Viltrox AF 23/1.4 XF V1.0.9 Download Here Fixed the issue that may cause a crash when viewing photos and returning quickly Added the function of infinite aperture Fixed the twitching problem when video focusing on the X-A5 body Enhance stability Viltrox AF 33/1.4 XF V1.0.9 Download Here Fixed the issue that may cause a crash … Continue reading Viltrox AF 23mm f/1.4, 33mm f/1.4, and 56mm f/1.4 Firmware Updates Released