JPH042187U - - Google Patents
Info
- Publication number
- JPH042187U JPH042187U JP4147090U JP4147090U JPH042187U JP H042187 U JPH042187 U JP H042187U JP 4147090 U JP4147090 U JP 4147090U JP 4147090 U JP4147090 U JP 4147090U JP H042187 U JPH042187 U JP H042187U
- Authority
- JP
- Japan
- Prior art keywords
- darkroom
- photographic
- infrared
- imaging section
- monitoring device
- 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
- 238000003384 imaging method Methods 0.000 claims description 2
- 238000012806 monitoring device Methods 0.000 claims 1
- 230000035945 sensitivity Effects 0.000 description 1
- 230000003595 spectral effect Effects 0.000 description 1
Landscapes
- Transforming Light Signals Into Electric Signals (AREA)
- Closed-Circuit Television Systems (AREA)
- Photographic Processing Devices Using Wet Methods (AREA)
Description
第１図は、この考案の１実施例の斜視図、第２
図は、実施例に使用した撮像部の分光感度特性で
ある。 １……赤外発光ダイオード、２……テレビカメ
ラ、３……レンズ。
図は、実施例に使用した撮像部の分光感度特性で
ある。 １……赤外発光ダイオード、２……テレビカメ
ラ、３……レンズ。
Claims (1)
- 写真暗室内に設置した複数の赤外発光ダイオー
ドと赤外に感度を有する撮像部付きのテレビカメ
ラ及び暗室外に設置したＣＲＴから成ることを特
徴とする写真暗室監視装置。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4147090U JPH042187U (ja) | 1990-04-18 | 1990-04-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4147090U JPH042187U (ja) | 1990-04-18 | 1990-04-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH042187U true JPH042187U (ja) | 1992-01-09 |
Family
ID=31552166
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4147090U Pending JPH042187U (ja) | 1990-04-18 | 1990-04-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH042187U (ja) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013080323A1 (ja) * | 2011-11-30 | 2013-06-06 | 株式会社日立製作所 | 乗客コンベア |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61296873A (ja) * | 1985-06-25 | 1986-12-27 | Matsushita Electric Works Ltd | ドアホン子器 |
| JPS62277875A (ja) * | 1986-05-26 | 1987-12-02 | Matsushita Electric Works Ltd | 暗視カメラ付きドアホン子器 |
-
1990
- 1990-04-18 JP JP4147090U patent/JPH042187U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61296873A (ja) * | 1985-06-25 | 1986-12-27 | Matsushita Electric Works Ltd | ドアホン子器 |
| JPS62277875A (ja) * | 1986-05-26 | 1987-12-02 | Matsushita Electric Works Ltd | 暗視カメラ付きドアホン子器 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013080323A1 (ja) * | 2011-11-30 | 2013-06-06 | 株式会社日立製作所 | 乗客コンベア |