Pentax smc DA* 16-50mm F2.8 ED AL (IF) SDM

Announced Feb 21, 2007 •
Zoom lens | Pentax KAF2 | 21650
Pentax smc DA* 16-50mm F2.8 ED AL (IF) SDM Ask a question in forums about the Pentax smc DA* 16-50mm F2.8 ED AL (IF) SDM.
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Phil_Rose
By: Phil_Rose (1 month ago)
Posted to: Pentax SLR Talk
44
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Hi all, I just bought a used lens (16-50) on ebay and I'm finding I have some focusing issues and I don't know if I'm being a pixel peeper or if I need to return it. If I zoom in to 50mm and manual focus then pull out it loses focus. I thought a rule of lenses was that you zoom in to get critical focus then pull back out and you should ensure perfect focus that way but this one goes out of focus. Secondly and more importantly, it seems to frequently (though not always) focus just a little...
By: Shivaess (Dec 1, 2013)
Posted to: Pentax SLR Talk
22
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I'm looking to plug a gap in my lens lineup. As you can see from the gearlist below I have the 12-24, 50, 70-200. I would like to plug the 24-50 gap and have been looking at my options. I had been looking at the DA 35 macro, however the old version just sold out and I can't quite bring myself to jump almost twice the price for the new HD coatings. The 16-50 is the next option on my list but I'm still very skittish due to the reliability concerns a subset of the community have voiced and my...
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