Originally Posted By: SquirrelMan
If Compact size is of importance, look no further than Fenix LD02; a one-cell AA light. $25-30. These lights use AR Coated glass lenses. You definitely don't want a plastic lens if you will carry in pocket.
Jetbeam jet1 mk also has AR glass. It has a useful moonlight mode, and can also run on li-ion 14500 in addition to regular AA, if you need much higher output. It's less than $15.
Also, the LD02 you mentioned is actually an AAA light, not AA.