Technical Data:
Series: 182
Product type: Working Standard Scale
Range: 400 mm
Graduation: 0.5 mm
Accuracy at 20 deg C: (1.5+2L/1000) um, L=measured length in mm
Glass material: Sodium glass
Thermal expansion coefficient: 8.5 x 10^-6/K
Graduation thickness: 50 um
Mass: 0.71 kg

Application:
Checking magnification accuracy of profile projectors and microscopes and table-feeding accuracy of measuring equipment.

Dimensions:
Overall length L=430 mm