Pentax SDM Firmware
Dear Pentax, with all due respect with thousands of Pentax users, we have been very disappointed with your DA* lenses containing SDM auto focusing motor for a long time.Thousands of Pentax users from... continue reading »
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"optional screw drive AF in the firmware would also allow the use of converters larger than 1.5x which SDM does not"
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"Sorry Pentax, but I had two failed DA*16-50/2.8 before and today failed my DA*50-135/2.8. All lenses failed with the same problem. Stuck(jammed) focus ring, malfunction of AF and MF too. I'm not considering to buy another DA* lens until situation or QC dr"
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"This Petition has reached 1,000 signatures, I also sign here to support. Hope Hoya/Pentax could listen and respond! But I bet that it will never happen!"
"I won;t buy SDM lenses unless Pentax makes a official statement regarding the issue"
"I support this petition"
"otherwise I can not trust to pentax"
"I have experienced SDM failure on my 16-50 DA* with my K20D"
"Interested in 50-135 when it gets a fixed SDM."
"I just sent an eMail to Pentax Germany and they denied the Problem. I can't afford to fix it on my own costs, since I'm a student. I'm really disappointed by the way Pentax treats valuable costumers."
"50135SDMТСКРДїЗЧчОЄMFФЪУГ"
"I already use the DA* 50-135mm on my K10D. This firmware feature will likely determine whether or not I will buy the DA* 16-50mm or go with a Sigma or Tamron f/2.8 lens."
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"As a wedding shooter I need the most reliable equipment with me on the job, which is why I HAVEN'T bought any SDM lenses. If I can't trust them, I can't work with them. Until a more reliable SDM II is released, I will not buy any SDM lenses."
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