Ophthalmic lens blank in Sundance photochromic glass

Made:: 1986-1987 in St Asaph

maker:: Chance-Pilkington

Ophthalmic lens blank in Sundance photochromic glass

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Ophthalmic lens blank in Sundance photochromic glass
Science Museum Group
© The Board of Trustees of the Science Museum

Ophthalmic lens blank in Sundance photochromic glass, short-range grey tint, type SDX1, transmittance 55% to 10%, by Chance-Pilkington, St Asaph, Denbighshire, Wales, United Kingdom, 1986-1987

Details

Category:: Optics

Object Number:: 1987-22

Materials:: glass

Measurements:: overall: 10 mm 69 mm, .027kg

type:: ophthalmic lens blank

credit:: Chance-Pilkington

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Ophthalmic lens blank in Sundance photochromic glass

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