Donegan OptiVISOR LX Binocular Magnifier-Lensplate #4 Magnifies 2X At 10" Focal Length cocoon securing it in a fixed

securing it in a fixed position on the thigh

Lamp power 175W

scratch-resistant and easy to clean

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Compatible with: Bose SoundSport series

Donegan OptiVISOR LX Binocular Magnifier-Lensplate #4 Magnifies 2X At 10" Focal Length cocoon securing it in a fixedDonegan OptiVISOR LX Binocular Magnifier Lensplate #4 Magnifies 2X At 10" Focal Length OptiVisor LX is a precision binocular headband magnifier which permits unrestricted user efficiency while reducing eye strain. It leaves both hands free and allows three dimensional vision. Can be used by anyone whose profession or craft requires close accurate work. It can even be worn over prescription or safety eyeglasses. Same quality as the original OptiVisor