Object-micrometer is purposed to determine magnification of the microscope linear field of view and of the eyepiece grids scale factor.

This object micrometer works in reflected light.

Length of main scale - 1+/-0.0005mm
Length of the each range scale step - 0.005+/-0.0003mm
Length of 20 steps forming each range - 0.1+/-0.0003mm
Width of the scale marks - 0.002+/-0.0005mm
Dimensions (without container) - not more than 80x30x3mm
Weight (without container) - not more than 0.035kg

LOMO suggested retail price is $125.00