Complete Medical Magnifier Full Page Reading Fresnel with Border is great for enlarging print of newspapers, dictionaries, telephone directories, maps and more.
Graham-Field Rosenbaum Pocket Vision Screener Card Eye Chart is Precise, clear, legible; provides 20/800 distance equivalent testing at 14". Plastic, 3 1/2" x 6 3/8". The back of the card features a millimeter scale and...
Graham-Field B-Series Battery-Operated UV Hand Lamp is designed to provide hours of uninterrupted use and can operate for approximately five hours on fresh batteries.