IL25345A - Measurement of non-linear surfaces - Google Patents
Measurement of non-linear surfacesInfo
- Publication number
- IL25345A IL25345A IL2534566A IL2534566A IL25345A IL 25345 A IL25345 A IL 25345A IL 2534566 A IL2534566 A IL 2534566A IL 2534566 A IL2534566 A IL 2534566A IL 25345 A IL25345 A IL 25345A
- Authority
- IL
- Israel
- Prior art keywords
- measurement
- linear surfaces
- linear
- Prior art date
Links
- 238000005259 measurement Methods 0.000 title 1
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
- G02B27/60—Systems using moiré fringes
-
- 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
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Eye Examination Apparatus (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US43974965A | 1965-03-15 | 1965-03-15 |
Publications (1)
Publication Number | Publication Date |
---|---|
IL25345A true IL25345A (en) | 1969-12-31 |
Family
ID=23745986
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IL2534566A IL25345A (en) | 1965-03-15 | 1966-03-09 | Measurement of non-linear surfaces |
Country Status (3)
Country | Link |
---|---|
DE (1) | DE1548287A1 (en) |
GB (1) | GB1145721A (en) |
IL (1) | IL25345A (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2436967A1 (en) * | 1978-09-19 | 1980-04-18 | Thomson Csf | METHOD FOR OPTICAL ALIGNMENT OF PATTERNS IN TWO CLOSE PLANS AND ALIGNMENT DEVICE IMPLEMENTING SUCH A METHOD |
US4569576A (en) * | 1982-08-31 | 1986-02-11 | Moskovsky Nauchno-Issledovatelsky Institut Glaznykh Boleznei Imeni Gelmgoltsa | Method and device for determining cornea surface topography |
GB2126745B (en) * | 1982-09-02 | 1986-07-23 | Mo Nauchno Issledovatelskyinst | Method and device for determining cornea surface topography |
GB2129956B (en) * | 1982-11-06 | 1986-05-29 | Mo Nii Glaznykh Boleznei Im Ge | Selecting contact lenses for visual correction using photokeratogram |
-
1966
- 1966-03-08 GB GB1019366A patent/GB1145721A/en not_active Expired
- 1966-03-09 IL IL2534566A patent/IL25345A/en unknown
- 1966-03-15 DE DE19661548287 patent/DE1548287A1/en active Pending
Also Published As
Publication number | Publication date |
---|---|
GB1145721A (en) | 1969-03-19 |
DE1548287A1 (en) | 1970-10-08 |
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