Wildlife at 6000mm!
Just released a video on using the the Olympus 150-400mm with the Panasonic GH6 (+2x Oly teleconverter) to get this ridiculous amount of reach to film wildlife at RSPB Rainham
Watch it here: https://www.youtube.com/watch?v=z3MZI9uDABM
Wildlife at 6000mm! - With the Panasonic Gh6 and Olympus 150-400mm

YouTube