Support
Customization Service
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Back-focusing Adjustment Service
Fine back-focusing adjustment to achieve optimal performance on your cameras. (charges apply)
Service Request -
Mount Conversion Service
This special service helps convert the mount of your SIGMA lenses to another mount system in order to be compatible with the specification of corresponding camera bodies. (charges apply)
Service Request -
Focus Ring Notation Conversion Service
SIGMA can convert the notation on the focus ring from either feet or meter, and to the other after purchase as necessary (charges apply)
Service Request -
Fully Luminous Painting Service
The specification, gradation baseline, lens change indications, and rings all feature luminous paint for enhanced visibility.
Service Request
The upgrade is available after purchase. (charges apply) -
Torque Adjustment Service
Torque adjustment of each ring to meet users' preference. (charges apply)
Service Request