Pixco Pro Focusing Infinity Focal Reducer Speed Booster with Optical Glass Lens Adapter for Canon FD FL to Sony E Mount NEX-6 NEX-5R NEX-5N NEX-7 NEX-F3 With Optical Glass Normally ,the shipping time is about 6~15 working days to USA. Increase exposure to 1 stop, and you can use faster shutter speed to shoot an image Works fine, closely combined with the bayonet smooth, like the original lens. Full manual operation, manual focus, manual iris adjustment can be achieved with body manual exposure, aperture priority exposure, combined infinite focus. Compatible with: Canon FD Lens, Sony NEX E Mount Camera.