jaapv
RFF Sponsoring Member.
And indispensable for IR photography.One of the biggest advantages to me, which I think is often overlooked - or possibly not cared about by others, is that the M works really well with coloured filters. If you're using black and white film (or a monocrom too for that matter), you can use colour filter but still look through a clear viewfinder. If you use colour filters on an SLR (or mirrorless but don't know why you would), you see the world in shades of yellow, or green, orange etc...