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photo:mft45mm

45mm "portrait" lenses for Micro Four Thirds

introduction

comparison of AF lenses

Olympus mZD 45mm f/1.2 Panasonic Leica DG 42.5mm f/1.2 Olympus mZD 45mm f/1.8
price $ $US1599 $US399
weathersealing Yes No No
weight g 425g 115g
length mm 77mm 46mm
filter mm 67mm 37mm
diaphragm 9 rounded 7 rounded
close focus m 0.5m 0.5m
dXoMark score ? 30 27
sharpness wide open % accutance centre, % at edge 70% accutance centre, 61% at edge 63% accutance centre, 59% at edge
transmission wide open T T1.7 T2.0
distortion % 0.3% 0.1%
vignetting at f/1.8 EV (EV at f/1.2) ~0.6EV (1.2EV at f/1.2) 0.7EV
lateral CA at edge at f/1.8 micron > 18 micron (18 at f/1.2) a result of fringing in the extreme corners of the frame 4micron
shallow DOF 90mm f/2.4 85mm f/2.4 90mm f/3.6
bokeh ovoid at periphery, but no onion bokeh. round at periphery, nicer than the Panasonic G 42.5mm f/1.7 Power OIS
long. CA
coma
notes MF clutch; Lens Fn button; TBA late 2017? Power OIS; aperture ring but not clickless and doesn't function on Olympus cameras; as sharp as the superb Oly 75mm f/1.8 AF slightly noisy
photo/mft45mm.txt · Last modified: 2017/09/28 02:32 by gary1