Canon RF 16mm F2.8 STM Lens

Fast aperture ; Basically weightless ; Great image quality ; Affordable

Awkward barrel controls ; Chromatic aberration in corners ; Vignettes at larger apertures

Slim, light form factor ; Ultra-wide angle of view ; Sharp, colorful imaging ; Hybrid manual focus/control ring ; Very affordable

Heavy optical corrections influence angle of view ; Skips dust, splash, and fluorine protection ; Audible focus action ; Lens hood not included

The Canon RF 16mm F2.8 STM opens up wide-angle imaging to more photographers thanks to its $300 price, and delivers more than you'd expect from a low-cost lens.

Ultra-wide viewing angle ; Pretty fast aperture rating ; Amazingly compact and lightweight ; Very well priced

Uncorrected barrel distortion is huge ; Lens hood sold separately ; No weather-seals or IS

The Canon RF 16mm f/2.8 STM, like the RF 35mm, 50mm and 85mm primes before it, makes a convincing case for leaving a standard zoom lens out of the shooting equation and sticking to prime numbers. And even if you do generally shoot with a standard zoom,...