JPH0463033U - - Google Patents
Info
- Publication number
- JPH0463033U JPH0463033U JP10578690U JP10578690U JPH0463033U JP H0463033 U JPH0463033 U JP H0463033U JP 10578690 U JP10578690 U JP 10578690U JP 10578690 U JP10578690 U JP 10578690U JP H0463033 U JPH0463033 U JP H0463033U
- Authority
- JP
- Japan
- Prior art keywords
- cold shield
- infrared
- deyuwa
- detection element
- detecting element
- 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
- 238000001514 detection method Methods 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
- Radiation Pyrometers (AREA)
Description
第１図はこの考案の一実施例を示す図、第２図
はこの考案の詳細説明図、第３図は従来の赤外線
検出器を示す図である。図において、１は冷却器
、２は赤外線検出素子、３は二重円筒のデユワ、
４はデユワ窓、５はコールドシールド、６はデユ
ワ内管、７はデユワ外管、８は短辺がｄの矩形穴
である。なお、図中同一符号は、同一又は相当部
分を示す。
FIG. 1 is a diagram showing an embodiment of this invention, FIG. 2 is a detailed explanatory diagram of this invention, and FIG. 3 is a diagram showing a conventional infrared detector. In the figure, 1 is a cooler, 2 is an infrared detection element, 3 is a double cylinder dewar,
4 is a dewar window, 5 is a cold shield, 6 is a dewar inner tube, 7 is a dewar outer tube, and 8 is a rectangular hole whose short side is d. Note that the same reference numerals in the figures indicate the same or equivalent parts.
Claims (1)
内部を真空にしたデユワと、上記デユワ内に設置
された赤外線検出素子およびコールドシールドと
上記赤外線検出素子とコールドシールドを冷却す
る冷却器とを備えた赤外線検出器において、上記
コールドシールドにコールドシールドの内壁と赤
外線検出素子の最大距離ｘ、赤外線検出素子から
の高さｙ、コールドシールドの肉厚ｔとしたとき ｄ＜ｙｘｔ の関係を満足する短辺がｄの矩形穴を設けたこと
を特徴とする赤外線検出器。[Claims for Utility Model Registration] Equipped with a dewar window that transmits the signal light to be detected,
In an infrared detector comprising a deyuwa with a vacuum inside, an infrared detecting element and a cold shield installed in the deyuwa, and a cooler for cooling the infrared detecting element and the cold shield, the cold shield has a cold shield. It is characterized by having a rectangular hole with a short side d that satisfies the relationship d<yxt, where the maximum distance between the inner wall and the infrared detection element is x, the height from the infrared detection element is y, and the thickness of the cold shield is t. Infrared detector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10578690U JPH0463033U (en) | 1990-10-08 | 1990-10-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10578690U JPH0463033U (en) | 1990-10-08 | 1990-10-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0463033U true JPH0463033U (en) | 1992-05-29 |
Family
ID=31851610
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10578690U Pending JPH0463033U (en) | 1990-10-08 | 1990-10-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0463033U (en) |
-
1990
- 1990-10-08 JP JP10578690U patent/JPH0463033U/ja active Pending
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