(C)C(=O)NC1=CC=C(Cl)C=C1 LKJPSUCKSLORMF-UHFFFAOYSA-N 0.000 claims 1
- 238000012360 testing method Methods 0.000 description 11
- 238000005259 measurement Methods 0.000 description 10
- 108091008695 photoreceptors Proteins 0.000 description 5
- 238000013461 design Methods 0.000 description 4
- 238000012937 correction Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000002452 interceptive effect Effects 0.000 description 2
- ZCYVEMRRCGMTRW-UHFFFAOYSA-N 7553-56-2 Chemical compound [I] ZCYVEMRRCGMTRW-UHFFFAOYSA-N 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000005315 distribution function Methods 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 238000001093 holography Methods 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 229910052740 iodine Inorganic materials 0.000 description 1
- 239000011630 iodine Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000010606 normalization Methods 0.000 description 1
- 230000005693 optoelectronics Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 230000001902 propagating effect Effects 0.000 description 1
- 238000004611 spectroscopical analysis Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
- G01D5/26—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
- G01D5/32—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light
- G01D5/34—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells
- G01D5/36—Forming the light into pulses
- G01D5/38—Forming the light into pulses by diffraction gratings
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/14—Measuring arrangements characterised by the use of optical techniques for measuring distance or clearance between spaced objects or spaced apertures
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Length Measuring Devices By Optical Means (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Holo Graphy (AREA)
- Optical Transform (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB8708620A GB2203534B (en) | 1987-04-10 | 1987-04-10 | Apparatus for assessing the linearity of a diffraction grating under certification |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH674906A5 true CH674906A5 (enrdf_load_stackoverflow) | 1990-07-31 |
Family
ID=10615613
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH411187A CH674906A5 (enrdf_load_stackoverflow) | 1987-04-10 | 1987-10-21 |
Country Status (4)
| Country | Link |
|---|---|
| CH (1) | CH674906A5 (enrdf_load_stackoverflow) |
| DE (1) | DE3714158A1 (enrdf_load_stackoverflow) |
| FR (1) | FR2614435B1 (enrdf_load_stackoverflow) |
| GB (1) | GB2203534B (enrdf_load_stackoverflow) |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3982837A (en) * | 1975-01-24 | 1976-09-28 | Controlled Environment Systems, Inc. | Method and apparatus for calibrating Reseau grids |
| JPH0758206B2 (ja) * | 1984-03-30 | 1995-06-21 | 株式会社日立製作所 | モワレ縞を用いた位置検出装置 |
-
1987
- 1987-04-10 GB GB8708620A patent/GB2203534B/en not_active Expired - Fee Related
- 1987-04-22 FR FR8705696A patent/FR2614435B1/fr not_active Expired
- 1987-04-28 DE DE19873714158 patent/DE3714158A1/de not_active Withdrawn
- 1987-10-21 CH CH411187A patent/CH674906A5/de not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| GB8708620D0 (en) | 1987-05-13 |
| FR2614435A1 (fr) | 1988-10-28 |
| FR2614435B1 (fr) | 1989-08-11 |
| DE3714158A1 (de) | 1988-11-17 |
| GB2203534A (en) | 1988-10-19 |
| GB2203534B (en) | 1991-05-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased | ||
| PL | Patent ceased |