Fein Optic RB30 Biological Microscope

Two options are available, Plan Achromat or Phase Contrast (select when ordering):
Plan Achromat 4x Objective, NA 0.10, WD 11.9mm
Plan Achromat 10x Objective, NA 0.25, WD 12.1mm
Plan Achromat 40x Objective, NA 0.65, WD 0.36mm
Plan Achromat 100x Objective, NA 1.25, WD 0.18mm, Oil Immersion

If Phase contrast is selected, the following items are included:
Phase contrast condenser with BF and phase, centering screws and centering telescope.
Plan Phase Contrast 10x, NA 0.25, WD 12.1mm
Plan Phase Contrast 20x, NA 0.45, WD 1.5mm
Plan Phase Contrast 40x, NA 0.65WD 0.36mm
Plan Phase Contrast 100x, NA 1.25, WD 0.18mm