Pair of miniature folding opera glass binoculars

Made:
1910-1939
maker:
Emil Busch Optical Company Limited

Pair of miniature‘Galilean’ type folding field glass binoculars, patent ‘Winett’ model, (2-3 power & 20mm objective lenses), aluminium and brass with leather covering, by Emil Busch Optical Company Limited, London, England, 1910-1939.

Details

Category:
Optics
Object Number:
1979-839
Materials:
aluminium alloy, brass (copper, zinc alloy), glass, leather, nickel plated, steel (metal)
Measurements:
overall (closed): 30 mm x 70 mm x 65 mm, Wt. 0.11kg
overall (open): 30 mm x 120 mm x 65 mm,
type:
field glasses
taxonomy:
  • furnishing and equipment
  • tools & equipment
  • binoculars
  • furnishing and equipment
  • tools & equipment
credit:
Frank, Arthur
status:
Permanent collection

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