Biological Microscope 185mm Achromatic Objective Lens 4X 10X 20X 40X 60X 100X RMS Thread
Specifications:
Working distance: 4X: 18mm 10X: 7mm 20X: 3.1mm 40X: 0.53mm 60X: 0.13mm 100X: 0.13mm
Package:
1 PC Objective Lens