JPH0741223Y2 - 光空間伝送システムの空間伝送ユニット構造 - Google Patents

光空間伝送システムの空間伝送ユニット構造

Info

Publication number
JPH0741223Y2
JPH0741223Y2 JP1988162632U JP16263288U JPH0741223Y2 JP H0741223 Y2 JPH0741223 Y2 JP H0741223Y2 JP 1988162632 U JP1988162632 U JP 1988162632U JP 16263288 U JP16263288 U JP 16263288U JP H0741223 Y2 JPH0741223 Y2 JP H0741223Y2
Authority
JP
Japan
Prior art keywords
optical
transmission unit
space transmission
space
concave
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.)
Expired - Lifetime
Application number
JP1988162632U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0284451U (enrdf_load_stackoverflow
Inventor
清幸 沢村
勇二 原
照仁 中村
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.)
Panasonic Electric Works Co Ltd
Original Assignee
Matsushita Electric Works 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 Matsushita Electric Works Ltd filed Critical Matsushita Electric Works Ltd
Priority to JP1988162632U priority Critical patent/JPH0741223Y2/ja
Publication of JPH0284451U publication Critical patent/JPH0284451U/ja
Application granted granted Critical
Publication of JPH0741223Y2 publication Critical patent/JPH0741223Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Selective Calling Equipment (AREA)
  • Optical Communication System (AREA)
JP1988162632U 1988-12-15 1988-12-15 光空間伝送システムの空間伝送ユニット構造 Expired - Lifetime JPH0741223Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1988162632U JPH0741223Y2 (ja) 1988-12-15 1988-12-15 光空間伝送システムの空間伝送ユニット構造

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988162632U JPH0741223Y2 (ja) 1988-12-15 1988-12-15 光空間伝送システムの空間伝送ユニット構造

Publications (2)

Publication Number Publication Date
JPH0284451U JPH0284451U (enrdf_load_stackoverflow) 1990-06-29
JPH0741223Y2 true JPH0741223Y2 (ja) 1995-09-20

Family

ID=31446632

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988162632U Expired - Lifetime JPH0741223Y2 (ja) 1988-12-15 1988-12-15 光空間伝送システムの空間伝送ユニット構造

Country Status (1)

Country Link
JP (1) JPH0741223Y2 (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3811324B2 (ja) * 1999-12-22 2006-08-16 ニッタン株式会社 光電式分離型感知器

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4841570U (enrdf_load_stackoverflow) * 1971-09-16 1973-05-26
JPS60180230A (ja) * 1984-02-28 1985-09-14 Fujitsu Ltd 光空間伝送装置

Also Published As

Publication number Publication date
JPH0284451U (enrdf_load_stackoverflow) 1990-06-29

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term