Lensbaby .42X Super Wide Angle Accessory Lens (Black)
Converts Lensbaby optics from a 50mm focal length to a 21mm focal length, while only slightly shrinking the Sweet Spot. Compatible with the Double Glass, Single Glass, Plastic, and Pinhole/Zone Plate optics as well as our legacy Lensbaby lenses 37mm threaded and screws onto the front of any Lensbaby for ease of use.