Sigma claims new firmware makes 150-600mm F5-6.3 AF up to 50% faster
Lens manufacturer Sigma has announced new firmware for its 150-600mm F5-6.3 DG OS HSM | Sports and Contemporary lenses, saying that it makes the autofocusing system up to 50% faster. The firmware applies to lenses fitted for Canon EOS and Nikon F cameras, and can be installed via the company’s USB dock and the Optimization Pro software program.
The company says that in normal conditions the improved HSM algorithm boosts the AF speed of the lenses by between 20% and 50%. The Optimization Pro software needed to install the firmware can be downloaded from the Sigma website.
SIGMA 150-600mm F5-6.3 DG OS HSM | Sports / Contemporary
Firmware update for Canon and Nikon mount
We would like to announce the availability of a new firmware update for the SIGMA 150-600mm F5-6.3 DG OS HSM | Sports in Canon and Nikon mount, and the SIGMA 150-600mm F5-6.3 DG OS HSM | Contemporary in Canon and Nikon mount. This firmware update can be installed using SIGMA Optimization Pro, the dedicated software for the SIGMA USB DOCK.
Benefit of this firmware update
The latest firmware update improves the AF algorithm of 150-600mm F5-6.3 DG OS HSM lenses and further enhances AF speed by optimizing HSM (Hyper Sonic Motor) drive control. Depending on shooting conditions, it is expected to increase autofocus speed by approximately 20%, to a maximum of 50%, during normal shooting as well as when using “Speed Priority” set through SIGMA Optimization Pro.
For customers who own the SIGMA USB DOCK and applicable products listed below, please update the firmware using SIGMA Optimization Pro. Please ensure SIGMA Optimization Pro is updated to Version 1.2 before updating the lens firmware.
For customers who do not own a SIGMA USB DOCK, please contact Sigma Imaging (UK) Ltd for details about updating the firmware free of charge.
SIGMA Optimization Pro Download page
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