Lens construction 12 elements in 9 groups (1 aspherical lens) Lens name LUMIX G VARIO 14-45mm / F3.5-5.6 ASPH. / MEGA O.I.S. Mount Micro four thirds standard compliant Open aperture F3.5-5.6 Aperture ring - Aperture type 7-blade circular iris aperture Minimum aperture F22Focal length 14-45mm (28-90mm: 35mm format equivalent) Filter diameter 52mm Angle of view 75°-27° Dimensions Maximum diameter Φ60mm, overall length approx. 60mm (from the tip to the lens mount reference plane) Weight approx. 195g