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.
Once the most popular style of bifocal, the lined bifocal has taken a back seat to an advanced lens design, the progressive addition lens or PAL. Also called a âno-line bifocal,â this type has multiple strengths in one lens that change gradually as the user moves her eye down to the bottom of the lens.