A collection of four 19th century English lenses mounted on modern metal stands.
Individual measurements and prices:
Large lens: H 40.5 x W 29 x D 20 cm, £750
Medium lens 1: H 38 x W 23 x D 20 cm, £580
Medium lens 2: H 36.5 x W 22 x D 20 cm, £580
Small lens: H 24 x W 12 x D 15 cm, £345