[go: up one dir, main page]

JPS5419761A - Optical parts - Google Patents

Optical parts

Info

Publication number
JPS5419761A
JPS5419761A JP8483577A JP8483577A JPS5419761A JP S5419761 A JPS5419761 A JP S5419761A JP 8483577 A JP8483577 A JP 8483577A JP 8483577 A JP8483577 A JP 8483577A JP S5419761 A JPS5419761 A JP S5419761A
Authority
JP
Japan
Prior art keywords
optical parts
input
output end
end faces
reflectiond
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
JP8483577A
Other languages
Japanese (ja)
Inventor
Keiichi Takahashi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NEC Corp
Original Assignee
NEC Corp
Nippon Electric Co Ltd
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 by NEC Corp, Nippon Electric Co Ltd filed Critical NEC Corp
Priority to JP8483577A priority Critical patent/JPS5419761A/en
Publication of JPS5419761A publication Critical patent/JPS5419761A/en
Pending legal-status Critical Current

Links

Landscapes

  • Optical Couplings Of Light Guides (AREA)
  • Surface Treatment Of Optical Elements (AREA)

Abstract

PURPOSE: To prevent the reflection at the input and output end faces of optical parts at a low cost by applying a guide plate, which is formed with a reflectiond to preventive film, to the input and output end faces of the optical parts by means of a transparent adhesive.
COPYRIGHT: (C)1979,JPO&Japio
JP8483577A 1977-07-14 1977-07-14 Optical parts Pending JPS5419761A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8483577A JPS5419761A (en) 1977-07-14 1977-07-14 Optical parts

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8483577A JPS5419761A (en) 1977-07-14 1977-07-14 Optical parts

Publications (1)

Publication Number Publication Date
JPS5419761A true JPS5419761A (en) 1979-02-14

Family

ID=13841833

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8483577A Pending JPS5419761A (en) 1977-07-14 1977-07-14 Optical parts

Country Status (1)

Country Link
JP (1) JPS5419761A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57210302A (en) * 1981-06-20 1982-12-23 Sumitomo Electric Ind Ltd Picture transmission line
JPS586422U (en) * 1981-07-01 1983-01-17 パイオニア株式会社 variable attenuation circuit
JPS61155823U (en) * 1985-03-18 1986-09-27
JPS6376998U (en) * 1986-11-05 1988-05-21
US4790618A (en) * 1985-11-01 1988-12-13 Nec Corporation Semiconductor laser module

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57210302A (en) * 1981-06-20 1982-12-23 Sumitomo Electric Ind Ltd Picture transmission line
JPS586422U (en) * 1981-07-01 1983-01-17 パイオニア株式会社 variable attenuation circuit
JPS61155823U (en) * 1985-03-18 1986-09-27
JPH0529458Y2 (en) * 1985-03-18 1993-07-28
US4790618A (en) * 1985-11-01 1988-12-13 Nec Corporation Semiconductor laser module
JPS6376998U (en) * 1986-11-05 1988-05-21
JPH0546159Y2 (en) * 1986-11-05 1993-12-01

Similar Documents

Publication Publication Date Title
JPS51113620A (en) A wing for optical instrument
JPS5419761A (en) Optical parts
JPS5417942A (en) Adhesive mass
JPS525520A (en) Ophthalmo funduscopic camera
JPS53115244A (en) Photo coupler
JPS5341976A (en) Measuring method of thickness of semiconducjtor wafer
JPS5416591A (en) Photosensitive resin composition
JPS5219865A (en) Rotational amount changing mechanism
JPS5347853A (en) Jointed lens
JPS5317351A (en) Optical filter
JPS52156647A (en) Drive of display device
JPS5292537A (en) Variable attenuator for photo fibers
JPS5269653A (en) Detector for displacement of scanning beam
JPS5374804A (en) Optical transmission system
JPS5291697A (en) Display device
JPS5242330A (en) Information input memory unit
JPS5278457A (en) Optical modulator
JPS51137430A (en) Electro-optical effect indicator
JPS51151159A (en) Measuring instrument
JPS5246830A (en) Liquid crystal panel
JPS5289945A (en) Thin film light modulating element
JPS5417048A (en) Optical shutter
JPS5383499A (en) Reflecting plate for liquid crystal display body
JPS51143343A (en) Optical instrument
JPS53144665A (en) Crystal cleavage method