Want to know what equipment aviation photographer, Justin de Reuck, never leaves without? He shares not only this, but also the rest of his impressive equipment and a shot of his bag. 

TechSmart: Can you describe what major gear is in your camera bag right now, and what do you never leave behind?

Justin de Reuck: I never leave home without my Canon 1D Mk IV, my 24-105mm and my 50mm, those are always in my bag. 

For those that are interested, here is a list of the rest of the equipment I use. 

Camera Bodies:
Canon EOS 5D Mk III
Canon EOS 1D Mk IV
Canon G16
GoPro Hero 2

Lenses:
Canon EF 24-105mm f/4 L IS USM
Canon EF 70-200mm f/2.8 L IS USM
Canon EF 100mm f/2.8 USM Macro
Canon EF 16-35mm f/2.8 L USM
Canon EF 50mm f/1.4 USM
Canon EF 300mm f/2.8 L IS USM
Canon EF 85mm f/1.4 USM
Canon 1.4x converter III

Lighting:
Elinchrom Ranger Quadra
3x Canon 580 EX ii Speedlites
1x Elinchrom Skyport
2x Pocket Wizard TT5 Flex
1x Pocket Wizard TT1 Mini

Storage:
Sandisk Extreme Pro 8/16/32GB

Other Peripherals:
TriggerTrap
Grey Card
X-Rite Passport Color Checker
Manfrotto BeFree Tripod
Manfrotto 055XProB with a geared head
Manfrotto 680 Monopod
Manfrotto Pixi Mini Tripod

A mightily impressive bag from Justin de Reuck