B005XUOQF2 Orion 10-25×42 Zoom Waterproof Monocular (Black)

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Waterproof zoom monocular with a magnification range of 10x to 25x power
Big 42mm multi-coated objective lens provides bright and clear daytime views
Conveniently compact at less than 7 inches long and lightweight at just 12 ounces
Very short near focus distance of just 20 inches – like having a microscope in your hand!
Includes soft nylon case with belt loop and carrying wrist-strap