Thank you all for the Daily Deviation
This icon was made for training purposes about two years ago.
I've never actually made anything so complicated back then, so it was a huge test for me. All in all, the final result is rather satysfying, although far from perfect.
Made in Photoshop CS4 with a little help of Wacom tablet.
Edit: I had so many people complaining about the Nikon logo, that I finally decided to fix it.
Here's the lens-only version:[link]