JPH0420768U - - Google Patents
Info
- Publication number
- JPH0420768U JPH0420768U JP1990061950U JP6195090U JPH0420768U JP H0420768 U JPH0420768 U JP H0420768U JP 1990061950 U JP1990061950 U JP 1990061950U JP 6195090 U JP6195090 U JP 6195090U JP H0420768 U JPH0420768 U JP H0420768U
- Authority
- JP
- Japan
- Prior art keywords
- pass filter
- optical low
- fixed
- package
- spacer
- 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 description 5
- 125000006850 spacer group Chemical group 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Transforming Light Signals Into Electric Signals (AREA)
Description
第1図は本考案の撮像素子の概略断面図、第2
図は矩形波状の断面形状を有する回折格子からな
る光学的ローパスフイルタのMTF特性図である
。
1……光学的ローパスフイルタ、2……固体撮
像素子、3……スペーサ、4……パツケージ、5
……保護板。
Figure 1 is a schematic cross-sectional view of the image sensor of the present invention, Figure 2
The figure is an MTF characteristic diagram of an optical low-pass filter made of a diffraction grating having a rectangular wave-like cross-sectional shape. 1... Optical low-pass filter, 2... Solid-state image sensor, 3... Spacer, 4... Package, 5
...Protection board.
Claims (1)
付けられる保護板と、該パツケージ内に収納され
る回折格子からなる光学的ローパスフイルタ、ス
ペーサおよび固体撮像素子とを備え、光学的ロー
パスフイルタが保護板に固定化され、かつ光学的
ローパスフイルタと固体撮像素子とがスペーサを
介して一定の間隔を保つように固定化されている
ことを特徴とする撮像素子。 The package includes a package having an opening, a protection plate attached to the opening, and an optical low-pass filter consisting of a diffraction grating, a spacer, and a solid-state image sensor housed in the package, and the optical low-pass filter is attached to the protection plate. What is claimed is: 1. An image pickup device that is fixed, and is fixed such that an optical low-pass filter and a solid-state image pickup device are fixed at a constant distance via a spacer.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1990061950U JPH0420768U (en) | 1990-06-11 | 1990-06-11 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1990061950U JPH0420768U (en) | 1990-06-11 | 1990-06-11 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH0420768U true JPH0420768U (en) | 1992-02-21 |
Family
ID=31590663
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1990061950U Pending JPH0420768U (en) | 1990-06-11 | 1990-06-11 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0420768U (en) |
-
1990
- 1990-06-11 JP JP1990061950U patent/JPH0420768U/ja active Pending