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Twin lap and single lap processes for all Optical Glass types and IR materials including Chalcogenide, ZnS, ZnSe, Ge and Si.

Part diameters 5mm-200mm with average flatness of 1/2 fringe.

Part diameters 200mm-450mm with average flatness of 1 fringe.

Flatness of 1/20 fringe can be achieved.

POTL have 5 Double sided polishing machines, single lap polishing and a prism manufacturing suite.

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