Profoto BackPack M Sony (Direct) This feature allows the camera

This feature allows the camera operator to add filters over the lens without taking up a filter stage in a matte box

It also boasts top-tier image quality with a 20 element in 13 group construction starring two Super ED elements and one aspherical element

They have large colour LCD screens with an easy to follow menu system and in-built help

a phenomenon known as focus breathing

2x Optical Zoom Lens

Profoto BackPack M Sony (Direct) This feature allows the cameraProfoto's Backpack M for D1 Air or B1 AirTTL is a sturdy ballistic nylon pack with room for two B1 or D1 flash heads and accessories such as chargers, Air transmitters and expendables. The interior has padded compartments in gray nylon. Besides shoulder straps the pack has a top handle and exterior pockets for light stands.