... Z axis readable 2. High point 3. wide field eyepiece 4. industrial microscope Precise Industrial Objective Microscope YM ... Distance 55-75mm,.erect image High Point and Wide Field Eyepiece WF10/22 Long Working Distance, Plan Apo ... 250x300mm, Effective glass size 150x250mm,Measuring accuracy(at 20ºC) ,XY-aixs(2.5+0.02L)um,L ... fine Division 0.002mm,Indication accuracy(at 20ºC), X-aixs(5+0.04L)um,L=Measure ...