FrancoD

Tony I think you missed the point of the thread. It isn't about a fast macro lens , it is about this particular Quantaray lens... Having sold lenses for 30 years  I am very familiar with Sigma...

Another very easy and cheap  way is to use a ping pong ball. just slice off enough to free the flash tube area ,attach it with some Blu Tack or gaffa tape.

APS Those cameras always take the full "H" size adding on the magnetic strip a code including your selected (C/H/P) framing as well as time , date and print number. All of that data can be...

Not a direct comparison because as stated above the 110 and the 126 cassetes could not keep the film flat. This can be verified simply by looking at the image quality obtained by Minox with their...

to all the Aussies "rip off" victims. Why just look at the negative side ? I see an opportunity here. If indeed Aussie retailers are ripping you off, why not get together a bunch of like minded...

Not a Sigma. Possibly a Komine or Kino product. Can't find any details but yes it is possible that the F2 designation was a bit optimistic. You can just check that by setting the lens at F2 and...

"35mm equivalent" maybe annoying to some but it is a point of reference. If you like it is similar to using US dollars to convey the value of another currency.  I have 1 million Brazilian Real,...

There are several possible problems with the OP's  description. OK we know that if by turning a barrel or pressing a button you see your subject getting bigger or smaller  you have a zoom.. That...