This is a Minolta MD Zoom Rokkor-X 100-200mm 1:5.6 zoom lens that comes with a Minolta hood and a leather case. It is a compatible zoom lens for Sony and Minolta cameras with a Minolta MC mount. The lens has a maximum aperture of f/5.6 and a focus type of zoom. It is a part of the Minolta Rokkor-X series and has a focal length of 100-200mm. The compatible filter size is 55mm and it was manufactured in Japan.