Sure, it's not a pro lens, but it's a great option if you just can't spend the extra money on the 400mm or prefer something smaller. Lens is plastic, but it feels well built, you don't have to worry about the lens adjusting itself if the camera is sitting vertically or you're swinging it around. It often goes on sale for $399-$450!

This lens is exactly what I hoped it would be. Gives me excellent reach in a size that I can carry daily. Good image quality, but not a Pro Lens, since it is small enough carry it daily, I am using a ton