The Olympus 40-150mm f/2.8 Pro Zoom Lens

This is my take on the Olympus 40-150mm f/2.8 Pro zoom lens lens for Micro Four Thirds cameras. One of the truly great lenses. ---------- Help keep my channel going - Buy though my Amazon shop at https://www.amazon.co.uk/shop/davidthorpe In association with ePHOTOzine - http://www.ephotozine.com Sound post production by Charles Walkowski at www.walkowski.co.uk See my M43 blog at http://m43blog.dthorpe.net/