Sony E PZ 18-105 mm F4 G OSS Camera Lenses for E-mount cameras. Quiet power zoom with SteadyShot image stabilisation and zoom lever. An advanced optical design that incorporates two ED (Extra-low Dispersion) glass elements. The length of the lens remains constant while zooming or focusing. Zoom reversing is available after software update. Fingertip control of zoom speed via the zoom lever on the lens barrel or the zoom ring makes it possible to zoom smoothly. Specifications: Mount: Sony E-mount, Format: APS-C, Focal-Length: 18-105mm, Focal-Length (mm): 18-105mm, Focal Length (35mm) (APS-C): 27–157.5 mm (APS-C), 35mm equivalent focal-length (APS-C): 27-157.5mm, Product Name: E PZ 18-105mm F4 G OSS, Lens Groups/Elements: 12/16, Minimum Aperture (F): 22, Angle of View (APS-C): 76 degrees-15 degrees, Lens Groups/Elements: 12-16, Maximum aperture (F): 4, Aperture Blades: 7 blades, Angle of View (APS-C): 76 degrees–15 degrees (APS-C), Angle of View (35mm): 16 elements/12 groups, Circular Aperture: Yes, Minimum Aperture (F): 22, Minimum Focus Distance: 0.45 m (W), 0.95 m (T), Aperture Range: F4–22, Aperture Blades: 7, Circular Aperture: Yes, Maximum Magnification ratio: 0.11x, Filter Diameter: 72 mm, Minimum Focus Distance: 0.45 (Wide)-0.95m (Tele) (1.48 (Wide)-3.12ft (Tele)), Minimum Focus Distance (Tele): 0.95m (3.12 ft), Maximum Magnification ratio (x): 0.11x, Elements and Coating: 16 elements/12 groups, Filter Diameter: 72mm, Filter Diameter (mm): 72mm, Image stabilization (SteadyShot): Optical SteadyShot, Zoom system: Power zoom, Minimum Focus Distance (Wide): 0.45m (1.48 ft).