One of the best parts of the Micro Four Thirds system is the wide selection of sharp but quite portable lenses, and if you do not need a particularly wide aperture, the OM SYSTEM M.Zuiko Digital ED 40-150mm f/4 PRO is especially compact and light while also not breaking the bank. This excellent video review takes a look at the lens and the sort of performance and image quality you can expect from it in practice.
[ Read More ](Originally posted by Alex Cooke)