JPH0177930U - - Google Patents
Info
- Publication number
- JPH0177930U JPH0177930U JP1987173473U JP17347387U JPH0177930U JP H0177930 U JPH0177930 U JP H0177930U JP 1987173473 U JP1987173473 U JP 1987173473U JP 17347387 U JP17347387 U JP 17347387U JP H0177930 U JPH0177930 U JP H0177930U
- Authority
- JP
- Japan
- Prior art keywords
- light
- sensitivity adjustment
- adjustment body
- detection device
- optical detection
- 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.)
- Granted
Links
- 230000035945 sensitivity Effects 0.000 claims description 7
- 238000001514 detection method Methods 0.000 claims description 3
- 230000003287 optical effect Effects 0.000 claims description 3
- 230000035807 sensation Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
Description
第１図ないし第５図は本考案に係る光学的検出
装置の一実施例を示し、第１図は断面組立図、第
２図は第１図における矢視Ａ―Ａ線方向の断面図
、第３図は第１図に示す光学的検出装置の分解斜
視図、第４図は感度調整体及び上ケースの構造を
示す要部を断面した分解斜視図、第５図は受光素
子の受光面から感度調整体までの距離ｄに対する
光量減衰率δの光量減衰特性図である。
３…受光素子、４…上ケース、４ｂ…ガイド筒
、４ｆ…係合溝、５…下ケース、９…感度調整体
、９ｂ…光通過孔、９ｅ…突起。
1 to 5 show an embodiment of the optical detection device according to the present invention, in which FIG. 1 is a cross-sectional assembly view, and FIG. 2 is a cross-sectional view taken in the direction of arrow A--A in FIG. Fig. 3 is an exploded perspective view of the optical detection device shown in Fig. 1, Fig. 4 is an exploded perspective view showing the structure of the sensitivity adjuster and upper case, with main parts cut away, and Fig. 5 is the light-receiving surface of the light-receiving element. It is a light quantity attenuation characteristic diagram of the light quantity attenuation rate δ with respect to the distance d from to the sensitivity adjustment body. 3... Light receiving element, 4... Upper case, 4b... Guide tube, 4f... Engagement groove, 5... Lower case, 9... Sensitivity adjustment body, 9b... Light passage hole, 9e... Protrusion.
Claims (1)
する光通過孔を有し上記受光素子の受光面に対し
て接離自在に調整する感度調整体と、上記感度調
整体の移動方向にクリツク感を付与するクリツク
機構とを備えたことを特徴とする光学的検出装置
。 A light-receiving element housed in a case, a sensitivity adjustment body having a light passage hole for collecting external light and adjusting the sensitivity adjustment body so as to be able to move toward and away from the light-receiving surface of the light-reception element, and a sensitivity adjustment body that is clicked in the direction of movement of the sensitivity adjustment body. An optical detection device characterized by comprising a click mechanism that imparts a sense of sensation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17347387U JPH053952Y2 (en) | 1987-11-13 | 1987-11-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17347387U JPH053952Y2 (en) | 1987-11-13 | 1987-11-13 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0177930U true JPH0177930U (en) | 1989-05-25 |
| JPH053952Y2 JPH053952Y2 (en) | 1993-01-29 |
Family
ID=31465378
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17347387U Expired - Lifetime JPH053952Y2 (en) | 1987-11-13 | 1987-11-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH053952Y2 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002310791A (en) * | 2001-04-13 | 2002-10-23 | Optex Co Ltd | Beam type sensor |
| JP2005091620A (en) * | 2003-09-16 | 2005-04-07 | Sony Corp | Lens barrel and optical equipment |
| JP2017062886A (en) * | 2015-09-24 | 2017-03-30 | スタンレー電気株式会社 | Vehicular lighting fixture |
-
1987
- 1987-11-13 JP JP17347387U patent/JPH053952Y2/ja not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002310791A (en) * | 2001-04-13 | 2002-10-23 | Optex Co Ltd | Beam type sensor |
| JP2005091620A (en) * | 2003-09-16 | 2005-04-07 | Sony Corp | Lens barrel and optical equipment |
| JP2017062886A (en) * | 2015-09-24 | 2017-03-30 | スタンレー電気株式会社 | Vehicular lighting fixture |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH053952Y2 (en) | 1993-01-29 |