FR95586E - Appareil optique de relevé et d'enregistrement du profil d'une surface quelconque. - Google Patents
Appareil optique de relevé et d'enregistrement du profil d'une surface quelconque.Info
- Publication number
- FR95586E FR95586E FR165120A FR165120A FR95586E FR 95586 E FR95586 E FR 95586E FR 165120 A FR165120 A FR 165120A FR 165120 A FR165120 A FR 165120A FR 95586 E FR95586 E FR 95586E
- Authority
- FR
- France
- Prior art keywords
- profile
- recording
- reading
- optical device
- optical
- 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.)
- Expired
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
- G02B27/10—Beam splitting or combining systems
- G02B27/106—Beam splitting or combining systems for splitting or combining a plurality of identical beams or images, e.g. image replication
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B3/00—Apparatus for testing the eyes; Instruments for examining the eyes
- A61B3/10—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions
- A61B3/107—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions for determining the shape or measuring the curvature of the cornea
-
- 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
- G01B11/24—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures
- G01B11/25—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures by projecting a pattern, e.g. one or more lines, moiré fringes on the object
-
- 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
- G02B27/10—Beam splitting or combining systems
- G02B27/14—Beam splitting or combining systems operating by reflection only
- G02B27/145—Beam splitting or combining systems operating by reflection only having sequential partially reflecting surfaces
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Medical Informatics (AREA)
- Heart & Thoracic Surgery (AREA)
- Biomedical Technology (AREA)
- Molecular Biology (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Ophthalmology & Optometry (AREA)
- Biophysics (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR165120A FR95586E (fr) | 1968-04-26 | 1968-09-05 | Appareil optique de relevé et d'enregistrement du profil d'une surface quelconque. |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR149612A FR1571455A (fr) | 1968-04-26 | 1968-04-26 | |
FR165120A FR95586E (fr) | 1968-04-26 | 1968-09-05 | Appareil optique de relevé et d'enregistrement du profil d'une surface quelconque. |
Publications (1)
Publication Number | Publication Date |
---|---|
FR95586E true FR95586E (fr) | 1971-03-26 |
Family
ID=8654255
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR165120A Expired FR95586E (fr) | 1968-04-26 | 1968-09-05 | Appareil optique de relevé et d'enregistrement du profil d'une surface quelconque. |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR95586E (fr) |
-
1968
- 1968-09-05 FR FR165120A patent/FR95586E/fr not_active Expired
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