Nikon is a mid-range, enthusiast-focused APS-C DSLR. The promises high resolution by making do without an optical low-pass filter in front of its CMOS sensor. It gains a more sophisticated autofocus system and a cropped shooting mode that provides a crop
Exposure Lock (AE-L Button) is the abbreviation stands for Automatic Exposure Lock. It is useful using automatic and semi-automatic shooting modes. Where has this information been all my photographing life? So freaking helpful it's not even funny.