Fujifilm's weather-resistant portrait prime — 137mm equivalent at f/2 with lightning-fast quad linear motor AF.
The Fujifilm XF 90mm f/2 R LM WR was released in 2015 as the portrait prime for the Fujifilm X APS-C system, providing a 137mm full-frame equivalent perspective at f/2 maximum aperture. LM (Linear Motor) provides fast, quiet AF. WR (Weather Resistant) sealing is built in. At 540g and 62mm filter thread it is the dedicated portrait telephoto prime in the Fujifilm XF lens lineup. A manual aperture ring and focus ring are standard.
The optical design uses 11 elements in 8 groups including 3 ED elements. Seven rounded aperture blades produce smooth bokeh. The 62mm filter thread is a Fujifilm premium prime standard. At 540g the lens is moderate. Minimum focus distance of 0.6m. Linear Motor provides fast, quiet AF. WR sealing at multiple barrel locations. f/2 maximum aperture.
The 137mm equivalent at f/2 provides the portrait telephoto perspective for Fujifilm X: at standard portrait distances (1.5-3m), the 137mm compression and f/2 aperture provide strong subject-to-background separation with the flattering compression characteristic of telephoto portrait focal lengths. The LM motor enables fast, near-silent continuous tracking for candid portrait sessions. WR sealing enables outdoor portrait shooting in light rain.
On the used market the XF 90mm f/2 R LM WR is available at mid-range Fujifilm X portrait prime pricing. Condition checks: LM AF motor response, WR sealing at barrel seams, 62mm front element for marks, and aperture ring click consistency. The 137mm equivalent is slightly longer than the 135mm standard portrait telephoto, providing marginally tighter framing at the same distance. Compatible with all Fujifilm X-mount APS-C bodies.