JPH039579U - - Google Patents
Info
- Publication number
- JPH039579U JPH039579U JP6886289U JP6886289U JPH039579U JP H039579 U JPH039579 U JP H039579U JP 6886289 U JP6886289 U JP 6886289U JP 6886289 U JP6886289 U JP 6886289U JP H039579 U JPH039579 U JP H039579U
- Authority
- JP
- Japan
- Prior art keywords
- glass
- liquid crystal
- optical filter
- pieces
- visible light
- 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
- 239000011521 glass Substances 0.000 claims description 5
- 230000003287 optical effect Effects 0.000 claims description 5
- 239000004973 liquid crystal related substance Substances 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 3
- 238000003384 imaging method Methods 0.000 description 3
- 230000035945 sensitivity Effects 0.000 description 1
Landscapes
- Liquid Crystal (AREA)
- Diaphragms For Cameras (AREA)
Description
第１図は、本考案の絞り装置の一実施例を示す
絞り装置のブロツク図。第２図は、従来の絞り装
置のブロツク図。第３図は、撮像デバイスと光学
フイルタの特性図。
１……レンズ、２……可視光領域の透過帯域と
する光学フイルタ層、３……液晶、４……ガラス
（二枚）、５……撮像デバイス、６……映像回路
、７……偏光板、８……ガラス、９……光学フイ
ルタの特性、１０……撮像デバイスの感度特性。
FIG. 1 is a block diagram of an aperture device showing an embodiment of the aperture device of the present invention. FIG. 2 is a block diagram of a conventional diaphragm. FIG. 3 is a characteristic diagram of an imaging device and an optical filter. DESCRIPTION OF SYMBOLS 1...Lens, 2...Optical filter layer with transmission band in visible light region, 3...Liquid crystal, 4...Glass (two pieces), 5...Imaging device, 6...Video circuit, 7...Polarized light Plate, 8...Glass, 9...Characteristics of optical filter, 10...Sensitivity characteristics of imaging device.
Claims (1)
カメラの絞り装置において、 ｂ 電荷を供給する事により明暗反応する液晶と
、 ｃ 該液晶を封入する二枚のガラスと ｄ 該ガラスに備えた偏光板と、 該ガラスの一枚に、可視光領域を透過帯域とす
る光学フイルタを備えた事を特徴とする絞り装置
。[Scope of Claim for Utility Model Registration] a. In the aperture device of a Tervi camera that converts an optical image into a video signal and outputs it, b. a liquid crystal that responds to brightness and darkness by supplying an electric charge; and c. two pieces of glass that enclose the liquid crystal. d. A diaphragm device comprising: a polarizing plate provided on the glass; and an optical filter having a transmission band in the visible light region provided on one of the glasses.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6886289U JPH039579U (en) | 1989-06-13 | 1989-06-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6886289U JPH039579U (en) | 1989-06-13 | 1989-06-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH039579U true JPH039579U (en) | 1991-01-29 |
Family
ID=31603665
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6886289U Pending JPH039579U (en) | 1989-06-13 | 1989-06-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH039579U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58182182U (en) * | 1982-05-31 | 1983-12-05 | 財団法人鉄道総合技術研究所 | AC electric clock simple parent device |
| JPH08109973A (en) * | 1994-10-11 | 1996-04-30 | Ckd Corp | Three-way solenoid valve |
-
1989
- 1989-06-13 JP JP6886289U patent/JPH039579U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58182182U (en) * | 1982-05-31 | 1983-12-05 | 財団法人鉄道総合技術研究所 | AC electric clock simple parent device |
| JPH08109973A (en) * | 1994-10-11 | 1996-04-30 | Ckd Corp | Three-way solenoid valve |
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