Sony Alpha E-Mount E 30mm f/3.5 Macro Lens with Backpack + 3 Filters + Flex Tripod + Kit Type: Macro Lens Focal Length: 30 mm Camera Mount: Sony (E mount for NEX) Compatibility: Sony Diameter: 49 mm Focus Type: Auto Focus Lens Construction: 7 elements in 6 groups Filter thread (Diameter): 49 mm