More from Amazon.com : http://www.amazon.com/gp/product/B00009UTK3?tag=purrfectcatdi-20
Insta-Wide: Semi-Fisheye Ultra-Wideangle Lens 0.3X with universal sized(27-37mm thread) mount
Magnification Nominal 03XActual 03Xdiagonal
SizeWeight 50mm x 13mm40gr
Limited in use at maximum wideangle setting
It does not focus in infinity focus setting
Set the camera in AUTO mode while the lens is attached