Sigma recently unveiled their 16mm F1.4 for Sony E-Mount (designed for APS-C sensors) and Micro Four Thirds. Here are initial impressions!
Sony A6700(Sigma 16mm f1.4) vs my A6000 (Sigma 56mm f1.4) : r/SonyAlpha
Sigma 16mm f/1.4 DC DN Contemporary Lens for Sony E with Mac Software & Acc Kit 402965 A M
Sigma 30mm f/1.4 E Mount Sample Images & Review from Sony Alpha Photographers
First Impressions: Sigma 16mm F1.4 Contemporary (E-Mount)
Review: Sigma 16mm f1.4 DC DN Contemporary (Sony E Mount), by The Phoblographer
The Sigma 16mm 1.4 DC DN Contemporary is a high-performance prime with a large aperture of F1.4 designed for APS-C Mirrorless cameras including Sony E
Sigma 16mm F1.4 Contemporary DC DN Lens - Sony E Mount (402965)
First Photos with the Sigma 16mm f1.4 DC DN
Sigma 16mm F1.4 DC DN Contemporary Lens Review
Sigma 16mm f/1.4 DC DN Contemporary Review