Either way, i can spell them both, so i'm ok Dave
On Jan 23, 2008 5:00 PM, Mark Roberts <[EMAIL PROTECTED]> wrote: > Gonz wrote: > > >I dont know if there is any difference between them as far as noise > >per unit area of silicon for one photosite, but I'm wondering if CMOS > >provides a different fill factor for the whole chip that gives it an > >advantage via more silicon per photosite, if indeed CMOS has a better > >fill factor. > > Yes, CMOS permits a slightly better fill factor. CCD is, from what I've > read, inherently less noisy, but the fill factor of CMOS may make up > for that. It certainly seems that the cameras with the best noise > performance are CMOS these days. > > One thing that makes CMOS more attractive to camera makers is that it > includes more of the imaging circuitry on-chip, making manufacturing > slightly less expensive: The output signal from a CCD is analog -- the > output from a CMOS sensor is digital. Of course, both CCD and CMOS > sensors require some outboard circuitry, but in a business with very > tight margins, any advantage in this area is significant. > > > -- > > PDML Pentax-Discuss Mail List > PDML@pdml.net > http://pdml.net/mailman/listinfo/pdml_pdml.net > to UNSUBSCRIBE from the PDML, please visit the link directly above and follow > the directions. > -- Equine Photography www.caughtinmotion.com http://brooksinthecountry.blogspot.com/ Ontario Canada -- PDML Pentax-Discuss Mail List PDML@pdml.net http://pdml.net/mailman/listinfo/pdml_pdml.net to UNSUBSCRIBE from the PDML, please visit the link directly above and follow the directions.
