JPS61114426U - - Google Patents
Info
- Publication number
- JPS61114426U JPS61114426U JP19916884U JP19916884U JPS61114426U JP S61114426 U JPS61114426 U JP S61114426U JP 19916884 U JP19916884 U JP 19916884U JP 19916884 U JP19916884 U JP 19916884U JP S61114426 U JPS61114426 U JP S61114426U
- Authority
- JP
- Japan
- Prior art keywords
- light
- film
- pressure plate
- detection device
- emitted
- 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
- 238000001514 detection method Methods 0.000 claims 3
Description
第１図は、本考案が適用されたカメラの背面側
斜視図である。第２図は、ホトセンサの要部を示
す斜視図である。第３図は、本考案の一実施例の
要部断面図である。
１…カメラボデイ、４…フイルム、７…パーフ
オレーシヨン、８…パーフオレーシヨンセンサ、
９ａ…投光部、９ｂ…受光部、１０…遮光マスク
、１０ａ…透明フイルタ部、１１…裏蓋、１２…
圧板、１４…開口、１５…低反射部。
FIG. 1 is a rear perspective view of a camera to which the present invention is applied. FIG. 2 is a perspective view showing the main parts of the photosensor. FIG. 3 is a sectional view of essential parts of an embodiment of the present invention. 1...Camera body, 4...Film, 7...Perflation, 8...Perflation sensor,
9a... Light projecting section, 9b... Light receiving section, 10... Light shielding mask, 10a... Transparent filter section, 11... Back cover, 12...
Pressure plate, 14...opening, 15...low reflection part.
Claims (1)
けて光を照射する投光手段と、この投光手段から
照射されフイルム面で反射された光を受光する受
光手段とを備えたフイルムパーフオレーシヨン検
出装置において、 前記投光手段および受光手段の両者をフイルム
圧板と対向するカメラボデイ側に配置するととも
に、前記フイルム圧板に投光手段から照射されフ
イルムパーフオレーシヨンを通つた光が通過する
開口を形成したことを特徴とするフイルムパーフ
オレーシヨン検出装置。 (2) 前記フイルム圧板はカメラの裏蓋に取り付
けられており、前記開口を通過した光は、前記裏
蓋に設けられた低反射部に入射されるようになつ
ていることを特徴とする実用新案登録請求の範囲
第１項記載のフイルムパーフオレーシヨン検出装
置。[Scope of Claim for Utility Model Registration] (1) A light projecting means for emitting light toward the travel path of the film perforation, and a light receiving means for receiving the light emitted from the projecting means and reflected by the film surface. In the film perforation detection device, both the light emitting means and the light receiving means are disposed on the camera body side facing the film pressure plate, and the light emitted from the light emitting means onto the film pressure plate passes through the film perforation. A film perflation detection device characterized by forming an aperture through which the emitted light passes. (2) The film pressure plate is attached to the back cover of the camera, and the light passing through the opening is incident on a low reflection part provided on the back cover. A film perforation detection device according to claim 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19916884U JPS61114426U (en) | 1984-12-28 | 1984-12-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19916884U JPS61114426U (en) | 1984-12-28 | 1984-12-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61114426U true JPS61114426U (en) | 1986-07-19 |
Family
ID=30758839
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19916884U Pending JPS61114426U (en) | 1984-12-28 | 1984-12-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61114426U (en) |
-
1984
- 1984-12-28 JP JP19916884U patent/JPS61114426U/ja active Pending