stones within the focal plane and depth of field

aberration aperture asa autofocus blurred camera canon card chromatic circle confusion conica depth digital distance dslr far field floor focal focus fuji hdr hyperfocal iso jpg kodak lens lightroom limit maekfoto mamiya memory near nef nikon obturator optics out pentax philter photo photographer photography photoshop plane point raw ricoh rocks shoot shutter sony stones sunset theory tripod