Sony Alpha E-Mount 55-210mm f/4.5-6.3 OSS Zoom Lens (Silver) with 3 UV/FLD/PL Filters + Cleaning Kit Type: Fixed Length Lens Focal Length: 10 mm Camera Mount: Sony (E mount for NEX) Compatibility: Sony Diameter: 49 mm Focus Type: Auto Focus Filter thread (Diameter): 49 mm Weight: 1.83