Selling as-is. This was picked up at an estate sale. I have tested the lens to the extent that it will auto-focus, operate in wide and zoom, and takes a photo, using a Canon EOS Rebel XTi digital camera. Note, the focus rings are rubber and the forward ring is tacky to the touch. I show a pic pointing to the ring. From the WEB.... Canon EF 70-300 image stabilized zoom lens specs Here are the specifications for the Canon EF 70-300mm image stabilized zoom lens: Image Stabilizer 3rd generation Image Stabilizer Effective at 4 stops Optical 12 elements in 9 groups 1 UD lens element Diffractive Optics Ultra-low dispersion glass element Aperture Maximum aperture: f/4.5-5.6 Minimum aperture: f/32-38, f/32-40 Thank you for looking...