FR2448731A1 - Autocollimateur photoelectrique - Google Patents
Autocollimateur photoelectriqueInfo
- Publication number
- FR2448731A1 FR2448731A1 FR7903094A FR7903094A FR2448731A1 FR 2448731 A1 FR2448731 A1 FR 2448731A1 FR 7903094 A FR7903094 A FR 7903094A FR 7903094 A FR7903094 A FR 7903094A FR 2448731 A1 FR2448731 A1 FR 2448731A1
- Authority
- FR
- France
- Prior art keywords
- autocollimator
- photodiodes
- return image
- mirror
- measure displacement
- 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
- 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
- G01B11/26—Measuring arrangements characterised by the use of optical techniques for measuring angles or tapers; for testing the alignment of axes
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Length Measuring Devices By Optical Means (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7903094A FR2448731A1 (fr) | 1979-02-07 | 1979-02-07 | Autocollimateur photoelectrique |
FR8100012A FR2497581A2 (fr) | 1979-02-07 | 1981-01-02 | Autocollimateur photo-electrique |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7903094A FR2448731A1 (fr) | 1979-02-07 | 1979-02-07 | Autocollimateur photoelectrique |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2448731A1 true FR2448731A1 (fr) | 1980-09-05 |
FR2448731B3 FR2448731B3 (US06252093-20010626-C00008.png) | 1981-11-20 |
Family
ID=9221687
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7903094A Granted FR2448731A1 (fr) | 1979-02-07 | 1979-02-07 | Autocollimateur photoelectrique |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2448731A1 (US06252093-20010626-C00008.png) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
RU2576471C2 (ru) * | 2014-04-01 | 2016-03-10 | Владимир Аминович Подгорнов | Способ обнаружения объектов с повышенным быстродействием на высококонтрастном динамически изменяемом фоне |
-
1979
- 1979-02-07 FR FR7903094A patent/FR2448731A1/fr active Granted
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
RU2576471C2 (ru) * | 2014-04-01 | 2016-03-10 | Владимир Аминович Подгорнов | Способ обнаружения объектов с повышенным быстродействием на высококонтрастном динамически изменяемом фоне |
Also Published As
Publication number | Publication date |
---|---|
FR2448731B3 (US06252093-20010626-C00008.png) | 1981-11-20 |
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