Description: *2.1X magnification of the television screen. Maximize your screen with special TV-glasses which Makes your TV-screen appear twice as big. *Close-focusing distance of 10 ft. to infinity, Allow you to focus on everything ten feet away and further, Perfect for watching television, movies, sporting events and theater *Each eye lens can be focused separately (¡À3 diopters), Ensure a clear view of everything in your path *Frosted objective lens housing eliminates distracting reflections, molded nose-bridge with no sharp edges; Lenses are adjustable to allow for change in focal length *This TV glasses are suitable for hyperopia people Specification: Magnifying TV glasses Size：Approx.140*30*55mm/5.5*1.18*2.17inch Bright, wide 20o field of view 2.1X magnification Lens Material: PXM Plastic with Cera-tec Coating Mount Material: High Grade White Plastic. Each eye lens can be focused separately (¡À3 diopters) Focal length: 10' to infinity Lightweight - only 1.7 oz Attractive, modern, hi-tech frame Comfortable molded bridge, with no sharp edges Frosted objective lens housing eliminates distracting reflections 2.1Xmagnification of the television screen Optimum distance to television approx.3m,optics can be focused(individually) by 0~ -3 diopter:close your left eye and turn the focusing wheel(see illustration) until the television can be clearly seen in focus with the right eye, carry out the same procedure with the other eye,New features: easy grip focusing wheel. Package Includes: 1 Piece TV Glasses 1 Piece User Manual