Ultra-wide field of view mixed with a compact and portable design, the Canon RF 16mm f/2.8 STM is a sleek everyday wide-angle prime. Blending a compact, lightweight design with a bright maximum aperture, this rectilinear ultra-wide comes in handy when photographing interiors and architectural subjects, as well as broad landscape views and astrophotography scenes. This lens, serial number 2512001185, is one of the best that you’ll find. It’s been meticulously inspected, cleaned, sanitized, and tested on-camera, and it’s as close to flawless as any I’ve seen. And everything works just as it should. Photos are of the actual items being offered for sale. They are not touched-up, Photo Shopped, or otherwise altered.