Josh, what kind of telescope have you got?
Regarding eye piece information, here are some very informative links from this forum. These links will give you a good idea of what's out there.
http://www.iceinspace.com.au/forum/s...ght=5mm+%24200
http://www.iceinspace.com.au/forum/s...ght=5mm+%24200
http://www.iceinspace.com.au/forum/s...ght=5mm+%24200