it has become common code. even those who deny it understand it. much like there are no aps-c sensors, aps-c is a film exposure format, not even a film format in its own right and the sensors subsumed under the aps-c denominator should at best be properly referred to as aps-c equivalent and at worst are not. the whole discussion is moot. Ecke
2010/12/19 Paul Stenquist <[email protected]>: > "Full frame" is a bit of silliness. It's irrelevant. Is a 645 camera "double > frame?" There are many sensor sizes. All of them are full. > Paul > On Dec 19, 2010, at 4:24 PM, J.C. O'Connell wrote: > >> In my opinion, the modern DSLR usage of the term "full frame" means cameras >> and lenses designed for 24x36mm sensors. It doesn't >> mean all the various formats out there are full >> frame just because the lens fits and covers whatever >> non 24x36mm frame size is being used. Pentax DA lenses are >> not "full frame" lenses in the context of todays gear. >> >> -- >> J.C. O'Connell (mailto:[email protected]) >> Join the CD PLAYER & DISC Discussions : >> http://tech.groups.yahoo.com/group/cdplayers/ >> http://launch.groups.yahoo.com/group/cdsound/ >> >> >> -----Original Message----- >> From: [email protected] [mailto:[email protected]] On Behalf Of >> Boris Liberman >> Sent: Sunday, December 19, 2010 8:00 AM >> To: Pentax-Discuss Mail List >> Subject: Re: New 12-35 lens on the way >> >> >> On 12/19/2010 2:11 PM, paul stenquist wrote: >>> Then why worry about the lens frame? A lens designed for APS-C will >>> outperform one designed for 24 x 36. (They're both full frame. Just >>> different frames.) Paul >> >> I opine (may be wrong, but that's my right) that some 24x36 designed >> lenses outperform some 18x24 ones. In particular, some Sigma EX 24x36 >> lenses show impressive degree of correction of geometric distortions. >> For my kind of shooting it makes them particularly attractive given >> their price tag. >> >> You're however absolutely right that there are no "partial" frame lenses >> here. Unless of course, we're speaking of circular fish eyes /grin/. >> >> Boris >> >> -- >> PDML Pentax-Discuss Mail List >> [email protected] >> http://pdml.net/mailman/listinfo/pdml_pdml.net >> to UNSUBSCRIBE from the PDML, please visit the link directly above and >> follow the directions. >> >> >> -- >> PDML Pentax-Discuss Mail List >> [email protected] >> http://pdml.net/mailman/listinfo/pdml_pdml.net >> to UNSUBSCRIBE from the PDML, please visit the link directly above and >> follow the directions. > > > -- > PDML Pentax-Discuss Mail List > [email protected] > http://pdml.net/mailman/listinfo/pdml_pdml.net > to UNSUBSCRIBE from the PDML, please visit the link directly above and follow > the directions. > -- PDML Pentax-Discuss Mail List [email protected] http://pdml.net/mailman/listinfo/pdml_pdml.net to UNSUBSCRIBE from the PDML, please visit the link directly above and follow the directions.

