Sigma Releases Mount Converter MC-11 Firmware v.1.12

Sigma has just released a new firmware update v.1.12 for Mount Converter MC-11. This firmware now compatible with the SIGMA 60-600mm F4.5-6.3 DG OS HSM | Sports lens (B&H Photo/Adorama) and Sigma 24-70mm f/2.8 DG OS HSM lens.

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Sigma 100-400mm f/5-6.3 DG OS HSM C Lens Firmware Update for Sony E-mount

sigma-100-400mm-c lens

Sigma has released a new firmware update for Sigma 100-400mm f/5-6.3 DG OS HSM Contemporary lens for Canon EF-mount (Amazon/B&H Photo/Adorama). Version 1.02 of the firmware fixes problems with the optical image stabilization when the lens is attached to Sigma’s Sony E-mount converter MC-11 EF-E.

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Sigma MC-11 Lens Adapter New Firmware Tested on Sony a9

Sigma recently released a new firmware update for Sigma MC-11 lens adapter. You can download this firmware here. This firmware update allows compatibility with the SIGMA 14mm F1.8 DG HSM | Art, SIGMA 24-70mm F2.8 DG OS HSM | Art, Cine Lens 14mm T2 FF EF mount and 135mm T2 FF EF mount from FF High Speed Prime Line.

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Video: Sony a9 AF Test on Canon 300mm & 400mm f/2.8 Lenses !

Dan Watson has tested some long high-end super telephoto prime lenses on Sony Alpha a9 (Amazon/B&H Photo/Adorama). He uses Sigma MC-11 and Metabones Mark IV as adapters for Canon EF 300mm f/2.8L IS II USM Lens and Canon EF 400mm f/2.8L IS II USM Lens on Sony Alpha a9. From video above, we can see that the Autofocus on Sony Alpha a9 is really great. You can watch the full video above.

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Video: Sigma 135mm f/1.8 Art Lens Tested on Sony a9 Using MC-11 Adpater

Dan Watson has tested the a $6,000 dollar combo: Sony Alpha a9 w/ Sigma 135mm f/1.8 DG HSM Art lens using MC-11 adapter. From the video above, we see that the autofocus on Sony Alpha a9 is really good, and a9 eye’s tracking is also works great.
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Sigma is Working on MC-11 Mount Adapter Focus Issue on Sony a9

sigma mc-11 mount converter

Sigma recently announced that the use of its Mount Converter MC-11 and certain Sigma zoom lenses with the Sony Alpha a9 (Amazon/B&H Photo/Adorama) may result in missed focus. According to Sigma USA, the issue may arise ‘occasionally’ when using AF-S mode and while shooting ‘in the telephoto range.’

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Video: Sony a9 High ISO AF Test w/ Canon Lenses Using Sigma MC-11 Adapter

Currently, there are already a lot of tests and reviews of new announced Sony Alpha a9 (Amazon/B&H Photo/Adorama) full frame mirrorless camera. Here is another great video test by Jason Lanier on Sony a9 with Canon lenses using Sigma MC-11 as lens adapter.

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