In 35 mm terms, how wide angle are our eyes? [more inside]
posted by history is a weapon on Nov 1, 2009 - 20 answers

Help me find an odd magnifying glass. [more inside]
posted by dogwelder on Sep 29, 2009 - 6 answers

Are those contact lenses that compensate for red/green colour blindness actually any use? [more inside]
posted by Elmore on May 17, 2009 - 9 answers

Please give me your reccomendations for some nice-looking coloured contact lenses that are comfortable for full time wear. [more inside]
posted by Glitter Ninja on Aug 14, 2007 - 2 answers