JPH0390036U - - Google Patents
Info
- Publication number
- JPH0390036U JPH0390036U JP15223189U JP15223189U JPH0390036U JP H0390036 U JPH0390036 U JP H0390036U JP 15223189 U JP15223189 U JP 15223189U JP 15223189 U JP15223189 U JP 15223189U JP H0390036 U JPH0390036 U JP H0390036U
- Authority
- JP
- Japan
- Prior art keywords
- outer shell
- infrared
- shell
- sensing element
- cylinder
- 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
- 230000005679 Peltier effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 1
Landscapes
- Radiation Pyrometers (AREA)
- Devices That Are Associated With Refrigeration Equipment (AREA)
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
Description
第１図はこの考案の一実施例を示す図、第２図
は従来の赤外線検知器を示す図である。
図において、１……赤外線検知素子、２……デ
ユワ、３……冷凍機、６……低温発生部、８……
外殻、９……窓、１０……内殻円筒、１１……内
殻底板、１２……コールドシールド、１４……電
子冷却器である。なお、図中、同一符号は同一ま
たは相当部分を示す。
FIG. 1 is a diagram showing an embodiment of this invention, and FIG. 2 is a diagram showing a conventional infrared detector. In the figure, 1... infrared detection element, 2... dewar, 3... refrigerator, 6... low temperature generation section, 8...
Outer shell, 9...window, 10...inner shell cylinder, 11...inner shell bottom plate, 12...cold shield, 14...electronic cooler. In addition, in the figures, the same reference numerals indicate the same or corresponding parts.
Claims (1)
外殻、前記外殻に取り付けられ、赤外線を透過す
る窓、前記外殻に一端が取り付けられ前記外殻に
周囲を覆われた内殻円筒、前記内殻円筒の別の一
端に設けられ、かつ前記赤外線検知素子を保持す
る内殻底板とで構成された内部が真空の殻構造を
有するデユワと、前記デユワ内において前記窓を
透過してくる以外の赤外線が前記赤外線検知素子
に入射しないようにするために前記赤外線検知素
子の側方を覆うコールドシールドと、前記内殻円
筒の内側に挿入された低温発生部を有する冷凍機
とを備えた赤外線検知器において、前記コールド
シールドを冷却するためにペルチエ効果を利用し
た電子冷却器を前記デユワ内に設置したことを特
徴とする赤外線検知器。 An infrared sensing element that is cooled to an extremely low temperature and
an outer shell, a window attached to the outer shell and transmitting infrared rays, an inner shell cylinder having one end attached to the outer shell and surrounded by the outer shell, provided at another end of the inner shell cylinder, and a deyuwa having a shell structure with a vacuum inside, which is composed of an inner shell bottom plate holding the infrared sensing element; In the infrared detector, the infrared detector includes a cold shield that covers the side of the infrared sensing element, and a refrigerator having a low temperature generating part inserted inside the inner cylinder, in order to cool the cold shield. An infrared detector characterized in that an electronic cooler utilizing the Peltier effect is installed in the dewar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15223189U JPH0390036U (en) | 1989-12-27 | 1989-12-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15223189U JPH0390036U (en) | 1989-12-27 | 1989-12-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0390036U true JPH0390036U (en) | 1991-09-13 |
Family
ID=31698503
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15223189U Pending JPH0390036U (en) | 1989-12-27 | 1989-12-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0390036U (en) |
-
1989
- 1989-12-27 JP JP15223189U patent/JPH0390036U/ja active Pending
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