The Sigma Rear Filter Holder FHR 11 is an accessory exclusively designed for the Sigma 14mm F1.8 DG HSM Art lens Canon fit, and it enables photographers to use a filter gel sheet with the lens. By attaching it to the rear of the lens, it will allow more freedom of expression. Please do not attempt to attach it to any other lens or mount.
Price: £34.99 from Wex Photographic
The Sigma 46mm Filer Holder is designed to hold Sigma's rear filters to protect the large telephoto EX lenses using the rear drop in system.
The Sigma 105mm Protector filter is developed to protect the lens surface from dirt and dust as well as scratches. It is an ideal filter for regular use as it is completely colourless so does not affect colour reproduction.
The Sigma 46mm Protector filter is developed to protect the lens surface from dirt and dust as well as scratches. It is an ideal filter for regular use as it is completely colourless so does not affect colour reproduction.