V00. Microscope Phase Contrast Rings 18mm Diameter

Description

Microscope Phase Contrast Rings 18mm Diameter
You are bidding for a set of Phase Contrast Rings with following dimensions.
Phase 1 : 2.50 mm center stop diameter, 0.3mm width of light ring
Phase 2 : 3.75 mm center stop diameter, 0.45mm width of light ring
Phase 3 : 5mm center stop diameter, 0.8mm width of light ring
Phase 4 : 9.5mm center stop diameter, 1.00mm width of light ring
Dark field : 13.35mm center stop diameter, 1.30mm width of light ring
Insertion diameter approx. 18mm (-).
Since this annulus will fit a larger range of microscopes you have to check first the annuli holder(s) your microscope is equipped. This units are made with close tolerance and a preliminary cleaning to eliminate some existing glue traces may be required. The units are not marked and the material used is DELRIN.
The item will be shipped in a regular stamped envelope.
Please look at the attached pictures they represent the item you are bidding for.
For payment we accept PayPal and we ship only to an eBay certified address.