Sony Carl Zeiss Sonnar T E 24mm F1.8 ZA Lens 10PC Accessory Kit. Includes 3PC Filter Kit (UV-CPL-FLD) + 4PC Macro Filter Set (+1,+2,+4,+10) + Lens Pen + Cap Keeper + Microfiber Cleaning Cloth Carl Zeiss Sonnar Optics Large f/1.8 Aperture Aspherical Lenses--Distortion Control; Smooth, Quiet Autofocus for Video ED Element Fights Chromatic Aberration; Circular Aperture Direct Manual Focus to Fine-Tune Focus