Pair of ‘Galilean’ type opera glass binoculars, lorgnette model with folding handle, lightweight aluminium body with mother-of-pearl covering, (2-3 power & 27mm objective lenses), unsigned, European, 1900-1920.
Details
- Category:
- Optics
- Object Number:
- 1979-842
- Materials:
- aluminium alloy, brass (copper, zinc alloy), nickel plated, steel (metal), mother-of-pearl and glass
- Measurements:
-
overall: 45 mm x 200 mm x 60 mm, Wt. 0.175kg
- type:
- opera glasses and binoculars
- credit:
- Frank, Arthur