Used TRIAD Triad PL-FS100 Converter for Sony NEX-FS100 Camera, Without Support Plate

The Triad PL-FS100 converter locks easily onto your Sony camera like a regular lens. And to make sure that you will always have a sharp image the Triad PL-FS100 converter is equipped with a back focus option, which is adjustable to get every lens the right distance between sensor and lens. The back focus has markings so you will know precisely where you need to place the focus and it can be locked down when the focus is just right.