Neat looking camera. Can't say I've ever shot with anything like it. always SLR's or an occasional Polaroid land camera like a model 95.
It's a 1960 Leica M2 rangefinder, very different from an SLR. It requires a much slower approach to photography, but Leica lenses are amongst the best in the world, they are designed to be equally sharp at all apertures, no stopping down for best results.
This photo (also in the gallery) was taken wide open at F2:
