Opteka 10x Macro Close-Up Lens for 58mm Threaded Digital Camera Lenses, Preowned | eBay
OPTEKA 10x Macro 58mm Achromatic Diopter High Definition Digital Lens; New/ Box | eBay
Opteka 58mm 10x HD² Professional Macro Lens for Digital Cameras
Amazon.com : Opteka 58MM 0.35x Fisheye Wide Angle Lens Compatible with Canon DSLR Cameras Including Macro Close Up Attachment : Camera Lenses : Electronics