STARRETT Coating Thickness Gage / Model: 3813

Specifications

• Made in America: No
• Type: Coating Thickness Gage
• Range: Measuring range: 0-40mils (0-1000µm) max
• Resolution: Resolution: 0.1µm/0.1mils (0-99µm) or 1µm (over 100µm)

• Guaranteed tolerance: After one-point calibration: +/- 1-3%n or 2 um (whichever is greater)
• Min. measuring area: 0.2'' x 0.2'' (5mm x 5mm)
• Minimum radius of curvature: Convex: 0.12'' (3mm), Concave: 1.2'' (30mm)
• Minimum substrate thickness: Ferrous: 20 mils (0.5mm), Non-ferrous: 2 mils (50)
• Maximum surface temperature of test object: 302 F (maximum contact time 2 seconds)