New Opaque Specimen Stage White and Black Board Bausch Lomb for Stereo ZOOM Microscope 60mm 95mm 100mm 120mm

Product Feature:

It is 6mm thick and the diameter is 60mm,95mm,100mm for your choose .
it is made of two layers. One side is white and the other side is black as shown in the photo.
This will give you a choice of different background when viewing different samples.
pls note :this price is for one pc.
High quality,professional
pls bid it confident