시리즈 = PPGI Lens Shape = Round Number of LEDs Per Lens = 1 Lens Material = High Density Polyethylene (HDPE) For Use With = Pyroelectric IR Sensors Diameter = 23mm 높이 = 16.5mm Lens Structure = Fresnel Fresnel Lenses for PIR Sensors. Arange of Fresnel lenses for use with Murata PIR detectors and sensors.