Maybe you have been attracted by the thought of the far lighter bodies of micro 4/3 cameras or the amazing array of functions (superb video and precision focusing aids for example) they boast...

I particularly like working with rectangular fisheye lenses for my wide-angle macro work because they exhibit better good close-focusing capability than normal ultra-wide lenses. I have extolled the virtues of  the Sigma 15...

Although I can spend countless hours watching and waiting for ‘the moment’ in nature with butterflies, bees, lizards and anything else that moves or grows, my patience with life in general...