Auto-Focusing Issue Affects Limited Number of Sigma Telezoom Lenses

ziggy53

Sigma has issued the following statement:

"Auto-Focusing Issue Affects Limited Number of Sigma Telezoom Lenses"

"List of Lenses Requiring Modification:

• APO 50-500mm F4.5-6.3 DG OS HSM- Serial Number between 10633051 and 10972000
• APO 120-400mm F4.5-5.6 DG OS HSM- Serial Number between 10574001 and 10972000
• APO 150-500mm F5-6.3 DG OS HSM- Serial Number between 10674301 and 10972000

This is a limited problem that will not occur in any lenses other than those specifically listed above."

See the following page for a further description of the issue and what Sigma is proposing for remediation:

http://www.sigmaphoto.com/news/auto-focusing-issue-affects-limited-number-of-sigma-telezoom-lenses

borrowlenses.com

Thanks for the head's up Ziggy.