Senba Sensing-Focus on Pyroelectric Infred Sensor
Senba sensor Stock Code : 300701

Fresnel Lens

Fresnel Lens

Home > Products > Fresnel Lens > SB-F-02


PROD Model:SB-F-02
Material : HDPE
Overall Size:Grain diameter 23mm(φ26*17mm)
Focal Length:11.5mm
Detectable Distance:≥10m
Viewing Angle:120°
Color : primary color 、black、 milky(Color customization is acceptable)


Widely used in human body induction switch, alarm, infrared thermometer and infrared imaging and other aspects. Can provide users with different induction Angle, induction distance, size, test ratio. Fresnel lens action: one is focusing action; Second, the detection area is divided into a number of bright areas and dark areas, so that the moving objects entering the detection area can generate changes in the form of temperature changes on the PIR(passive infrared detector).



 Ceiling light

 Yard light


PROD ModelSB-F-02
Overall sizeGrain diameter 23mm(φ26*17mm)
Focal length11.5mm
Detectable distance≥10m
Viewing angle120°
Colorprimary color 、black、 milky(Color customization is acceptable)

Dimension(Unit= mm)


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SENBA Sensing Technology Co.,Ltd.(stock code:300701), was founded in 2005, with the focus on producing the top quality photoelectric components, such as PIR sensors, Photoresistors,Light Sensors, Flame detectors etc. Our strategic goal is to master the core technology.