Sony Vario-Tessar T* FE 16-35mm F4 ZA OSS The Sony Vario-Tessar T* 16-35mm F4 FE ZA OSS lens for 35mm full frame offers exceptional performance in a compact and lightweight design. The high-quality optical design includes the Zeiss T* coating, five aspherical elements including a large AA (Advanced Aspherical) element with an extremely precise surface, and three ED ("extra low dispersion") glass elements. In addition, there is built-in Optical SteadyShot image stabilization and a constant maximum aperture of F4 throughout the zoom range. Features of the Sony Vario-Tessar T* 16-35mm F4 FE ZA OSS Lens construction: 12 elements in 10 groups Minimum focusing distance: 0.28 m Zeiss T* anti-reflective coating Built-in OSS (Optical SteadyShot) image stabilization Dust and moisture resistant design Filter diameter: 72 mm Package contents Sony 16-35mm ALC-SH134 lens hood Lens caps Case