SDM Autofocus Failure Survey

Is Pentax's quality control improving?

By PF Staff in Third-Party Announcements on Jan 28, 2012

We have recently launched a survey to help us determine whether or not the reliability of Pentax's SDM (supersonic) autofocus system is improving over time.

Take the survey here- it's quick and anonymous.

Thanks for your help in this study!

Sigma 17-50mm F2.8 $75 Rebate

The Lightroom Deal is Back!

Comments

About The Author
PF Staff

PF Staff's avatar Various writers regularly contribute articles to the Pentax Forums homepage blog. More recent articles are published under each author's forum username. We hope you enjoy our guides and news...
More articles by PF Staff →

Share This Article

8,606 Views

Article Categories

Related Reviews

Irix 11mm F4 Firefly & Blackstone

Irix 15mm F2.4 Firefly & Blackstone Review

Trusted Pentax Retailers

Support us by shopping at our partner stores: B&H Photo and Adorama.

Quick Links

Marketplace Listings

About Pentax Forums

We are the ultimate Pentax resource and home of the largest and friendliest forum for Pentax users! Whether you're looking for reviews, want to share photos, or just need help, you've come to the right place. We also offer free photo space and a host of official and unofficial photo challenges where you can test your skills. If you are not yet a member, you're missing out. Come join us- it's free!

Pentax Forum

Create an Account

Support Us

If you've found our site helpful, consider making a donation or buying Pentax gear through our trusted retail partners, B&H Photo and Adorama. By supporting us you help fund future content and site improvements. All site supporters are entitled to an account upgrade.