Wooden instrument containing a hand revolved disc which bears smaller coloured discs, possibly early scotometer or simply for testing colour vision, made by Fannin and Co., 41 Grafton Street, Dublin, Ireland, 1830-1890.
Details
- Category:
- Ophthalmology
- Collection:
- Sir Henry Wellcome's Museum Collection
- Object Number:
- A680283
- type:
- optical instruments