JPH0326133U - - Google Patents
Info
- Publication number
- JPH0326133U JPH0326133U JP8664589U JP8664589U JPH0326133U JP H0326133 U JPH0326133 U JP H0326133U JP 8664589 U JP8664589 U JP 8664589U JP 8664589 U JP8664589 U JP 8664589U JP H0326133 U JPH0326133 U JP H0326133U
- Authority
- JP
- Japan
- Prior art keywords
- barrier
- light source
- occlusion state
- light
- output
- 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
- 230000004888 barrier function Effects 0.000 claims description 9
- 238000001514 detection method Methods 0.000 claims 1
- 238000007689 inspection Methods 0.000 claims 1
- 230000003287 optical effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Blocking Light For Cameras (AREA)
Description
第１図は本考案の一実施例を示す斜視図、第２
図はバリアを示す正面図、第３図は判定回路を示
す回路図、第４図はフオトセンサの出力とクロツ
ク信号を示す図、第５図ａは隙間が相対的に大き
い場合のバリアを示す正面図、第５図ｂは隙間が
相対的に大きい場合を示すフオトセンサの出力を
示すグラフ、第６図ａは隙間が相対的に小さい場
合のバリアを示す正面図、第６図ｂは隙間が相対
的に小さい場合を示すフオトセンサの出力を示す
グラフである。
１３……フオトセンサ、１４……レンズ、１５
……光源ユニツト、２１……バリア。
Fig. 1 is a perspective view showing one embodiment of the present invention;
The figure is a front view showing the barrier, Figure 3 is a circuit diagram showing the determination circuit, Figure 4 is a diagram showing the photo sensor output and clock signal, and Figure 5a is a front view showing the barrier when the gap is relatively large. Figure 5b is a graph showing the output of the photo sensor when the gap is relatively large, Figure 6a is a front view showing the barrier when the gap is relatively small, and Figure 6b is a graph showing the output of the photo sensor when the gap is relatively small. 12 is a graph showing the output of a photo sensor showing a case where the amount of light is small. 13...Photo sensor, 14...Lens, 15
...Light source unit, 21...Barrier.
Claims (1)
検査する装置であつて、レーザ光源を照射する光
線と、上記バリアを開閉制御する手段と、上記バ
リアに対して光源と反射側の位置に配設される光
検出センサと、上記バリアの隙間位置がレーザ光
線を横切るように、上記光源およびカメラ本体の
少なくとも一方を移動させる手段と、上記光検出
センサの出力と所定の基準値とを比較する手段と
を備えたことを特徴とするバリアの閉塞状態検査
装置。 A device for inspecting the occlusion state of a barrier that covers and protects an optical member, the device comprising: a light beam emitted from a laser light source; a means for controlling opening/closing of the barrier; and a device disposed at a position on the light source and reflection side with respect to the barrier. means for moving at least one of the light source and the camera body so that the gap position of the barrier crosses the laser beam, and means for comparing the output of the light detection sensor with a predetermined reference value. A barrier occlusion state inspection device comprising:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8664589U JPH0326133U (en) | 1989-07-24 | 1989-07-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8664589U JPH0326133U (en) | 1989-07-24 | 1989-07-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0326133U true JPH0326133U (en) | 1991-03-18 |
Family
ID=31636238
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8664589U Pending JPH0326133U (en) | 1989-07-24 | 1989-07-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0326133U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104544902A (en) * | 2014-12-20 | 2015-04-29 | 佛山铭乾科技有限公司 | Composite ceramic nail file and preparation method thereof |
-
1989
- 1989-07-24 JP JP8664589U patent/JPH0326133U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104544902A (en) * | 2014-12-20 | 2015-04-29 | 佛山铭乾科技有限公司 | Composite ceramic nail file and preparation method thereof |
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