Description
31 precision crack widths (mm): 0.1, 0.15, 0.2, 0.25, 0.3, 0.35, 0.4, 0.45, 0.5, 0.55, 0.6, 0.65, 0.7, 0.75, 0.8, 0.85, 0.9, 0.95, 1.0. 1. .5, 2.0, 2.5, 3.0, 3.5, 4.0, 4.5, 5.0, 5.5, 6.0, 6.5, 7.0
Metric Ruler: 0cm – 16.5cm, 1mm tick mark resolution
ROBUST: Molded polycarbonate resists breakage – suitable for indoor and outdoor use
COEFFICIENT OF THERMAL EXPANSION (): 70 µm/m/°C from -30 °C to +30 °C
NO PARALLAX: negative pressure virtually eliminates parallax and measurement distortion
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