Collecting Military Binoculars

Subtitle

"Mars" folding opera glas by León Bloch 1897

 

 

 

 This small and folding binocular was invented by León Bloch in 1897. It has:

  • Adjustable focal length
  • 4" wide with 1 3/16" diameter lenses
  • Complete with original leather pouch.
  • Magnification: 2x

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