Dust up

For years the ‘big guns' (Canon and Nikon) have been giving us merely incremental enhancements, and it has been the mirrorless manufacturers (Fujifilm, Olympus, Panasonic and Sony) who have been taking much bigger steps to put themselves on a par with them detachable lens cameras have had since we moved away from film – that is, dust getting onto the sensor when changing lenses. The ability to change lenses to suit our needs is the reason why we bought a DSLR in the first place.