SIGMA releases new firmware for the 500mm f/4 DG HSM OS, improves performance with R5 and R6

Last updated: July 9, 2021 12:37 pm

Published: July 9, 2021

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SIGMA has released a firmware update for the SIGMA 500mm f/4 DG OS HSM Sports that improves performance when using the Canon EOS R5 and Canon EOS R6.

SIGMA 500mm f/4 DG OS HSM v2.03

It has improved the AF speed when used in combination with the Canon mount adapter EF-EOS R series attached on Canon EOS R5 and EOS R6.

Download firmware v2.03 from SIGMA

Thanks David

TAGGED:EOS R5 EOS R6 firmware Sigma 500 f/4 OS Sport

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Craig is the founder and editorial director for Canon Rumors. He has been writing about all things Canon for more than 17 years. When he's not writing, you can find him shooting professional basketball and travelling the world looking for the next wildlife adventure. The Canon EOS R1 is his camera of choice.