.42x HD Super Wide Angle Panoramic Macro Fisheye Lens For The Canon EOS Rebel T1i ,T2i (EOS 550D), XS, XSi Digital SLR Cameras with 18-55mm, 55-200, 75-300mm, 50mm 1.4 Canon Lenses .42x HD Super Wide Angle Panoramic Macro Fisheye Lens A REAL Titanium 0.42x Extra Large Panoramic professional Fisheye lens Lens is multi-coated / High Resolution Precision Optics, Day or Night Auto Focus / Infrared Compatible Includes adapter ring for 18-55 ,55-200 & 75-300mm Canon lenses