SainSonic 50mm f/1.4 CCTV Cine Lens
This is a CCTV Cine lens for Sony NEX camera, like: NEX-3, C3 and 5.Specifications* Lens Type: Prime: Standard* Focal Length (135 full frame): 50mm* Focal Length (On Nikon 1): 75mm* Aperture (Max.): f/1.4* Aperture (Min.): f/16 - close* Filter Diameter: 34mm* Lens Groups-Elements: NA* Minimum Focus Distance: 30cm