Megapixels and aspect ratio

Keywords
academy, agfa, aspect, bayer, black, blue, camera, ccd, cinema, cinemascope, cinerama, cm, compact, cr2, crw, cyan, dci, digital, dlp, dots, dpi, foveon, gigapixel, gray, green, grey, hasselblad, image, inch, key, magenta, megapixel, mm, nef, panavision, per, photo, picture, pixel, plot, png, point, polyvision, print, px, ratio, red, resolution, scan, scanner, scope, screen, sensor, slr, vistavision, white, yellow, pan, scan, letterbox, anamorphic