You might wish to start by the basic but sound and synoptic presentation at http://photonotes.org/articles/beginner-faq/lenses.html#closeup
[EMAIL PROTECTED] wrote on 01-03-2006 04:12:56: > Speaking of the 500D diopter... > > Does anyone know of a good source of information on the compartive strengths and weaknesses between the basic three choices... > > Ie Using diopters vs extension tubes vs dedicated macro lenses. > > Thanks, > Michael. * **** ******* *********************************************************** * For list instructions, including unsubscribe, see: * http://www.a1.nl/phomepag/markerink/eos_list.htm ***********************************************************
