Aspheric lens used for slide projectors

Made:
1980 in St Asaph
maker:
Chance-Pilkington
Aspheric lens used for slide projectors

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Aspheric lens used for slide projectors
Science Museum Group
© The Board of Trustees of the Science Museum

Aspheric lens used for slide projectors. Made by moulding glass rod in highly polished tools to give a fine polished aspheric surface on one side of the lens. Manufaced by Chance-Pilkington, St. Asaph,Clwyd, Wales, 1980.The flat surface is ground and polished.

Details

Category:
Glass Technology
Object Number:
1980-468/1
Materials:
glass
type:
lenses
credit:
Chance-Pilkington