JPS5379561A - Measuring device of spreading angle of laser beam - Google Patents
Measuring device of spreading angle of laser beamInfo
- Publication number
- JPS5379561A JPS5379561A JP15488676A JP15488676A JPS5379561A JP S5379561 A JPS5379561 A JP S5379561A JP 15488676 A JP15488676 A JP 15488676A JP 15488676 A JP15488676 A JP 15488676A JP S5379561 A JPS5379561 A JP S5379561A
- Authority
- JP
- Japan
- Prior art keywords
- laser beam
- spreading angle
- measuring device
- spreading
- angle
- 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
Landscapes
- Testing Of Optical Devices Or Fibers (AREA)
Abstract
PURPOSE: To make possible easy and accurate measurement of the spreading angle of a laser beam by using a lens of a known focal length, a knife edge, an output meter, etc.
COPYRIGHT: (C)1978,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15488676A JPS5933209B2 (en) | 1976-12-24 | 1976-12-24 | Laser beam divergence angle measuring device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15488676A JPS5933209B2 (en) | 1976-12-24 | 1976-12-24 | Laser beam divergence angle measuring device |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5379561A true JPS5379561A (en) | 1978-07-14 |
JPS5933209B2 JPS5933209B2 (en) | 1984-08-14 |
Family
ID=15594096
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP15488676A Expired JPS5933209B2 (en) | 1976-12-24 | 1976-12-24 | Laser beam divergence angle measuring device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5933209B2 (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0539607Y2 (en) * | 1988-03-04 | 1993-10-07 |
-
1976
- 1976-12-24 JP JP15488676A patent/JPS5933209B2/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS5933209B2 (en) | 1984-08-14 |
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