i dont know much

[Greg Oden]

the d90 comes equiped with a 18-105 mm lens. what distances is that ideal for. i am curious about the zoom. i want to know what other lens i would need. i want a good macro lens and tele photo lens for the d90.

 

[eurytopic]

Try this for starters. http://www.tamron.co.jp/en/lineup/a20/vc/gakaku.html
You're not going to know what lens you need until you find out what you like taking pictures of.