This is a large-aperture lens with an FD mount. It has yellowing. The f/1.2 rendering is quite soft. Stopping down the aperture improves sharpness. There are fungus marks. There is dust and external scratches. Please consider it as junk. Sample photos were taken with a full-frame mirrorless camera. Focal Length...19-70mm Maximum Aperture...~1.4 Other Features...Old lens