Laser is not always necessary.
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WTB4-3: Proximity switch with a linear light spot: Reliable detection of objects with slots and holes, with grid structures or shiny surfaces.
PinPoint Technology-Benefit: Installation costs are reduced: a proximity switch with a linear light spot could replace two or more proximity switches with a conventional shaped light.
Reflex Array Sensor: reflex switch WL27-3 with light array:Position-independent detection within the light array
PinPoint Technology-Benefit:- The installations costs could be reduced by up to 50% in comparison to light grid or to several individual light switches.