Sample photos mostly shot at 200mm or 70mm and f/2.8, though there are some sequences including f/4, f/5.6 and f/8. All were hand held on the Mark IV with IS on. Click on an image to download high-rez files. Images were shot in RAW and converted in Canon's DPP using the Standard Picture Style, with sharpening off and minimal or no tonal adjustments. Chroma noise reduction was on, but chromatic aberration correction was not activated, nor was distortion or peripheral illumination correction.