JPH03130519U - - Google Patents
Info
- Publication number
- JPH03130519U JPH03130519U JP3926490U JP3926490U JPH03130519U JP H03130519 U JPH03130519 U JP H03130519U JP 3926490 U JP3926490 U JP 3926490U JP 3926490 U JP3926490 U JP 3926490U JP H03130519 U JPH03130519 U JP H03130519U
- Authority
- JP
- Japan
- Prior art keywords
- infrared
- light beam
- light
- imaging device
- wavelength band
- 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
- 238000003331 infrared imaging Methods 0.000 claims description 4
- 230000003287 optical effect Effects 0.000 claims description 4
- 238000001514 detection method Methods 0.000 claims description 3
- 238000005452 bending Methods 0.000 claims 1
- 238000003384 imaging method Methods 0.000 claims 1
- 230000001678 irradiating effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
Description
第１図は、この考案の赤外線撮像装置の一実施
例の関連部分を示す構成図、第２図は、従来の赤
外線撮像装置の関連部分を示す図である。
図において、１……赤外光学系、２……赤外線
検出器、３……タイミング発生器、４……駆動回
路、５……ビデオ処理回路、６……信号変換回路
、７……モニタ、８……赤外レンズ、９……赤外
検出素子、１０……レーザ発生器、１１……レー
ザ波長帯反射ミラー、１２……ビーム位置検出器
、１３……アンプ、１４……スイツチ、１５……
メモリ、１６……比較器、１７……駆動器、１８
……目標からの物体光、１９……目標にピントが
合つている場合の物体屈折光、２０……デフオー
カス状態になつた場合の物体屈折光、２１……レ
ーザ光、２２……目標にピントが合つている場合
のレーザ屈折光、２３……デフオーカス状態にな
つた場合のレーザ屈折光である。なお、図中同一
符号は同一又は相当部分を示す。
FIG. 1 is a block diagram showing the relevant parts of an embodiment of the infrared imaging device of this invention, and FIG. 2 is a diagram showing the relevant parts of a conventional infrared imaging device. In the figure, 1... infrared optical system, 2... infrared detector, 3... timing generator, 4... drive circuit, 5... video processing circuit, 6... signal conversion circuit, 7... monitor, 8... Infrared lens, 9... Infrared detection element, 10... Laser generator, 11... Laser wavelength band reflecting mirror, 12... Beam position detector, 13... Amplifier, 14... Switch, 15 ……
Memory, 16...Comparator, 17...Driver, 18
...Object light from the target, 19...Object refracted light when the target is in focus, 20...Object refracted light when the state is in defocus state, 21...Laser light, 22...In focus on the target 23... is the laser refracted light when the state is in a defocus state. Note that the same reference numerals in the figures indicate the same or equivalent parts.
Claims (1)
と、結像した赤外光の像を光電変換し、さらに直
列電気信号として読み出す２次元配列の赤外線検
出器とを有する赤外線撮像装置において、上記赤
外線検出器の検出波長帯以外の光線を照射する手
段と、上記赤外線検出器の検出波長帯以外の光線
の光路を曲げる手段と、その光線の位置を検出す
る手段と、上記光線の位置検出手段に基づき光学
系周囲の温度変化により生じるデフオーカスを補
正する手段とを備えたことを特徴とする赤外線撮
像装置。 In an infrared imaging device that has an optical lens for condensing and imaging incident infrared light, and a two-dimensional array of infrared detectors that photoelectrically converts the image of the formed infrared light and further reads it out as a serial electrical signal. , means for irradiating a light beam outside the detection wavelength band of the infrared detector, means for bending the optical path of the light beam outside the detection wavelength band of the infrared detector, means for detecting the position of the light beam, and the position of the light beam. What is claimed is: 1. An infrared imaging device comprising: means for correcting defocus caused by temperature changes around the optical system based on the detecting means.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3926490U JPH03130519U (en) | 1990-04-12 | 1990-04-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3926490U JPH03130519U (en) | 1990-04-12 | 1990-04-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03130519U true JPH03130519U (en) | 1991-12-27 |
Family
ID=31548022
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3926490U Pending JPH03130519U (en) | 1990-04-12 | 1990-04-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03130519U (en) |
-
1990
- 1990-04-12 JP JP3926490U patent/JPH03130519U/ja active Pending
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