![](https://coimages.sciencemuseumgroup.org.uk/291/710/large_thumbnail_1973_0528_0001__0003_.jpg)
Ophthalmic lens blank in Reactolite Rapide photochromic glass
- maker:
- Chance-Pilkington
![Ophthalmic lens blank in Reactolite Rapide photochromic glass](https://coimages.sciencemuseumgroup.org.uk/323/438/medium_smg00032693.jpg)
Ophthalmic lens blank in Reactolite Rapide photochromic glass, short-range dark-grey pretint, type FPX4, transmittance 50% to 15%, by Chance-Pilkington, St Asaph, Denbighshire, Wales, United Kingdom, 1986-1987
Details
- Category:
- Optics
- Object Number:
- 1987-16
- Materials:
- glass
- Measurements:
-
overall: x x 10 mm, 65 mm, .03kg
- type:
- ophthalmic lens blank
- credit:
- Chance-Pilkington