- Enables compatible Haida rear filters to be fitted behind the lens rear element.
- Designed for select Sigma Art lenses with Canon EF mount that lack traditional front filter threads.
- Precision-engineered aluminium construction.
- Replaces the existing lens rear ring using the included mini screwdriver.
- Allows compatible rear filters to be installed and removed as needed.
- Can remain installed without affecting lens operation or performance.

The Haida Rear Filter Adapter Ring provides a mounting solution for compatible rear filters on select Sigma Art wide-angle lenses. Remove the existing rear ring with the supplied mini screwdriver and install the adapter in its place. Once fitted, the adapter can stay on the lens for convenient filter changes.

Key Features
Model: HD4644
Product Code: 55326
Lens Compatibility: Dedicated select Sigma Art lenses with Canon EF mount
Filter Compatibility: Compatible Haida rear filters
Ring Material: Aluminium
Knurling: No
Package Weight: Approximately 36.3g
Box Dimensions (L × W × H): Approximately 9.91cm × 9.65cm × 1.27cm

Compatibility
Sigma 14mm f/1.8 DG HSM Art Lens for Canon EF
Sigma 14-24mm f/2.8 DG HSM Art Lens for Canon EF
Sigma 12-24mm f/4.0 DG HSM Art Lens for Canon EF

What's in the box?*
1x Haida Rear Filter Adapter Ring
*Lenses, filters, cameras and other accessories not included.