Easy-to-attach bayonet mechanism with lock for quick fit, F2.8 maximum aperture of the lens remains unchanged because no light loss is incurred, Sleek, high quality design, now in black color,

Get the bigger picture with the ultra-wide conversion lens for the SEL16F28 or SEL20F28 lens of your E-mount camera. Bright, high quality optics take you beyond your standard field of view.For a broader view attach the ultra wide converter to the SEL16F28 or SEL20F28 lenses. The bayonet type attachment makes it easy to secure the lens and start shooting.