St1 x

Specification:   IR EDM(Infra-Red Mode) prefix=st1 ns= 60mm x 60mm 1.5m - 150m 1.5m - 250m RL EDM(Long Distance Mode) 60mm x 60mm 1.5 - 600m 1.5 - 1000m 1.5m - 1300m Size: 60 x 60mm  (1mm=0.0393Inches) Application:  Tunnel engineering, subway engineering, bridge engineering, building construction, slope monitoring, ship survey, etc.   Atmospheric Conditions: A: Dense fog, visibility 5 km, or strong sunlight, intense heat flashes B: Mist, visibility 20 km, or medium sun, slightly hot flashes C: Cloudy, foggy, visibility 40 km, no heat flashes   Package Included:   50 x 60*60 mm reflector sheet Detail Pictures: