Digital cameras and phones write make, model, lens, ISO, shutter, aperture, and often a timestamp. Many phones also write GPS. Screenshots and images that already passed through Canvas converters typically have no EXIF — this site’s converters already strip it on export.
EXIFビューア
カメラ、レンズ、ISO、露出、撮影日時、GPSの有無をローカル解析します。