ZEISS OPMI 1 on stand Universal S2B: mobile operating microscope binocular (12.5x), straighton/straight-off view, zoom step switch 0.4 to 2.5, focal length tube 160 mm, working distance 200 mm, field of view in eyepiece 8 to 50 mm, magnification 4 to 20x, halogen 100 W with 1 spare lamp, 1 colour filter on light source, brightness continuously adjustable, seco nd-hand
