Sony E PZ 10-20mm F4 G APS-C Constant Aperture Power Zoom G Lens (SELP1020G)The world's smallest, lightest ultra wide angle constant F4 APS C power zoom lens Just 2 1 4 long and weighing a mere 6. 3 oz. (55mm, 178 g), this is the worlds smallest, lightest ultra wide angle power zoom lens. Thanks to internal zoom and focus, the lens does not change in length when focusing or zooming, providing a stable center of gravity that is ideal for vlogging or gimbal mounted shooting. The unique combination of outstanding mobility and