Description
Vintage / antique Busch “Winett Binocular” Patent folding opera glasses / miniature pocket binoculars, supplied with the original leather carry case.
A very compact and unusual early folding design, with extending eyepieces and a nicely engraved central plate marked Busch “Winett Binocular” Patent. The binoculars fold down neatly for storage and display well as a collectible optical piece.
Believed to be German manufacture, likely dating to the 1920s–1930s.
Main features:
- Engraved central plate: Busch Winett Binocular Patent
- Twist-up/down main barrel for image focusing, and pull up eyepiece barrel
- Magnification: not marked; likely around 3x
- Objective lens diameter: 20mm
- Size when fully open: 118mm (W) x 54mm (H) x 26mm (D)
- Size when closed): 65mm (W) x 35mm (H) x 26mm (D)
- Weight: 110g
- Good vintage cosmetic condition overall
- Optics are intact and clean, with clear image for the age
- Light wear to the metal finish consistent with age and use
- Leather case included, with age-related wear and creasing
A scarce and attractive piece for collectors of antique optics, opera glasses, or pocket binoculars.
How to use: Fully pull up the eyepiece barrels, then turn them anticlockwise to focus.
