JPH02110881U - - Google Patents

Info

Publication number
JPH02110881U
JPH02110881U JP1915889U JP1915889U JPH02110881U JP H02110881 U JPH02110881 U JP H02110881U JP 1915889 U JP1915889 U JP 1915889U JP 1915889 U JP1915889 U JP 1915889U JP H02110881 U JPH02110881 U JP H02110881U
Authority
JP
Japan
Prior art keywords
receiving optical
optical system
transmitting
reception
afocal system
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
JP1915889U
Other languages
Japanese (ja)
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 JP1915889U priority Critical patent/JPH02110881U/ja
Publication of JPH02110881U publication Critical patent/JPH02110881U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Optical Radar Systems And Details Thereof (AREA)

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図はこの考案の一実施例による送受信光学
系を示す図、第２図は従来の送受信光学系を示す
図である。 図中、１はレーザ光源、２はミラー、３はハー
フミラー、４はアフオーカル系、５は結像レンズ
、６はピンホール、７は光検出器、８は散乱面で
ある。なお、図中、同一又は相当部分には同一符
号を付して示してある。 FIG. 1 is a diagram showing a transmitting/receiving optical system according to an embodiment of this invention, and FIG. 2 is a diagram showing a conventional transmitting/receiving optical system. In the figure, 1 is a laser light source, 2 is a mirror, 3 is a half mirror, 4 is an afocal system, 5 is an imaging lens, 6 is a pinhole, 7 is a photodetector, and 8 is a scattering surface. In the drawings, the same or corresponding parts are designated by the same reference numerals.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 結像レンズをアフオーカル系の後方に配置し、
前記アフオーカル系を送信および受信に共用する
共軸型レーザ送受信光学系において、受信視野角
をθ、アフオーカル系を構成するレンズ面の後方
から入射するレーザ光に対する反射光の焦点距離
をｆｒとするとき、このレンズ面の中心部に直径
θｆｒの円形の散乱面または穴を設けることを特
徴とする送受信光学系。 The imaging lens is placed behind the afocal system,
In the coaxial laser transmitting/receiving optical system in which the afocal system is used for both transmission and reception, when the reception viewing angle is θ and the focal length of the reflected light with respect to the laser light incident from the rear of the lens surface constituting the afocal system is fr. , a transmitting/receiving optical system characterized in that a circular scattering surface or hole having a diameter θfr is provided at the center of this lens surface.
JP1915889U 1989-02-21 1989-02-21 Pending JPH02110881U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1915889U JPH02110881U (en) 1989-02-21 1989-02-21

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1915889U JPH02110881U (en) 1989-02-21 1989-02-21

Publications (1)

Publication Number Publication Date
JPH02110881U true JPH02110881U (en) 1990-09-05

Family

ID=31234422

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1915889U Pending JPH02110881U (en) 1989-02-21 1989-02-21

Country Status (1)

Country Link
JP (1) JPH02110881U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011511280A (en) * 2008-02-01 2011-04-07 ファロ テクノロジーズ インコーポレーテッド Objective distance measuring device
JP2012247255A (en) * 2011-05-26 2012-12-13 Rexxam Co Ltd Laser displacement gauge

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011511280A (en) * 2008-02-01 2011-04-07 ファロ テクノロジーズ インコーポレーテッド Objective distance measuring device
JP2012247255A (en) * 2011-05-26 2012-12-13 Rexxam Co Ltd Laser displacement gauge

Similar Documents

Publication Publication Date Title
JPH02110881U (en)
JPS6463963A (en) Light transmitting device
JPH0365995U (en)
RU2000120094A (en) OPTICAL DEVICE FOR NIGHT / DAY SURVEILLANCE AND AIMING
JPH0331084U (en)
JPH06331939A (en) Stereoscopic optical device
JPS6020061Y2 (en) Lightwave ranging device
JPS597427U (en) Minute light emitter/receiver device
JP3537393B2 (en) Panoramic image block
JPS6415317U (en)
JPS6382216U (en)
JPH0485133U (en)
JPS61159607A (en) Connecting device of optical fiber
JPH0180285U (en)
JPS6436808U (en)
JPH0314407U (en)
JPH0348787U (en)
JPS6373703U (en)
JPS63188551U (en)
JPS61104426U (en)
JPH01146201U (en)
JPS59127256U (en) laser module
JPS6082603U (en) Optical fiber optical axis adjustment mechanism
JPS60120384U (en) light beam sensor
JPS638610A (en) One piece bidirectional connector