[LIXIAOJU] Gauge Point Gauge Transparent Film Stain Card Comparison Card Stain Crack Contrast PET Dot Line Surface Quality Inspection

OME. Features: Fine craftsmanship. Not easy to discolor. Durable. Dots, lines and round surfaces are clear. Specifications: It consists of dots area, 25 gray interface, and tick marks. Points: from 0.01 to requirements. Line: 0.01,0.05,0.08 to requirements. Surface: 0.03 to requirements. Material: highly transparent PET. Thickness: 0.1 mm. About the film: Try not to stick the film. The film should be hot-pressed at high temperature. The thermal expansion and contraction caused by high temperature may affect the accuracy. Features: Fine craftsmanship. Not easy to discolor. Durable. Dots, lines and round surfaces are clear. Specifications: It consists of dots area, 25 gray interface, and tick marks. Points: from 0.01 to requirements. Line: 0.01,0.05,0.08 to requirements. Surface: 0.03 to requirements. Material: highly transparent PET. Thickness: 0.1 mm. About the film: Try not to stick the film. The film should be hot-pressed at high temperature. The thermal expansion and contraction cau