The Sigma 50-100mm 1.8 DC HSM Art is a premium mid telephoto zoom lens designed for APS-C sized sensors. Part of the Sigma Global Vision Art Line, the 50-100mm 1.8 is the second lens to feature a 1.8 aperture all the way through it focal length and factoring in the APS-C increase, the lens covers a highly useful range of 75-150mm. An enhanced and slimmer Hyper Sonic Motor (HSM) provide fast and accurate autofocus while 3 Premium FLD and 1 SLD Elements produce incredible image sharpness. Like all SGV lenses, each lens is hand crafted in our single factory in Aizu Japan, individually inspected before shipping and work with the Sigma USB Dock to update firmware and focus calibrate.

ART LENS

Engineered for those who see photography as a critical expression of self, our Art line offers sophisticated optical performance and abundant expressive power to deliver faithfully on your artistic vision.

DC FOR DIGITAL

These are special lenses designed for APS-C size sensors so that the image circle matches the smaller size of the image sensor of most digital SLR cameras. Their specialized design gives these lenses the ideal properties for digital cameras, the compact and lightweight construction is an added bonus!

QUIET & FAST AUTOFOCUSING

This lens uses a motor driven by ultrasonic waves to provide a quiet, high-speed AF.

INNER FOCUS

To ensure stability in focusing, this lens moves the inner lens group(s) without changing the lens' physical length.