Sigma 17-50/2.8 OS

Started Dec 5, 2011 | Discussions thread
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Tom__Brown
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Sigma 17-50/2.8 OS
Dec 5, 2011

How useful is OS? Is it of benefit, at all?

We're on the cusp of Sigma dropping OS from the Pentax version of this lens and I'm pondering which side of the fence to jump onto.

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-- Tom

 Tom__Brown's gear list:Tom__Brown's gear list
Pentax K100D Pentax K-5 Pentax K-01 Pentax smc DA 14mm F2.8 ED (IF) HD Pentax DA 21mm F3.2 AL Limited +2 more
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