12 Pcs Survey Reflector Sheets 30x30mm Adhesive Reflective Target Sheets White

Reflector targets are used for quick positioning with a speedometer, they are widely used in construction surveying and monitoring, such as tunnel engineering, bridge engineering, building construction, slope monitoring, and ship surveying.
Specification:
Color: White
Material: PET
Size: 30 x 30 mm / 1.18 x 1.18 Inch (L*W)
Packing List: 12 Pcs x Paste Up Reflector
Advantage:
Adhesive target sheets using diamond-grade PET materials, multi-angle reflection, waterproof and wear-resistant, clear lines, and accurate measurement. Has a pressure-sensitive adhesive back, strong stickiness, can adhere to almost any surface, and four-way triangle marks for easy aiming and centering of the instrument.
Instruction:
Thick Fog: Visibility 5 km, or strong sunlight, strong flashing.
Mist Fog: Visibility 20 km, or moderate sunlight, slight flashing.
Cloudy: Visibility 40 km, no thermal flashes.
NOTE: Please confirm the size before purchasing.