Wide aperture
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Type

Four Thirds Zoom Lenses that have a Sigma HSM focus motor and have a f/4 or faster aperture

#1

Sigma 10-20mm f/4-5.6 EX DC HSM Four-Thirds

Sigma 10-20mm f/4-5.6 EX DC HSM Four-Thirds

"I shoot a lot of interiors of homes, and this was just the perfect lens to add to my arsenal. Great depth of field, nice and wide, and hardly any distortion." bhphotovideo.com

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Aperture f/4
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Diameter 86 mm
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Focus motor Sigma HSM
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Auto focus Yes
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Weight 0.5 kg
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Zoom range 2x
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Length 89 mm
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Fixed aperture No