Opteka 58mm 0.3X HD2 X-TREME Super Fisheye Lens for Sony DCR-VX2000, DCR-VX2100, DSR-250, DSR-PD150, DSR-PD150 and DSR-PD170 Professional Camcorders High Definition II - 2 times the resolution of standard high definition lenses Designed specifically for camcorders 180Deg Degree Capability High-index / low-dispersion optical glass, Fully multi-coated, every element 5 Year warranty