JP2554712Y2 - 光学的観察装置における電気的情報信号選択回路 - Google Patents

光学的観察装置における電気的情報信号選択回路

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Publication number
JP2554712Y2
JP2554712Y2 JP2321290U JP2321290U JP2554712Y2 JP 2554712 Y2 JP2554712 Y2 JP 2554712Y2 JP 2321290 U JP2321290 U JP 2321290U JP 2321290 U JP2321290 U JP 2321290U JP 2554712 Y2 JP2554712 Y2 JP 2554712Y2
Authority
JP
Japan
Prior art keywords
photocoupler
electrical information
signal
observation device
optical observation
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
JP2321290U
Other languages
English (en)
Japanese (ja)
Other versions
JPH03114886U (fr
Inventor
幸男 若尾
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.)
NHK Integrated Technology Inc
Original Assignee
NHK Integrated Technology Inc
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 NHK Integrated Technology Inc filed Critical NHK Integrated Technology Inc
Priority to JP2321290U priority Critical patent/JP2554712Y2/ja
Publication of JPH03114886U publication Critical patent/JPH03114886U/ja
Application granted granted Critical
Publication of JP2554712Y2 publication Critical patent/JP2554712Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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JP2321290U 1990-03-09 1990-03-09 光学的観察装置における電気的情報信号選択回路 Expired - Lifetime JP2554712Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2321290U JP2554712Y2 (ja) 1990-03-09 1990-03-09 光学的観察装置における電気的情報信号選択回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2321290U JP2554712Y2 (ja) 1990-03-09 1990-03-09 光学的観察装置における電気的情報信号選択回路

Publications (2)

Publication Number Publication Date
JPH03114886U JPH03114886U (fr) 1991-11-26
JP2554712Y2 true JP2554712Y2 (ja) 1997-11-17

Family

ID=31526202

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2321290U Expired - Lifetime JP2554712Y2 (ja) 1990-03-09 1990-03-09 光学的観察装置における電気的情報信号選択回路

Country Status (1)

Country Link
JP (1) JP2554712Y2 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108802995A (zh) * 2018-08-09 2018-11-13 深圳市前海打望技术有限公司 一种自动语音播报景点信息的观光望远镜

Also Published As

Publication number Publication date
JPH03114886U (fr) 1991-11-26

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