JPS6445828U - - Google Patents
Info
- Publication number
- JPS6445828U JPS6445828U JP14074187U JP14074187U JPS6445828U JP S6445828 U JPS6445828 U JP S6445828U JP 14074187 U JP14074187 U JP 14074187U JP 14074187 U JP14074187 U JP 14074187U JP S6445828 U JPS6445828 U JP S6445828U
- Authority
- JP
- Japan
- Prior art keywords
- film
- perforation
- detection device
- pitch
- emitting element
- 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 4
- 238000001514 detection method Methods 0.000 claims description 3
Landscapes
- Investigating Or Analysing Materials By The Use Of Chemical Reactions (AREA)
Description
図は本考案に係るフイルムのパーフオレーシヨ
ン検出装置の実施例を示す正面図である。
２……フイルム、２ａ……パーフオレーシヨン
、１ａ，１ｂ……光学式検出器。
The figure is a front view showing an embodiment of the film perforation detection device according to the present invention. 2... Film, 2a... Perflation, 1a, 1b... Optical detector.
Claims (1)
発光素子からの光を受光する受光素子とよりなる
光学式検出器で検出するようにしたフイルムのパ
ーフオレーシヨン検出装置において、上記光学式
検出器をｎ個（ｎは２以上の整数）使用し、フイ
ルムのパーフオレーシヨンピツチをＰとしたとき
、上記光学式検出器をＰ／ｎのピツチでフイルム
給送方向に配置したことを特徴とするフイルムの
パーフオレーシヨン検出装置。 A film perforation detection device that detects film perforation with an optical detector comprising a light emitting element and a light receiving element that receives light from the light emitting element, comprising n optical detectors as described above. (n is an integer of 2 or more), and where the perforation pitch of the film is P, the optical detector is arranged in the film feeding direction at a pitch of P/n. Oration detection device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14074187U JPS6445828U (en) | 1987-09-14 | 1987-09-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14074187U JPS6445828U (en) | 1987-09-14 | 1987-09-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6445828U true JPS6445828U (en) | 1989-03-20 |
Family
ID=31405190
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14074187U Pending JPS6445828U (en) | 1987-09-14 | 1987-09-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6445828U (en) |
-
1987
- 1987-09-14 JP JP14074187U patent/JPS6445828U/ja active Pending