https://community.usa.canon.com/t5/EOS-DSLR-Mirrorless-Cameras/In-camera-noise-reduction/m-p/2549#M534 <P>5 D Mark III has settings for in camera noise reduction for higher ISO.</P><P>Question:</P><P>If postprocessing time is not a factor but maximum image quality is,</P><P>then would it be best to reduce the in camera noise reduction to minimal and use post processing software?</P> Fri, 16 Nov 2012 19:51:54 GMT iND 2012-11-16T19:51:54Z https://community.usa.canon.com/t5/EOS-DSLR-Mirrorless-Cameras/In-camera-noise-reduction/m-p/2549#M534 <P>5 D Mark III has settings for in camera noise reduction for higher ISO.</P><P>Question:</P><P>If postprocessing time is not a factor but maximum image quality is,</P><P>then would it be best to reduce the in camera noise reduction to minimal and use post processing software?</P> Fri, 16 Nov 2012 19:51:54 GMT https://community.usa.canon.com/t5/EOS-DSLR-Mirrorless-Cameras/In-camera-noise-reduction/m-p/2549#M534 iND 2012-11-16T19:51:54Z https://community.usa.canon.com/t5/EOS-DSLR-Mirrorless-Cameras/In-camera-noise-reduction/m-p/2679#M535 <P>Not a scientific / empirical answer (i.e. I haven't done side by side comparisons), but I would think that in-camera noise reduction would give better quality.</P><P>&nbsp;</P><P>As I understand it, the in-camera noise reduction works by taking a second exposure and reading the noise off the sensor, then taking out that noise as best as it can from your first exposure. &nbsp;</P><P>&nbsp;</P><P>Because that second exposure is in/with the exact same conditions (exposure time, ISO, temperature, etc, all of which affect sensor noise), its more accurate than a post-processing algorithm that has to try to interpret the image and decide what is noise, and then remove it.</P> Fri, 16 Nov 2012 20:49:45 GMT https://community.usa.canon.com/t5/EOS-DSLR-Mirrorless-Cameras/In-camera-noise-reduction/m-p/2679#M535 jfo 2012-11-16T20:49:45Z