Fujifilm's weather-resistant fast wide-angle prime — 24mm equivalent at f/1.4 with outstanding optics.
The Fujifilm XF 16mm f/1.4 R WR was released in May 2015 as the fast wide-angle prime for the Fujifilm X APS-C system, providing a 24mm full-frame equivalent perspective at f/1.4 maximum aperture. Weather resistant sealing is built in. At approximately 375g and 67mm filter thread it is moderate for an f/1.4 wide prime. The 0.15m minimum focus distance enables extreme close-up wide-angle framing. Nine rounded aperture blades. A manual aperture ring and focus ring are standard.
The optical design uses 13 elements in 11 groups including 2 aspherical and 2 ED elements. Nine rounded aperture blades. The 67mm filter thread is standard for Fujifilm fast primes. At approximately 375g the lens is moderate. Minimum focus distance of 0.15m. Linear AF motor provides fast, quiet autofocus. WR sealing at multiple barrel locations. f/1.4 maximum aperture.
The f/1.4 at 16mm APS-C provides the fastest available Fujifilm X wide prime, combining the 24mm equivalent perspective with f/1.4 low-light and subject-isolation capability. The 0.15m MFD enables close-up environmental compositions — a subject placed at 15cm from the front element with wide background context visible behind. WR sealing enables outdoor use in light rain. Wide-open rendering at f/1.4 shows the character of a fast wide prime: slightly soft corners that tighten substantially by f/2.8.
On the used market the XF 16mm f/1.4 R WR is available at mid-range Fujifilm X prime pricing. Condition checks: linear AF motor response, WR sealing at barrel seams, 67mm front element for marks, and aperture ring click consistency. The XF 16mm f/2.8 WR provides a more compact alternative at one stop less aperture. Compatible with all Fujifilm X-mount APS-C bodies.