Amazon.com : Opteka .35x HD2 Super Wide Angle Panoramic Macro Fisheye Lens for Canon GL2 GL1 MiniDV Digital Camcorder : Camera Lenses : Electronics
Opteka 500mm/1000mm f8 Super Telephoto Lens for Canon EF Mount EOS DSLR Cameras | eBay
Amazon.com : Opteka 0.35X Professional Super Wide Angle Fisheye Lens with Macro Close Up for Canon Vixia HF G40, G20, XF205, XF200, XF105, XF100, XA35, XA30, XA25, XA10, XC10, GL2 and GL1
Opteka 500mm/1000mm f6.3 Telephoto Lens for Canon EOS RF R10 R7 R6 R5 R3 Ra RP R | eBay
Opteka 12mm f/2.8 Lens for Canon EF-M OPTM1228C B&H Photo Video
Opteka 0.3X HD Fisheye Lens for Canon Camcorders - Sears Marketplace