> > > At 3:37 PM 6/3/01 -0700 Jaroslaw Brzezi�ski wrote:
> > "As regards a 50mm f/1.4 with close-up lens(es), it does give you easier
> > focusing, especially in poor available light conditions due to te high
> > speed (and close-up lenses - in contrast to extension tubes or a
bellows -
> > do not slow it down) but since depth of field is so shallow at higher
> > magnifications you will have to stop it down..."
> >
> > I hadn't thought of that!
humm, I am sorry but I think that I always counted 1 stop per extention
size...
all extention together was 6 stop less light...
Philippe
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