The analog amplifier inside (and even in ISO invariant cameras) will still get you a better amplification of the darker portions than the pseudo amplification using the digital values through post processing. Read the dpreview article in more detail for explanation of this.
On Thu, May 19, 2016 at 9:57 AM, Mark Roberts <[email protected]> wrote: > Gonz wrote: > >>> Does this mean that you don't get any advantage from shooting a higher iso >>> rather than under exposing at a lower ISO? >> >>Not true. Exposing at the right ISO will give you less noise at the darker >>end. > > No it won't. If the camera is "ISO Invariant" (and there are lists > available in the links below) you'll get *exactly the same* noise from > underexposing and compensating in post as you would from cranking up > the camera's ISO setting and shooting the correct exposure. This is > because, with these cameras, "turning up the ISO setting" does exactly > the same thing inside the camera. > > https://medium.com/@simonfuhrmann/iso-invariance-in-digital-cameras-a-case-study-7080791b5e78 > http://improvephotography.com/34818/iso-invariance/ > http://www.dpreview.com/articles/7450523388/sony-alpha-7r-ii-real-world-iso-invariance-study > > > - > > -- > Mark Roberts - Photography & Multimedia > www.robertstech.com > > > > > > -- > 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. -- -- Reduce your Government Footprint -- 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.
