JPH01172785U - - Google Patents
Info
- Publication number
- JPH01172785U JPH01172785U JP7008888U JP7008888U JPH01172785U JP H01172785 U JPH01172785 U JP H01172785U JP 7008888 U JP7008888 U JP 7008888U JP 7008888 U JP7008888 U JP 7008888U JP H01172785 U JPH01172785 U JP H01172785U
- Authority
- JP
- Japan
- Prior art keywords
- optical filter
- lens
- incident
- aperture mechanism
- automatic aperture
- 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
- 230000003287 optical effect Effects 0.000 claims description 5
- 239000002985 plastic film Substances 0.000 claims description 2
- 229920006255 plastic film Polymers 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Closed-Circuit Television Systems (AREA)
Description
第１図は本考案によるテレビ通話装置のテレビ
カメラ用光学フイルタの一実施例を示すブロツク
図、第２図は従来のテレビカメラの構成図である
。
３……対物レンズ、４……接写レンズ、５……
自動絞り機構、６……プラスチツクフイルムフイ
ルタ（光学フイルタ）。
FIG. 1 is a block diagram showing an embodiment of an optical filter for a television camera of a television communication device according to the present invention, and FIG. 2 is a block diagram of a conventional television camera. 3... Objective lens, 4... Close-up lens, 5...
Automatic aperture mechanism, 6...Plastic film filter (optical filter).
Claims (1)
と、前記レンズを透過した前記反射光を調節する
自動絞り機構と、前記自動絞り機構で調節された
光を入射される光学フイルタとから成り、前記光
学フイルタをプラスチツクフイルムフイルタで構
成したことを特徴とするテレビ通話装置のテレビ
カメラ用光学フイルタ。 It consists of a lens into which reflected light reflected from a visitor is incident, an automatic aperture mechanism which adjusts the reflected light transmitted through the lens, and an optical filter into which the light adjusted by the automatic aperture mechanism is incident. An optical filter for a television camera of a television communication device, characterized in that the optical filter is composed of a plastic film filter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7008888U JPH01172785U (en) | 1988-05-27 | 1988-05-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7008888U JPH01172785U (en) | 1988-05-27 | 1988-05-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01172785U true JPH01172785U (en) | 1989-12-07 |
Family
ID=31295346
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7008888U Pending JPH01172785U (en) | 1988-05-27 | 1988-05-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01172785U (en) |
-
1988
- 1988-05-27 JP JP7008888U patent/JPH01172785U/ja active Pending
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