Cold light source box

Cold light source design, low light source temperature, high-power 150-watt halogen lamp, low-noise fan, forced cooling system, no tools required for bulb replacement, high reliability Tri […]
Japanese YAMAMOTO hardness test piece

Yamamoto YAMAMOTO Japan-made hardness standard block (with original factory calibration report)
Glass correction film

Minimum segmentation of single-axis scale glass correction film: one grid 0.01mm (10um)
Japan ASAHI hardness test piece

Japan ASAHI hardness test standard sheet (with original factory calibration report)
EURO hardness test piece

British EURO hardness standard test piece (with European UKAS certification calibration report)