The BackLight Long Lens Backpack from Think Tank Photo can accommodate a 600mm f/4 or a 800mm f/5.6 lens with its tripod foot attached and mounted to a camera body with a verticle grip and an L-bracket. It features an innovative rear-panel access, so you can reach your gear while the bag is upright or lying flat. The deep photo compartment stores a lens up to 8" in diameter mounted on a gripped camera with a teleconverter or adapter. A set of padded straps and pillows allow a custom fit for any setup. It features a nine-point adjustable harness system with load lifters, a sternum strap, and a quick-fit waist belt. The breathable 320G air mesh back panel has an air channel for cooling lumbar support to provide all-day carrying comfort.