'Mirrorless' camera is a bit of an unfortunate term in that it defines the tool by what it lacks: the moving-mirror found in every DSLR. Mirrorless cameras (more accurately called mirrorless ...
Most digital SLRs have 'crop' sensors, meaning their size is smaller than the traditional or 'full frame' area common in the 35mm film era. Full frame cameras provide a little more than 2.5 times ...