JPH02124580U - - Google Patents
Info
- Publication number
- JPH02124580U JPH02124580U JP3280989U JP3280989U JPH02124580U JP H02124580 U JPH02124580 U JP H02124580U JP 3280989 U JP3280989 U JP 3280989U JP 3280989 U JP3280989 U JP 3280989U JP H02124580 U JPH02124580 U JP H02124580U
- Authority
- JP
- Japan
- Prior art keywords
- light source
- laser light
- output
- mirror
- light
- 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 2
- 238000010586 diagram Methods 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 1
Landscapes
- Optical Radar Systems And Details Thereof (AREA)
Description
第１図は本考案に係わる測距装置の一実施例を
示す構成図、第２図はレーザ光源の入出力特性を
示す図、第３図は光検出器の出力を示す図、第４
図及び第５図は本考案の他の実施例を示す構成図
、第６図は従来例である。
１……トリガ回路、２……レーザ光源駆動回路
、３……レーザ光源、４，４′……ビームスプリ
ツタ、５……光検出器、６……送信光学系、７…
…コーナーキユーブ、１１……計数回路、１２…
…クロツクパルス発生器、１３……表示器、１４
，１４ａ〜１４ｄ……ミラー。
FIG. 1 is a block diagram showing an embodiment of a distance measuring device according to the present invention, FIG. 2 is a diagram showing input/output characteristics of a laser light source, FIG. 3 is a diagram showing the output of a photodetector, and FIG. 4 is a diagram showing an output of a photodetector.
5 and 5 are configuration diagrams showing other embodiments of the present invention, and FIG. 6 is a conventional example. DESCRIPTION OF SYMBOLS 1...Trigger circuit, 2...Laser light source drive circuit, 3...Laser light source, 4, 4'...Beam splitter, 5...Photodetector, 6...Transmission optical system, 7...
...Corner cube, 11...Counting circuit, 12...
... Clock pulse generator, 13 ... Display, 14
, 14a-14d... mirror.
Claims (1)
前記レーザ光源からの光出力を検出する手段と、
レーザ光源からの出射光を反射するミラーと、こ
のミラーで反射された光が前記レーザ光源に戻る
様に調整された光学系と、レーザ光源より光が出
力されてから戻り光により光出力が増大するまで
の時間を計測する手段とを設けた事を特徴とする
測距装置。 A laser light source, a driving device for this laser light source,
means for detecting light output from the laser light source;
A mirror that reflects the light emitted from the laser light source, an optical system that is adjusted so that the light reflected by this mirror returns to the laser light source, and the light output is increased by the return light after the light is output from the laser light source. A distance measuring device characterized by being provided with a means for measuring the time until the distance is reached.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3280989U JPH02124580U (en) | 1989-03-23 | 1989-03-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3280989U JPH02124580U (en) | 1989-03-23 | 1989-03-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02124580U true JPH02124580U (en) | 1990-10-15 |
Family
ID=31536005
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3280989U Pending JPH02124580U (en) | 1989-03-23 | 1989-03-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02124580U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54109863A (en) * | 1978-02-17 | 1979-08-28 | Toshiba Corp | Range measuring device |
-
1989
- 1989-03-23 JP JP3280989U patent/JPH02124580U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54109863A (en) * | 1978-02-17 | 1979-08-28 | Toshiba Corp | Range measuring device |
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