JPH0487415U - - Google Patents
Info
- Publication number
- JPH0487415U JPH0487415U JP7330190U JP7330190U JPH0487415U JP H0487415 U JPH0487415 U JP H0487415U JP 7330190 U JP7330190 U JP 7330190U JP 7330190 U JP7330190 U JP 7330190U JP H0487415 U JPH0487415 U JP H0487415U
- Authority
- JP
- Japan
- Prior art keywords
- collimator lens
- distance
- optical path
- light emission
- reflecting member
- 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
- 239000004065 semiconductor Substances 0.000 claims description 3
- 230000003287 optical effect Effects 0.000 claims 3
- 238000010586 diagram Methods 0.000 description 3
- 230000004397 blinking Effects 0.000 description 1
Landscapes
- Optical Radar Systems And Details Thereof (AREA)
- Measurement Of Optical Distance (AREA)
Description
第１図は本考案の一実施例の横断面図、第２図
は本考案の一実施例の駆動回路を説明するブロツ
ク図、第３図は本考案の一実施例の駆動回路にお
ける設定ポイントと測距距離との差によつて半導
体発光素子の点滅周波数を選択された状態を説明
する図、第４図は本考案の他実施例の駆動回路を
説明するブロツク図、第５図は本考案の他実施例
の駆動回路における設定ポイントと測距距離との
差によつて半導体発光素子の点滅周波数を選択さ
れた状態を説明する図である。
主要部分の符号の説明、１……装置本体、２…
…コリメータレンズ、３……プリズム、３ａ，３
ｂ……反射面、４，５……半導体発光素子、７…
…駆動回路。
Fig. 1 is a cross-sectional view of an embodiment of the present invention, Fig. 2 is a block diagram illustrating a drive circuit of an embodiment of the invention, and Fig. 3 is a set point in the drive circuit of an embodiment of the invention. FIG. 4 is a block diagram illustrating a drive circuit according to another embodiment of the present invention, and FIG. FIG. 7 is a diagram illustrating a state in which the blinking frequency of the semiconductor light emitting device is selected based on the difference between the set point and the measured distance in the drive circuit of another embodiment of the invention. Explanation of symbols of main parts, 1...Device body, 2...
...Collimator lens, 3... Prism, 3a, 3
b... Reflective surface, 4, 5... Semiconductor light emitting element, 7...
...Drive circuit.
Claims (1)
タレンズのほぼ焦点位置にて前記コリメータレン
ズの光路を少なくとも２つに分岐する反射部材と
、 前記反射部材により分岐された光路内であつて
、かつ又前記コリメータレンズのほぼ光軸上に各
々配設され可視光束を射出する半導体発光素子と
、 前記各々の半導体発光素子又はいずれか一方を
複数の発光周期で駆動すると共に設定したいポイ
ントまでの距離と測距部で測定した距離との差に
基ずく発光周期を前記複数の発光周期から選択す
る駆動回路と、 を有することを特徴とするポイント設定用コリメ
ータ装置。[Claims for Utility Model Registration] A collimator lens; a reflecting member having at least two reflecting surfaces and branching the optical path of the collimator lens into at least two at approximately the focal position of the collimator lens; and the reflecting member. Semiconductor light emitting elements each disposed in a branched optical path and substantially on the optical axis of the collimator lens and emitting a visible light beam; A point setting collimator device comprising: a drive circuit that selects a light emission period from the plurality of light emission periods based on the difference between the distance to the point to be set and the distance measured by the distance measuring section; .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7330190U JPH086245Y2 (en) | 1990-07-10 | 1990-07-10 | Collimator device for point setting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7330190U JPH086245Y2 (en) | 1990-07-10 | 1990-07-10 | Collimator device for point setting |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0487415U true JPH0487415U (en) | 1992-07-29 |
| JPH086245Y2 JPH086245Y2 (en) | 1996-02-21 |
Family
ID=31805483
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7330190U Expired - Lifetime JPH086245Y2 (en) | 1990-07-10 | 1990-07-10 | Collimator device for point setting |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH086245Y2 (en) |
-
1990
- 1990-07-10 JP JP7330190U patent/JPH086245Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH086245Y2 (en) | 1996-02-21 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |