A sensor format of about 17.3 × 13 mm with a 2× crop factor.Put it to useCrop factor calculatorGuides that use this termFull Frame vs APS-C for LandscapesFocus Stacking vs. Hyperfocal FocusingRelated termsLuminosity maskMacro photographyMeteor showerMilky Way seasonMoonriseNautical twilight
