I was sitting outside with the lens on my D 7200 looking for birds, and got several. No surprise there View attachment 1344024 View attachment 1344025 View attachment 1344026 , predictably sharp meeting expectations. Roughly 25 feet away, I saw a small butterfly in a bush. Here are three shots hand held, unsupported. I have used telephoto lenses for insects for years, usually the AF Nikkor 75-300 4.5 5.6 at six to 8 feet. These, under the conditions, the light was leaving, amazed me.