JPH0313748Y2 - - Google Patents

Info

Publication number
JPH0313748Y2
JPH0313748Y2 JP10135984U JP10135984U JPH0313748Y2 JP H0313748 Y2 JPH0313748 Y2 JP H0313748Y2 JP 10135984 U JP10135984 U JP 10135984U JP 10135984 U JP10135984 U JP 10135984U JP H0313748 Y2 JPH0313748 Y2 JP H0313748Y2
Authority
JP
Japan
Prior art keywords
light
axis
semi
infrared
warning
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
JP10135984U
Other languages
English (en)
Japanese (ja)
Other versions
JPS6117686U (ja
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 filed Critical
Priority to JP10135984U priority Critical patent/JPS6117686U/ja
Publication of JPS6117686U publication Critical patent/JPS6117686U/ja
Application granted granted Critical
Publication of JPH0313748Y2 publication Critical patent/JPH0313748Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Burglar Alarm Systems (AREA)
JP10135984U 1984-07-06 1984-07-06 赤外線警戒装置 Granted JPS6117686U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10135984U JPS6117686U (ja) 1984-07-06 1984-07-06 赤外線警戒装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10135984U JPS6117686U (ja) 1984-07-06 1984-07-06 赤外線警戒装置

Publications (2)

Publication Number Publication Date
JPS6117686U JPS6117686U (ja) 1986-02-01
JPH0313748Y2 true JPH0313748Y2 (enrdf_load_html_response) 1991-03-28

Family

ID=30660800

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10135984U Granted JPS6117686U (ja) 1984-07-06 1984-07-06 赤外線警戒装置

Country Status (1)

Country Link
JP (1) JPS6117686U (enrdf_load_html_response)

Also Published As

Publication number Publication date
JPS6117686U (ja) 1986-02-01

Similar Documents

Publication Publication Date Title
US5198799A (en) Opto-electronic security fence
US4087688A (en) Infrared radiation-burglary detector
US3825916A (en) Laser fence
DE69619523D1 (de) Eindring-detektionssystem
CA2265821A1 (en) Passive infrared detector
US4746906A (en) Dual technology intruder detection system with modular optics
FI810494A7 (fi) Televisiovastaanotin varustettuna valvontatoiminnoilla murtohälytystä ja turvallista katseluetäisyyttä vvarten.
US3972598A (en) Multifaceted mirror structure for infrared radiation detector
US4238675A (en) Optics for infrared intrusion detector
US4586030A (en) Protective grating
JPH0222438B2 (enrdf_load_html_response)
JPH0313748Y2 (enrdf_load_html_response)
EP0333376A2 (en) Improved infrared detector
US20210124039A1 (en) Security device, system, and method for forming virtual security space
EP0072085A1 (en) Security barrier structure
DE3850027D1 (de) Reflexionslichtschranke.
EP0448803A3 (en) Video control system
JP2005241555A (ja) 受動型赤外線感知器
EP0274889B1 (en) Security sensors
EP0671715A1 (en) Perimeter securing apparatus
ES8700447A1 (es) "dispositivo de vigilancia espacial"
JPS642232Y2 (enrdf_load_html_response)
CA1095302A (en) Optics for infrared intrusion detector
JPH0844961A (ja) 反射式物体検知装置
JP2016053872A (ja) 位置検出部付き監視装置