Product Data Sheet SICK GL10-R3811 Functional principle Photoelectric retro-reflective sensor Functional principle detail With minimum distance to reflector (dual lens system) Dimensions (W x H x D) 20 mm x 50 mm x 51.5 mm Housing design (light emission) Rectangular Sensing range max. 0.08 m ... 15 m | 0.08 m ... 12 m Sensing range 0.15 m ... 12 m | 0.15 m ... 10 m Type of light Visible red light Light source PinPoint LED Light spot size (distance) Ø 58 mm (5 m) Wave length 625 nm Adjustment Potentiometer, 270°