The next Sigma MFT lens could be a 14mm f/4.0 August 8, 2016 Rumors 0 Comments Egami spotted a new Sigma patent for APS-C and MFT mirrorless systems. It’s a compact 14mm f/4.0 lens. Well, that would be surely a nice lens to have! Like my work and want to support me? Do it for free :) Whenever you go for a shopping just click on those links and buy whatever you want and I will get a small commission for it without you having to pay one single penny extra: Amazon, B&H, Adorama, Olympus US store, FocusCamera, eBay.