From Sigma:</p>
<p>Thank you for purchasing and using our products.</p>
<p>We would like to announce the update in the lens firmware of the SIGMA 20mm F1.4 DG HSM | Art Canon and SIGMA 24-35mm F2 DG HSM | Art Canon on the SIGMA Optimization Pro.</p>
<p>The latest firmware update makes it fully functional with the Canon Digital Cinema Camera EOS C300 Mark II.</p>
<p>For those customers who own the following products, please update the firmware of the lens via the SIGMA Optimization Pro.</p>
<p><b>Applicable products</b>

SIGMA 20mm F1.4 DG HSM | Art– Canon mount

SIGMA 24-35mm F2 DG HSM | Art– Canon mount</p>
<p><b>Benefit of this firmware update</b></p>
<ul>
<li>It becomes fully functional with the Canon Digital Cinema Camera EOS C300 Mark II.</li>
<li>For SIGMA 20mm F1.4 DG HSM | Art Canon, this lens firmware update also corrects the phenomenon that the images show some underexposure when “Evaluative Metering” or “Center-weighted Average Metering” is selected on Canon EOS-1D X Mark II.</li>
</ul>
<p><span style="text-decoration: underline;">Please be sure to update SIGMA Optimization Pro to the latest version before upgrading the lens’s firmware.</span></p>
<p>You can download the latest version of the software from the following page:

<a href="http://www.sigma-global.com/download/" target="_blank" rel="nofollow">http://www.sigma-global.com/download/</a></p>
<p>We appreciate your consistent support for our company and products.</p>
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