Two pressed prisms in white ophthalmic crown glass

Made:: 1980 in St Asaph

maker:: Chance-Pilkington

Two pressed prisms in white ophthalmic crown glass, by Chance-Pilkington, St. Asaph,Clwyd, Wales, 1980. To be optically worked for use in binoculars

Details

Category:: Glass Technology

Object Number:: 1980-469 Pt1

Materials:: glass, white ophthalmic crown

type:: porro prism

credit:: Chance-Pilkington

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Parts

White ophthalmic crown glass pressed prism

Pressed prism, one of two, in white ophthalmic crown glass, by Chance-Pilkington, St. Asaph,Clwyd, Wales, 1980. To be optically worked for use in binoculars

Materials:: glass, white ophthalmic crown

Object Number:: 1980-469/1/1

type:: porro prism

White ophthalmic crown glass pressed prism

Pressed prism, one of two, in white ophthalmic crown glass, by Chance-Pilkington, St. Asaph,Clwyd, Wales, 1980. To be optically worked for use in binoculars