Mirrorless cameras combine many elements of both compact and DSLR cameras, coming in with way less bulk than DSLRs due to lacking a mirror system, while still giving users the ability to switch ...

Mirrorless cameras are technologically simpler and yet more advanced than DSLRs, which is why they're taking over in such a big way. They omit the mirror in favor of a digital viewfinder.

A digital camera that accepts different lenses but does not use a mirror to reflect the image into the viewfinder. Also called a "mirrorless interchangeable-lens camera" (MILC), "hybrid camera ...