For those curious, here’s the setup - Nikon D800 (full frame) on the left, Canon 70D (crop sensor) on the right. Im using the 200-500 f5.6E on the Nikon, and the 50-250mm VR lens on the Canon. Both are on Monfrotto Befree tripods. The Canon is on a Monfrotto ball head, while the Nikon is on a...