Three concave and one convex lens
- Made:
- 1760-1850
Three concave and one convex lens in a shallow box
Details
- Category:
- King George III
- Object Number:
- 1927-1602
- Measurements:
-
diameter 70 mm
diameter 75 mm
diameter 34 mm
diameter 50 mm
box: height 14 mm
box: length 179 mm
box: width 85 mm
part 1: depth 17 mm
part 1: height 2 mm
part 2: depth 32 mm
part 2: height 2 mm
part 3: depth 50 mm
part 3: height 3 mm
part 4: depth 60 mm
part 4: height 4 mm
box: length 196 mm
box: width 105 mm
box: height 16 mm
(1): diameter 77 mm
(1): thickness 4 mm
- type:
- lens
- credit:
- King’s College London