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

Info

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 (https=
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

Links

Landscapes

  • Telescopes (AREA)
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 (https=) 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 (https=)

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 (https=) 1991-11-26

Similar Documents

Publication Publication Date Title
JP2009171249A (ja) 集音装置、記録装置及び記録方法
EP2922313A1 (en) Audio signal processing device, position information acquisition device, and audio signal processing system
EP0789980B1 (en) Global sound microphone system
EP2690407A1 (en) A hearing device providing spoken information on selected points of interest
Stahl The roaring navigator: a group guide for the zoo with shared auditory landmark display
KR20090035575A (ko) 바이노럴 오디오 시스템에서 사용하기 위한 다-차원 통신 공간을 생성하는 방법 및 장치
US20030209383A1 (en) Modular microphone array for surround sound recording
US3811047A (en) Balance control
US8077888B2 (en) Positioning audio output for users surrounding an interactive display surface
JP2554712Y2 (ja) 光学的観察装置における電気的情報信号選択回路
JP6508770B2 (ja) 移動型プロジェクション装置
WO2004101094A1 (ja) ゲームシステムおよびコンピュータ利用可能な情報
ES3054105T3 (en) Microphone with advanced functionalities
JP2671329B2 (ja) オーディオ再生装置
JP6872276B2 (ja) 移動型プロジェクション装置及び移動型プロジェクション装置用プログラム
US20130251157A1 (en) System for reproducing an audio signal
ES2300214A1 (es) Sistema de distribucion de subtitulos y audiodescripcion para salas d e cine.
JPH01109898A (ja) ステレオ用リモコン位置検出装置
JP7566030B2 (ja) 完全ワイヤレスステレオヘッドセット制御ノブのための磁気センシング
JP2000321530A (ja) レーザーポインタおよびプレゼンテーションシステム
CN206908812U (zh) 一种定向喇叭
Moeller Multichannel works for nonstationary audiences
Olson A Unidirectional Microphone
GB2394582A (en) Noiseless and invisible transmission of directions and similar instructions
JPS63318900A (ja) サラウンド・ヘッドホン