It is just a hazard of using third-party lenses in today's camera market - there are bound to be compatibility issues from time to time, and lately Sigma and Canon have not been playing nicely.
Sigma today released a memo noting some compatibility issues with Canon's latest release, the 5D Mark IV and also noted some other general Canon compatibility issues. . thephoblographer.com
Specifications and camera compatibility information has leaked out ahead of this weeks launch for the W-P1 wifi adpator. Compatible Cameras: EOS 7D Mark II EOS 5DS R EOS 5DS Specifications: CF card is required when using the Wi-Fi function Wireless standards: IEEE 802. canonrumors.com »
2016-08-22 10:14
CineD mentioned something interesting in their review of the Sigma 28-45mm F1.8 DG DN Art lens. Sigma has already announced that they will launch the following Sigma APS-C lenses for the RF mount – the first three are on my Christmas wish list (Craig if you are listening – ahem). But notably missing were any [...] Source
Last week, a report came out of Japan suggesting that Sigma was no longer producing lens filters, including its UV protective and circular polarizing filters. Sigma tells PetaPixel that this report is false and that the company still makes filters. [Read More]
Sigma's CEO Kazuto Yamaki says that he is "very much personally interested in supporting medium format," and now that the company has filled out its support of full-frame mirrorless, perhaps the time to expand to larger sensors is nigh. [Read More]
In news that I'm sure everyone here knows I'll not like (but we won't get into that today). Sigma seems to have stated that the plans for further RF development are quite a bit away. Sigma's President, Mr Yamaki was talking to Mynavi News at CP+ and shared some information about the question that is on [.
The world's first* F1. 4 diagonal fisheye interchangeable lens for 35mm full-frame. Unparalleled resolving power that overturns the conventional wisdom about fisheye lenses In developing a fisheye lens featuring an ultra-wide-angle and powerful fisheye distortion, SIGMA has achieved a completely new level of artistic potential, combining the world's first F1.
The SIGMA 500mm F5. 6 DG DN OS | Sports is an ultra-telephoto prime lens exclusively for mirrorless cameras that features a 500mm focal length with outstanding image quality in a remarkably compact and lightweight body.
The world of Canon shooters has been talking about RF mount Sigma lenses for the last 5 years, and to a lesser degree, Tamron RF mount lenses. There have been numerous rumors in the past about Sigma announcing something….