Swarovski BTX Binocular Eyepiece Module Waterproof Binoculars making it very versatile

making it very versatile

Transition Zoom allows you to maintain a steady focus on your target at 4x magnification

Silent Autofocus and Focus Breathing

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4ml PFI-300Y Yellow Ink Cartridge

Swarovski BTX Binocular Eyepiece Module Waterproof Binoculars making it very versatileSwarovski have taken bird watching to a new dimension with their BTX eyepiece which offers binocular vision rather than the single monocular eyepiece that can be found on most spotting scopes. Manufactured to Swarovski's usual high standard, the non zoom BTX eyepiece fits onto the body of the Swarovski objective lenses in exactly the same way as the standard single eyepieces fit. Slightly easier to use, the head can rest on the forehead resting arm