paiseh i've not been reading this thread.Originally Posted by guojielun
sorry, me not good at calculation. i usually do by "agaration".
can try by testing out a few different settings and check out the ones you like.
it's usually alot of trial and error for me. not those read-the-book type of pple
juz an assurance to you, the kit lens that comes with 350D is reasonably good, dun sell it.