Product condition : Slightly scratched and dirty An objective lens for a microscope. M Plan 20 0.4 ELWD 210/0 N. (numerical aperture) 0.4 With special case Serial: 322404 Nikon's 20x metal objective lens MPlan 20x ELWD.
I think that there is no problem in practical use of the optical system. There are scratches on the appearance, but there is no problem with installation.
The screw mounting diameter is f20 mm. (Not F mount) It's quite old and manufactured in the 1990s. It was stored in the dark for a long time.In addition, mold, dirt, and scratches may be overlooked. International Buyers - Please Note. These charges are the buyers responsibility. The item "Nikon Microscope Objective Lens M Plan 20 0.4 ELWD 210/0 Limited Japan MTE008" is in sale since Monday, March 29, 2021. This item is in the category "Business & Industrial\Healthcare, Lab & Dental\Medical/Lab Equipment Attachments & Accessories\Microscope Parts & Accessories\Microscope Objectives". The seller is "koaoy-0" and is located in Kanagawa. This item can be shipped worldwide.