Short zoom throw rotation of just 80° permits quick changing between the 100mm to the 400mm positions.
Programmable Control Ring is, by default, set to adjust manual focus, but can also be used to control aperture or exposure compensation.
Integrated OLED lens information panel allows you to quickly confirm aperture setting, focus distance, and depth of field figures right on the lens in both bright and dark situations.
Two assignable L.Fn buttons work in conjunction with camera-based Fn buttons to provide seamless points for quickly changing exposure settings and other functions.
Dust- and moisture-resistant lens barrel, along with a front fluorine coating, benefits the lens' use in inclement conditions.
Inner Balance technology helps maintain a consistent centre of gravity when shifting the zoom position, offering greater stability when tracking moving subjects using a gimbal head.
Rotating tripod collar offers mounting stability when shooting atop a monopod or tripod.
Compatible with optional Z-Teleconverter TC-1.4x and TC-2x to further extend the reach of this lens.