Leica DG vario-summilux – Leica camera ag’s strict quality standards optimized for photo/video has been developed into this ruggedized Mirrorless micro Four Thirds mount lens.
F1. 7 full range – F. 17 high-speed aperture brightness is available across the entire zoom range of 10-25mm
Stepless aperture – a stepless “De-Clicked” aperture ring and micro-step Drive aperture system provide smooth transitions when scene brightness changes rapidly.
Reduced brightness shifts - The optical design achieves exceptional barycentric stability to minimize image shifts during zooming.
Clutch focus –a focus Clutch Mechanism enables instant AF/MF switching and accurate manual focusing Plus an inner focus Drive system provides near silent operation.
Product From USA