DD111735A1 - - Google Patents
Info
- Publication number
- DD111735A1 DD111735A1 DD17782274A DD17782274A DD111735A1 DD 111735 A1 DD111735 A1 DD 111735A1 DD 17782274 A DD17782274 A DD 17782274A DD 17782274 A DD17782274 A DD 17782274A DD 111735 A1 DD111735 A1 DD 111735A1
- Authority
- DD
- German Democratic Republic
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
- G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B9/00—Measuring instruments characterised by the use of optical techniques
- G01B9/02—Interferometers
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Instruments For Measurement Of Length By Optical Means (AREA)
- Length Measuring Devices By Optical Means (AREA)
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DD17782274A DD111735A1 (https=) | 1974-04-11 | 1974-04-11 | |
| CS124775A CS217606B1 (en) | 1974-04-11 | 1975-02-25 | Interferometric length measuring apparatus |
| CH313375A CH581823A5 (en) | 1974-04-11 | 1975-03-12 | Two beam interferrometer length measuring instrument - has no first order tilting error and includes beam splitter and adjustable reflector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DD17782274A DD111735A1 (https=) | 1974-04-11 | 1974-04-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DD111735A1 true DD111735A1 (https=) | 1975-03-05 |
Family
ID=5495366
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DD17782274A DD111735A1 (https=) | 1974-04-11 | 1974-04-11 |
Country Status (3)
| Country | Link |
|---|---|
| CH (1) | CH581823A5 (https=) |
| CS (1) | CS217606B1 (https=) |
| DD (1) | DD111735A1 (https=) |
-
1974
- 1974-04-11 DD DD17782274A patent/DD111735A1/xx unknown
-
1975
- 1975-02-25 CS CS124775A patent/CS217606B1/cs unknown
- 1975-03-12 CH CH313375A patent/CH581823A5/de not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| CS217606B1 (en) | 1983-01-28 |
| CH581823A5 (en) | 1976-11-15 |