All materials including mineral glass
Two sided drilling system performs speedy drilling without cracking of lens.
Available for all current lens materials - mineral glass, CR-39 and polycarbonate as well.
The diameter of hole is simply adjustable to a precision of .02mm with a directly-readable scale.
Possible Diameter of Drilling
100~120V 60Hz AC or 200~240V 50Hz AC, 17W
140(W) x 185(D) x 275(H)mm /4.1kg
Lens holder attachment, drill bit holder, etc