SONY SAL50F14Z Carl Zeiss Planar T 50mm f/1.4 Lens Black Type: Fixed Length Lens Focal Length: 50 mm Aperture: Maximum: f/1.4 Minimum: f/22 Compatibility: Sony's full-frame a99 camera Diameter: 72 mm Minimum Focus Distance: 1.6 (.45 m) Magnification: 0.14x Lens Construction: 8 elements in 5 groups
