It might seem a very bold move to step outside the current paradigm and trim that 20mm off the focal length, but the advantages of doing so become immediately obvious when the lens is handled.
Excellent sharpness throughout; Beautiful bokeh; Well-controlled CA; Low distortion; Unique close focusing effects in MF; Light and compact; Fast and accurate AF; Fair price; Moisture-resistant construction; Modest vignetting; Superb handling
For some; the loss of 200mm reach