44.7 mm Diameter, 1.1mm thick 29.8 mm Diameter, 1.1mm thick
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Huygenian eyepiece fitted with graticule
One 12.5x eyepiece, one focusing 12.5x eyepiece fitted with Walton & Beckett type 22 Graticule, x4, ...
Two strips of five graticules per pack.
A = 1cm into 100 division, B = 1mm into 100 divisions
We now have stock of 240v 20w & 30w as in the picture
The microscope is equipped with one wide field eyepiece 10x with fixed pointer and three objectives ...
Widefield eyepiece fitted with graticule