JPS5226242A - Unit for analysing the distribution of a light mode - Google Patents
Unit for analysing the distribution of a light modeInfo
- Publication number
- JPS5226242A JPS5226242A JP10230675A JP10230675A JPS5226242A JP S5226242 A JPS5226242 A JP S5226242A JP 10230675 A JP10230675 A JP 10230675A JP 10230675 A JP10230675 A JP 10230675A JP S5226242 A JPS5226242 A JP S5226242A
- Authority
- JP
- Japan
- Prior art keywords
- distribution
- analysing
- unit
- light mode
- angular distribution
- 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.)
- Pending
Links
Abstract
PURPOSE: To use a convex lens for Fourier transformation and a space filter to convert the angular distribution of light emanating from a fiber into a space distribution so that the angular distribution is immendiately displayed.
COPYRIGHT: (C)1977,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10230675A JPS5226242A (en) | 1975-08-22 | 1975-08-22 | Unit for analysing the distribution of a light mode |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10230675A JPS5226242A (en) | 1975-08-22 | 1975-08-22 | Unit for analysing the distribution of a light mode |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5226242A true JPS5226242A (en) | 1977-02-26 |
Family
ID=14323914
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP10230675A Pending JPS5226242A (en) | 1975-08-22 | 1975-08-22 | Unit for analysing the distribution of a light mode |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5226242A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1989011085A1 (en) * | 1988-04-18 | 1989-11-16 | 3D Systems, Inc. | Stereolithographic beam profiling |
US5495328A (en) * | 1988-04-18 | 1996-02-27 | 3D Systems, Inc. | Apparatus and method for calibrating and normalizing a stereolithographic apparatus |
US5499094A (en) * | 1994-12-21 | 1996-03-12 | Eastman Kodak Company | Apparatus and method for measuring the length and width of a spot of light utilizing two different masks |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4843945A (en) * | 1971-10-07 | 1973-06-25 |
-
1975
- 1975-08-22 JP JP10230675A patent/JPS5226242A/en active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4843945A (en) * | 1971-10-07 | 1973-06-25 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1989011085A1 (en) * | 1988-04-18 | 1989-11-16 | 3D Systems, Inc. | Stereolithographic beam profiling |
US5495328A (en) * | 1988-04-18 | 1996-02-27 | 3D Systems, Inc. | Apparatus and method for calibrating and normalizing a stereolithographic apparatus |
US5499094A (en) * | 1994-12-21 | 1996-03-12 | Eastman Kodak Company | Apparatus and method for measuring the length and width of a spot of light utilizing two different masks |
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