JPS6390109U - - Google Patents
Info
- Publication number
- JPS6390109U JPS6390109U JP18526486U JP18526486U JPS6390109U JP S6390109 U JPS6390109 U JP S6390109U JP 18526486 U JP18526486 U JP 18526486U JP 18526486 U JP18526486 U JP 18526486U JP S6390109 U JPS6390109 U JP S6390109U
- Authority
- JP
- Japan
- Prior art keywords
- interference optical
- aperture
- faces
- sensor surface
- utility
- 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
- 230000003287 optical effect Effects 0.000 claims 3
Landscapes
- Length Measuring Devices By Optical Means (AREA)
Description
第１図はこの考案の一実施例を示す概略側面図
、第２図は変形例を示す概略側面図、第３図は従
来例を示す概略側面図である。
１……物体、２……センサ面、３……絞り。
FIG. 1 is a schematic side view showing an embodiment of this invention, FIG. 2 is a schematic side view showing a modified example, and FIG. 3 is a schematic side view showing a conventional example. 1...Object, 2...Sensor surface, 3...Aperture.
Claims (1)
ロス光を遮光する絞りを設けたことを特徴とする
非球面干渉光学装置。 An aspherical interference optical device characterized by having an aperture that faces into the optical path of an interference optical system and blocks cross light on a sensor surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18526486U JPS6390109U (en) | 1986-12-01 | 1986-12-01 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18526486U JPS6390109U (en) | 1986-12-01 | 1986-12-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6390109U true JPS6390109U (en) | 1988-06-11 |
Family
ID=31133728
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18526486U Pending JPS6390109U (en) | 1986-12-01 | 1986-12-01 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6390109U (en) |
-
1986
- 1986-12-01 JP JP18526486U patent/JPS6390109U/ja active Pending
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