- Back
-
Title: Ophthalmic lens blank in Sundance photochromic glass [Go to resource]
Description: 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 License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Subjects: ophthalmic lens blank Temporal: 1986-1987 Source: Science Museum Creator: Chance-Pilkington Identifier: http://collectionsonline.nmsi.ac.uk/grab... Go to resource More Like this...
[Edit] - Back