JPS50115057A - - Google Patents
Info
- Publication number
- JPS50115057A JPS50115057A JP50005315A JP531575A JPS50115057A JP S50115057 A JPS50115057 A JP S50115057A JP 50005315 A JP50005315 A JP 50005315A JP 531575 A JP531575 A JP 531575A JP S50115057 A JPS50115057 A JP S50115057A
- 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.)
- Granted
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
- G02B27/4233—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect having a diffractive element [DOE] contributing to a non-imaging application
- G02B27/4255—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect having a diffractive element [DOE] contributing to a non-imaging application for alignment or positioning purposes
-
- 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
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
- G01P3/36—Devices characterised by the use of optical means, e.g. using infrared, visible, or ultraviolet light
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Electromagnetism (AREA)
- Power Engineering (AREA)
- Length Measuring Devices By Optical Means (AREA)
- Optical Transform (AREA)
- Instruments For Measurement Of Length By Optical Means (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19742401475 DE2401475C2 (de) | 1974-01-12 | 1974-01-12 | Verfahren und Einrichtung zur Messung von relativen Bewegungsgrößen |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS50115057A true JPS50115057A (de) | 1975-09-09 |
| JPS6238644B2 JPS6238644B2 (de) | 1987-08-19 |
Family
ID=5904696
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP50005315A Expired JPS6238644B2 (de) | 1974-01-12 | 1975-01-11 |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JPS6238644B2 (de) |
| DE (1) | DE2401475C2 (de) |
| GB (1) | GB1485584A (de) |
| NL (1) | NL7500312A (de) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62261004A (ja) * | 1986-04-29 | 1987-11-13 | インタ−ナショナル ビジネス マシ−ンズ コ−ポレ−ション | 対象物整列方法 |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6472133A (en) * | 1987-09-14 | 1989-03-17 | Hitachi Medical Corp | Device for imprinting film data for x-ray photographing device |
| JPS6472132A (en) * | 1987-09-14 | 1989-03-17 | Hitachi Medical Corp | Device for imprinting film data for x-ray photographing device |
| JPH02128147U (de) * | 1989-03-30 | 1990-10-23 | ||
| JPH04133808U (ja) * | 1991-05-30 | 1992-12-14 | 株式会社島津製作所 | Ｘ線テレビ透視撮影装置 |
| GB9928483D0 (en) * | 1999-12-03 | 2000-02-02 | Renishaw Plc | Opto-electronic scale reading apparatus |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1548707C3 (de) * | 1966-07-26 | 1979-02-15 | Ernst Leitz Wetzlar Gmbh, 6330 Wetzlar | Fotoelektrischer Schrittgeber |
-
1974
- 1974-01-12 DE DE19742401475 patent/DE2401475C2/de not_active Expired
-
1975
- 1975-01-09 GB GB94675A patent/GB1485584A/en not_active Expired
- 1975-01-10 NL NL7500312A patent/NL7500312A/xx unknown
- 1975-01-11 JP JP50005315A patent/JPS6238644B2/ja not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62261004A (ja) * | 1986-04-29 | 1987-11-13 | インタ−ナショナル ビジネス マシ−ンズ コ−ポレ−ション | 対象物整列方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6238644B2 (de) | 1987-08-19 |
| NL7500312A (nl) | 1975-07-15 |
| DE2401475C2 (de) | 1982-12-30 |
| DE2401475A1 (de) | 1975-07-17 |
| GB1485584A (en) | 1977-09-14 |