JPH0423735B2 - - Google Patents

Info

Publication number
JPH0423735B2
JPH0423735B2 JP26509084A JP26509084A JPH0423735B2 JP H0423735 B2 JPH0423735 B2 JP H0423735B2 JP 26509084 A JP26509084 A JP 26509084A JP 26509084 A JP26509084 A JP 26509084A JP H0423735 B2 JPH0423735 B2 JP H0423735B2
Authority
JP
Japan
Prior art keywords
fiber
photodetector
laser
pipe
guide tube
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
Application number
JP26509084A
Other languages
English (en)
Japanese (ja)
Other versions
JPS61142437A (ja
Inventor
Kyoshi Araki
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.)
Pentax Corp
Original Assignee
Asahi Kogaku Kogyo 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 Asahi Kogaku Kogyo Co Ltd filed Critical Asahi Kogaku Kogyo Co Ltd
Priority to JP26509084A priority Critical patent/JPS61142437A/ja
Publication of JPS61142437A publication Critical patent/JPS61142437A/ja
Publication of JPH0423735B2 publication Critical patent/JPH0423735B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for

Landscapes

  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Testing Of Optical Devices Or Fibers (AREA)
  • Lasers (AREA)
JP26509084A 1984-12-15 1984-12-15 レ−ザ−装置におけるパワ−伝送部の燃焼検知装置 Granted JPS61142437A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP26509084A JPS61142437A (ja) 1984-12-15 1984-12-15 レ−ザ−装置におけるパワ−伝送部の燃焼検知装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP26509084A JPS61142437A (ja) 1984-12-15 1984-12-15 レ−ザ−装置におけるパワ−伝送部の燃焼検知装置

Publications (2)

Publication Number Publication Date
JPS61142437A JPS61142437A (ja) 1986-06-30
JPH0423735B2 true JPH0423735B2 (enrdf_load_stackoverflow) 1992-04-23

Family

ID=17412456

Family Applications (1)

Application Number Title Priority Date Filing Date
JP26509084A Granted JPS61142437A (ja) 1984-12-15 1984-12-15 レ−ザ−装置におけるパワ−伝送部の燃焼検知装置

Country Status (1)

Country Link
JP (1) JPS61142437A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPS61142437A (ja) 1986-06-30

Similar Documents

Publication Publication Date Title
US4702553A (en) Fiber-optical sensor for detecting electric arc-discharges
JP5829831B2 (ja) アークフラッシュを検出するセンサと、該センサを備えるアークフラッシュの検出システム及び電気分配システム
EP0144897B1 (en) Fiber optics system with self test capability
US20140313513A1 (en) Power monitor for optical fiber using background scattering
CN102844942A (zh) 光强度监控电路以及光纤激光器系统
US5463710A (en) Laser - optical fiber tuning and control system
JPH02293638A (ja) 光ファイバ安全装置
CN111929552B (zh) 一种gis盆式绝缘子局部放电检测组件及系统
CN105103024B (zh) 光纤完整性监控
JP2000346705A (ja) アーク光検出装置
JP7265612B2 (ja) 光ファイバケーブル、光ファイバケーブルを用いた光コンバイナユニット、及び、レーザ装置
JPH0423735B2 (enrdf_load_stackoverflow)
EP2144207A1 (en) Optical fiber anti-intrusion system
JPH0458981B2 (enrdf_load_stackoverflow)
JPH0151136B2 (enrdf_load_stackoverflow)
JP2004015271A (ja) 検知装置
JPH0463700B2 (enrdf_load_stackoverflow)
JPS62207594A (ja) レ−ザ加工装置におけるレ−ザ光監視装置
CN222506612U (zh) 一种光学耦合器及激光医疗设备
JPS6252250B2 (enrdf_load_stackoverflow)
CN221572873U (zh) 一种激光耦合器和光纤治疗机
JPS6349818Y2 (enrdf_load_stackoverflow)
JPH0793054B2 (ja) 電力ケーブル線路の湿度検知方法
JPS60181629A (ja) 光学フアイバ−損傷検知装置
JPH0734336U (ja) 光ファイバ温度センサ

Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees