FTN â **** the Navy. Commonly used as graffiti in hard to find places as a type of game. While there are no clear objectives, the result of upsetting officers constitutes a type of victory.
Bifocals, are eyeglasses with two distinct optical powers, Bifocals are commonly prescribed to people with presbyopia who also require a correction for myopia, hyperopia, and/or astigmatism.
Photo Credit UberImages/iStock/Getty Images. Bifocal lenses take some adjustment for many people, whether you start with bifocals or switch from regular lenses. New bifocal wearers might experience difficulty as they move from looking through the top to the bottom of the lenses.