Talk:Sigma 4.5mm f/2.8 EX DC Circular Fisheye HSM lens

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Specs...[edit]

Doesn't Sigma's "HSM" designation mean an ultrasonic motor? —/Mendaliv/2¢/Δ's/ 18:07, 22 July 2010 (UTC)[reply]

Corrected. DRAGON 280 (TALK/CONTRIBS) 20:48, 17 November 2010 (UTC)[reply]
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