The 0.3X HD Ultra Fisheye Lens Adapteruses multi-coated, low-dispersion glass to produce crisp, high-definition video images. Great for dramatic effects and extremely wide fields of view--think sports, think dream sequences, think the HAL-9000 computer--this fisheye adapter screws onto the front of your existing camcorder lens and bends a 180° view into a peephole-style circle. Straight lines become curved, noses become bulbous, eyes become goggly, and objects in your viewfinder will be closer than they appear. HD2: High Definition 2 2x the resolution of standard high definition lenses. DMC: Digital Multi-Coated Greatly reduces the appearance of lens flare and ghosting caused by reflections. BAB: Internal Black Almite Barrel Black matte satin finish reduces reflections. BRG: Black Rimmed Glass Reduces the chance of light reflecting off the edge. High-index / low-dispersion optical glass Fully multi-coated, every element High speed auto-focus / infrared compatible Maximize day & night shots by providing maximum light transmission NOTE: This fisheye lens only fit for camcorders. please confirm your camcorder lens thread size before purchasing. Package included: 1x 0.3X HD Ultra Fisheye Lens Adapter 1x 43-43mm Adapter( for 43mm lens) 1x Screwdriver (to Remove Hood) 1x Lens Pouch 2x the resolution of standard high definition lenses. Greatly reduces the appearance of lens flare and ghosting caused by reflections. Black matte satin finish reduces reflections. Black Rimmed Glass. Reduces the chance of light reflecting off the edge. Maximize day & night shots by providing maximum light transmission NOTE: This fisheye lens only fit for camcorders. please confirm your camcorder lens thread size before purchasing. we offer 43mm. Please check the diameter of the camcorder's filter. This lens only fit for camcorder with filter that diameter is 43mm !!!