how can i know what brand of lens is expensive.... i own i vitcom w.anglar lens. last nite i was at funan just asking around price of lens n check out lens with IS. thn there was a shop i went in he show me many lens then ask me to trade in my vicom lens with a HD-Digital MC AF cost abt $600. I duno iszit a good lens but i'm abit regret for such a rush..... i hope i can make full use out of the lens. but 1 thing about the lens it can unscrew 1 part into macro. lens is made in japan. can anyone tell me iszit worth anot. lesson learn better check b4 buy!!!!:cry::cry::cry: