The Fujifilm Fujinon XF 23mm F1.4 R ($899.99) is a wide-aperture prime lens for Fuji X cameras that covers a classic 35mm field of view in full-frame terms. Its f/1.4 f-stop means that it can capture a heck of a lot of light, and also create a shallow depth of field.
Sharp from edge to edge at f/1.4; Minimal distortion; Manual focus clutch; Aperture ring
Lacks stabilization and weather sealing; Pricey