Ophthalmic lens blank in Slimline 730 high-index glass

Ophthalmic lens blank in Slimline 730 high-index glass, refractive index 1.7, clear, by Chance-Pilkington, St Asaph, Denbighshire, Wales, United Kingdom, 1986-1987

Details

Category:
Optics
Object Number:
1987-24
Materials:
glass
Measurements:
overall: 10 mm 60 mm, .05kg
type:
ophthalmic lens blank
credit:
Chance-Pilkington