LensCoatA(R) for the Minolta 600 f4 HS APO LensCoatA(R) Minolta 600 f4 HS APO telephoto lens cover offers your valuable equipment some protection from scrapes and bumps, preserving its resale value. It also helps break up the shape of your lens, making it less noticeable to wildlife. The LensCoatA(R) Minolta 600 f4 HS APO features a clear plastic windows over the distance scale. It also includes an optional piece with Velcro for easy attachment and removal when the lens hood is slid forward.