74Taking Photographs—Beyond Point-and-ShootImage SizeImage size refers to the physical dimensions of the image, measured in pixels.Smaller sizes require less space to store, making them suited to distribution bye-mail and the web. Conversely, the larger the image, the larger the size atwhich it can be printed without becoming noticeably “grainy.” Choose animage size according to the space available on the memory card and the taskat hand.To choose an image size, rotate the command dial while pressing thebutton.Image size displayedin monitor. Whiledial is rotated, con-trol-panel shutter-speed/aperture dis-play shows width ofimage in pixels.Press while rotatingcommand dial+