Here are a few more leaked pictures of the upcoming Yongnuo 12-35mm f/2.8-4 STM ASPH lens for Micro Four Thirds: Additional information on the Yongnuo 12-35mm f/2.8-4 STM ASPH lens for Micro Four Thirds: Internal zoom lens Internal autofocusing lens Minimum focusing distance: 13mm (wide angle) Weight: 318g Lens design: 14 elements in 11 groups … Continue reading More leaks of the upcoming Yongnuo 12-35mm f/2.8-4 STM ASPH lens for Micro Four Thirds