Panasonic 7-14mm f/4.0 Micro Four Thirds Lens for Panasonic Digital SLR Cameras - International Version (No Warranty)

For Micro Four Thirds Mount CamerasUltra-Wide Angle14-28mm - 35mm Format Equivalent2 Aspherical Lenses / 4 ED LensesContrast AF System SupportContinuous AF/AE Function-Photos/MoviesCircular Aperture Diaphragm/7 BladesMulti-Coated Lens Elements/Reduced Flare   7-14mm focal length 14-28mm equivalent focal length on Micro Four Thirds cameras F4.0 constant maximum aperture; F22 minimum