You've said that so much more precisely than I was formulating in my head, Sylwester. ;-)
G On Oct 25, 2006, at 8:49 AM, Sylwester Pietrzyk wrote: > On 25.10.2006, at 17:15 , [EMAIL PROTECTED] wrote: > >> I generally prefer the FA 77 images but wonder if the nicer bokeh >> is due primarily to the reduced DOF of the longer lens?. > > It is not reduced DOF. DOF is the same when you have the same > magnification scale even if you compare 28 mm and 200 mm (you have to > come much closer with shorter lens to achieve the same picture in > frame as in case of long optics). It is perspective in case of photos > from DA 77 that makes out of focus elements bigger and optically more > blurred than the ones from DA 70. If you would do the same photo > maintaining magnification then 85 mm would enhance this effect and > 200 mm would do it to even greater extent. -- PDML Pentax-Discuss Mail List [email protected] http://pdml.net/mailman/listinfo/pdml_pdml.net
