photo:olympusmzd20mmf1.4
Olympus/ OM system mZD 20mm f/1.4
Introduction
Specs
20mm f/1.4 giving 57-degree angle of view
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11 elements in 10 groups incl. three ED elements, one 'Super ED' element, two super HR (high-refractive) elements and two aspherical elements
ZERO nano lens coating plus flourine protective coating to front element
9 circular aperture blades
58mm filter
“feathered” bokeh
61.7mm (2.43“) x 63.4mm (2.5”)
247g
$US799
Reviews
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vignetting at f/1.4 but largely gone by f/1.8
sharpest at f/4-5.6 but only marginally better than wide open
slight longitudinal chromatic aberration (LoCA)
no ugly onion-ring bokeh effect or dirty bokeh but there is some cat's eye towards the edges
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photo/olympusmzd20mmf1.4.txt · Last modified: 2021/12/12 10:45 by gary1