Canon Lens Dust Cap RF CRK remove the entire pack and

remove the entire pack and retrieve liquid

To further reduce the possibility of vignetting when this filter is in use

An OSD stepping motor achieves fast and near-silent autofocus performance along with full-time manual focus override

and hydrophobic AquaDura coating on outer lens protect surfaces and causes water and oil to bead off for easier cleaning and clearer vision

Includes a clamp-style phone mount with an accessory shoe mount

Canon Lens Dust Cap RF CRK remove the entire pack andDedicated to Canon RF mount lenses, the Lens Dust Cap RF protects the lens's rear element from dust and scratches when it is not attached to a camera.