> On Sep 5, 2019, at 12:07 PM, Godfrey DiGiorgi <[email protected]> wrote: > >>> On Sep 5, 2019, at 8:57 AM, Eric Weir <[email protected]> wrote: >>> >>> What determines the size of the image I get with my camera, i.e., my phone? >>> Is it always the same? Is iso a factor? >> >> The number of pixels in a full frame capture will always be the same. > > ... ISO will affect how much noise is apparent in the image. With the teensy > little sensors in a phone camera, the lower the ISO the better the noise > behavior and the better the tonal scale. With camera apps that allow you to > control ISO on the iPhone. It's best for good photos to keep the ISO under > 100 whenever you can. > > But of course, too long an exposure can cause camera movement which also > kills image quality. So you have to work to the limits of the device's > capabilities. :-)
Thanks again, Godfrey. ------------------------------------------------------------------------------------------ Eric Weir Decatur, GA USA [email protected] “Man has been a murderer forever.” - Peter Matthiessen. -- 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.
