JPH0361591U - - Google Patents

Info

Publication number
JPH0361591U
JPH0361591U JP12296689U JP12296689U JPH0361591U JP H0361591 U JPH0361591 U JP H0361591U JP 12296689 U JP12296689 U JP 12296689U JP 12296689 U JP12296689 U JP 12296689U JP H0361591 U JPH0361591 U JP H0361591U
Authority
JP
Japan
Prior art keywords
light
optical
detection device
optical system
directional characteristics
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
Application number
JP12296689U
Other languages
English (en)
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP12296689U priority Critical patent/JPH0361591U/ja
Publication of JPH0361591U publication Critical patent/JPH0361591U/ja
Pending legal-status Critical Current

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Landscapes

  • Optical Radar Systems And Details Thereof (AREA)

Description

【図面の簡単な説明】
第1図は本考案に係る光学式障害物検知装置の
一実施例(受光部)を示す構成説明図、第2図は
同実施例の配置及び指向特性図、第3図は本考案
の他の実施例を示す構成説明図、第4図A,Bは
従来例を示す配置及び指向特性図である。 Ra及びRb……受光部、1A及び1B……受
光素子、2A……広指向特性用レンズ、2B……
挟指向特性用レンズ、3……混合器、4……小信
号増幅器、11……受光素子、12……レンズ、
12A……広指向特性部、12B……挟指向特性
部。

Claims (1)

    【実用新案登録請求の範囲】
  1. 数KHz〜数MHzのパルス電流で駆動される
    LEDの発光光線で所定方向を照射し、二つの受
    光部でその反射光を検出して障害物の有無を判別
    する光学式障害物検知装置において、一つの受光
    窓に広指向特性と挟指向特性を合成した特性を得
    る光学系を設け、この光学系の背後に1個あるい
    は互いの検出信号が混合される複数個の受光素子
    を設置して受光部としたことを特徴とする光学式
    障害物検知装置。
JP12296689U 1989-10-20 1989-10-20 Pending JPH0361591U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12296689U JPH0361591U (ja) 1989-10-20 1989-10-20

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12296689U JPH0361591U (ja) 1989-10-20 1989-10-20

Publications (1)

Publication Number Publication Date
JPH0361591U true JPH0361591U (ja) 1991-06-17

Family

ID=31670962

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12296689U Pending JPH0361591U (ja) 1989-10-20 1989-10-20

Country Status (1)

Country Link
JP (1) JPH0361591U (ja)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5618710A (en) * 1979-07-23 1981-02-21 Matsushita Electric Ind Co Ltd Distance measuring instrument
JPS613486B2 (ja) * 1978-06-01 1986-02-01 Matsushita Electric Ind Co Ltd

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS613486B2 (ja) * 1978-06-01 1986-02-01 Matsushita Electric Ind Co Ltd
JPS5618710A (en) * 1979-07-23 1981-02-21 Matsushita Electric Ind Co Ltd Distance measuring instrument

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