Description
1. A good but unsigned example of Dunn’s Model Eye in original case. The model eye has rotating variable aperture with three positions, 5mm, 8mm and 1 cm. Each of the 23 eye conditions are stamped on the rear. Condition is good noting minor scuffing to edges of retinae. £400
2. Perrin invented this phantom eye in 1866. Containg three lenses corresponding to a hypermetropic, astigmatic and emmetropic eye. There is a shutter at the back of the ball, in which a normal or pathological representation of the posterior part of the eye can be placed. In good complete condition in original case, noting the stem is slightly bent at the top £600
Ask the Dealer
Dealer information
Fletcher
Fletcher Wallis
Fletcher Wallis sells objects and books relating to the history of science, medicine and technology Arcade. He publishes books through Vernier Press, including Antique Medicine Chests, and Corkscrew Patents from 1795. He has been dealing for forty eight years.