Magnifying Comparator

The magnifying comparator is ideal for use in examining sieve mesh for size verification, as well as general inspection for damage. The instrument is supplied complete with four interchangeable scales and one wire mesh screen:
#121— .5 x .005" Ruler line scale
#122— 15 x .1mm Ruler line scale
#172— .5 x 0.1" Parallel line scale
#173— .5 x 1/64" Parallel line scale
#179— Wire Mesh Screen with 12 various sections of fine mesh used for filters and other purposes. Mesh sizes are 35, 40, 50, 60, 80, 100, 120, 150, 200, 250, 325 and 400 mesh per inch