> "why would an extension tube change the aperture?".


It's the same skool of exelence (sp?) that teaches that focal length
varies with film format  ;o)

*
****
*******
***********************************************************
*  For list instructions, including unsubscribe, see:
*    http://www.a1.nl/phomepag/markerink/eos_list.htm
***********************************************************

Reply via email to