Azbil Model HLA-C250DN Long-Distance Detection Laser Sensors provide high accuracy detection of very small targets using the direct reflection method, detecting a long distant and very small spot. Switching output type: 0.1 mm dia. at 80 mm. Line-up of “contrast setting” and “distance setting” types for the switching output type. Can detect the contrast difference of bar codes. IP67 protection, CE Marked.