The Fujifilm XF 50-140mm F2.8 R LM OIS WR is a zoom lens with normal to telephoto zoom range. The lens is specially designed for use with APS-C Fujifilm system cameras, like the X-T4.

The lens consists of 23 elements in 16 groups and has 7 aperture blades for a soft bokeh. In addition, the lens has 5 extra low dispersion elements and a super ED element for reduced chromatic aberrations and color fringing.

In addition, the lens has Nano-GI coating to counter reflections, flares and ghosting. Focusing is nearly silent and incredibly fast thanks to the triple linear focusing motor. The integrated image stabilization offers up to 5 stops of stabilization.

Finally, the lens has a tripod collar and is dust and splashproof. The lens weighs 995g and has a filter size of 72mm. The angle of view is 31.7° to 11.6°. The lens dimensions are 82.9 x 175.9 mm.