When you stare at a screen for hours at a time, whether it is a computer, TV, phone or tablet, you are exposed to blue light from the device. Here are some products to help.
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$25.95Our Price: $19.95You Save: $6.00 (23%)Card has letters 14-14 to 14-224 size in blocks of letters to test crowded conditions without word recognition.... -
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$25.95Our Price: $19.95You Save: $6.00 (23%)This card is ideal for testing illiterate patients. It has HOTV letters on one side and Allen figures on the... -
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$25.95Our Price: $19.95You Save: $6.00 (23%)A durable home monitoring test card for those patients needing to detect metamorphopsia. Espically useful with ARMD...