JPS6157761U - - Google Patents
Info
- Publication number
- JPS6157761U JPS6157761U JP1984141960U JP14196084U JPS6157761U JP S6157761 U JPS6157761 U JP S6157761U JP 1984141960 U JP1984141960 U JP 1984141960U JP 14196084 U JP14196084 U JP 14196084U JP S6157761 U JPS6157761 U JP S6157761U
- Authority
- JP
- Japan
- Prior art keywords
- liquid crystal
- crystal cell
- imaging device
- photoelectric conversion
- beam spot
- 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 7
- 210000002858 crystal cell Anatomy 0.000 claims description 5
- 238000001514 detection method Methods 0.000 claims description 4
- 230000003287 optical effect Effects 0.000 claims 4
- 238000006243 chemical reaction Methods 0.000 claims 3
- 238000003384 imaging method Methods 0.000 claims 3
- 238000002834 transmittance Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Liquid Crystal (AREA)
Description
第１図は本考案の一実施例を示す構成図、第２
図Ａ及びＢは第１図における液晶セルの構成を示
す断面図である。
主要部分の符号の説明、２……撮像管、３……
液晶セル、４……水平電極、５……垂直電極、９
……映像回路、１０……検出回路、１１……液晶
駆動回路、１２……液晶水平制御回路、１３……
液晶垂直制御回路。
Fig. 1 is a configuration diagram showing one embodiment of the present invention;
Figures A and B are cross-sectional views showing the structure of the liquid crystal cell in Figure 1. Explanation of symbols of main parts, 2... Image pickup tube, 3...
Liquid crystal cell, 4... Horizontal electrode, 5... Vertical electrode, 9
...Video circuit, 10...Detection circuit, 11...Liquid crystal drive circuit, 12...Liquid crystal horizontal control circuit, 13...
LCD vertical control circuit.
Claims (1)
学的パターンを電気信号に変換する光電変換部を
含む撮像装置であつて、前記光量制御部は、前記
光学系の光路内に配置された直交する格子状の電
極を有する液晶セルと、前記光電変換部の受光面
上の所定ビームスポツト部分における入射光量が
所定値以上になつたことを検出する検出手段と、
前記検出手段の検出出力に応答して前記液晶セル
の前記所定ビームスポツト部分に対応した電極部
分を選択しその電極部分における通過光量を減ず
るべくその部分の透過率を制御する制御手段とを
備えたことを特徴とする撮像装置。 (2) 前記制御手段は、前記光電変換部の偏向駆
動情報に基づいて前記液晶セルの前記所定ビーム
スポツト部分に対応した電極部分を選択すること
を特徴とする実用新案登録請求の範囲第１項記載
の撮像装置。[Claims for Utility Model Registration] (1) An imaging device including a photoelectric conversion section that converts an optical pattern imaged through an optical system and a light amount control section into an electrical signal, wherein the light amount control section A liquid crystal cell having orthogonal lattice-shaped electrodes disposed in the optical path of the optical system, and a detection means for detecting that the amount of incident light at a predetermined beam spot portion on the light receiving surface of the photoelectric conversion section exceeds a predetermined value. and,
control means for selecting an electrode portion of the liquid crystal cell corresponding to the predetermined beam spot portion in response to the detection output of the detection means and controlling the transmittance of that portion in order to reduce the amount of light passing through the electrode portion; An imaging device characterized by: (2) The control means selects an electrode portion corresponding to the predetermined beam spot portion of the liquid crystal cell based on deflection drive information of the photoelectric conversion unit, Claim 1 of the Utility Model Registration Claim. The imaging device described.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1984141960U JPS6157761U (en) | 1984-09-19 | 1984-09-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1984141960U JPS6157761U (en) | 1984-09-19 | 1984-09-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6157761U true JPS6157761U (en) | 1986-04-18 |
Family
ID=30700292
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1984141960U Pending JPS6157761U (en) | 1984-09-19 | 1984-09-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6157761U (en) |
-
1984
- 1984-09-19 JP JP1984141960U patent/JPS6157761U/ja active Pending
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