JPH0361535U - - Google Patents
Info
- Publication number
- JPH0361535U JPH0361535U JP12339189U JP12339189U JPH0361535U JP H0361535 U JPH0361535 U JP H0361535U JP 12339189 U JP12339189 U JP 12339189U JP 12339189 U JP12339189 U JP 12339189U JP H0361535 U JPH0361535 U JP H0361535U
- Authority
- JP
- Japan
- Prior art keywords
- liquid crystal
- substrates
- detection device
- infrared detection
- pyroelectric
- 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
- 239000004973 liquid crystal related substance Substances 0.000 claims description 8
- 238000001514 detection method Methods 0.000 claims description 4
- 239000000758 substrate Substances 0.000 claims 5
- 239000000463 material Substances 0.000 claims 1
- 238000007789 sealing Methods 0.000 claims 1
- 125000006850 spacer group Chemical group 0.000 claims 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
Landscapes
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
Description
第１図は本考案の赤外線検出装置の側面断面図
である。
１……焦電素子、４……キヤツプ、６……平状
の導電性シリコン板、７……片凸状の導電性シリ
コン板、８……液晶。
FIG. 1 is a side sectional view of the infrared detection device of the present invention. DESCRIPTION OF SYMBOLS 1...Pyroelectric element, 4...Cap, 6...Flat conductive silicon plate, 7...Single convex conductive silicon plate, 8...Liquid crystal.
Claims (1)
の素子の前面に配置され、該素子に対してチヨツ
パの働きをする液晶素子と、前記焦電素子及び液
晶素子を覆うキヤツプと、からなる赤外線検出装
置において、上記液晶素子は相対向する一対の少
なくとも赤外線を通す材料から成る導電性基板と
、この基板間に封入される液晶と、前記基板を所
定の間隔に保持すると共に前記液晶を封止するス
ペーサと、から構成され、前記基板の少なくとも
一方は凸状に形成されていることを特徴とする赤
外線検出装置。 (2) 上記液晶素子を構成する一対の基板のうち
焦電素子側の基板を凸状とした請求項第１項記載
の赤外線検出装置。[Claims for Utility Model Registration] (1) A pyroelectric element mounted on a support base, a liquid crystal element disposed in front of the element and acting as a chopper for the element, the pyroelectric element and an infrared detection device comprising: a cap that covers a liquid crystal element; the liquid crystal element includes a pair of opposing conductive substrates made of a material that at least transmits infrared rays; a liquid crystal sealed between the substrates; an infrared detection device comprising: a spacer for holding the liquid crystal at a distance and sealing the liquid crystal; and at least one of the substrates is formed in a convex shape. (2) The infrared detection device according to claim 1, wherein the substrate on the pyroelectric element side of the pair of substrates constituting the liquid crystal element has a convex shape.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12339189U JPH0361535U (en) | 1989-10-20 | 1989-10-20 | |
| US07/481,277 US5036199A (en) | 1989-02-20 | 1990-02-20 | Liquid crystal chopper and infrared sensor |
| EP90103261A EP0384409B1 (en) | 1989-02-20 | 1990-02-20 | Infrared sensor comprising a liquid crystal chopper |
| DE69013375T DE69013375T2 (en) | 1989-02-20 | 1990-02-20 | Infrared sensor with a liquid crystal switch. |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12339189U JPH0361535U (en) | 1989-10-20 | 1989-10-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0361535U true JPH0361535U (en) | 1991-06-17 |
Family
ID=31671372
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12339189U Pending JPH0361535U (en) | 1989-02-20 | 1989-10-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0361535U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54998A (en) * | 1977-06-06 | 1979-01-06 | Matsushita Electric Ind Co Ltd | Fire spot sensor |
-
1989
- 1989-10-20 JP JP12339189U patent/JPH0361535U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54998A (en) * | 1977-06-06 | 1979-01-06 | Matsushita Electric Ind Co Ltd | Fire spot sensor |