Original Item: Only One Available. This is a lovely British Naval Collimator as used for Naval gun sighting purposes. A collimator sight is a type of optical sight that allows the user looking into it to see an illuminated aiming point aligned with the device the sight is attached to, regardless of eye position (with l
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Original British WWII Royal British Navy Brass Collimating Gun
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Original British WWII Royal British Navy Brass Collimating Gun
Original British WWII Royal British Navy Brass Collimating Gun
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