Here's a low-cost & HD wide angle solution. The .5X Wide Angle Adapter offers a lightweight single-element design that allows the user to go substantially wider without noticeable distortion. This adapter increases the angle of view and it allows close focusing — right up to the lens front — on many camcorders. When this adapter is attached & angle of view is increased by 50%. Partial zoom adapter & allows zoom capability from wide angle to about one-third of the zoom range when using the camera in auto focus mode.
Lens attachment features a front filter thread of 67mm
43mm & 37mm Screw-in HD Lens Accessories for Canon HV30/HV20 & Panasonic & JVC & more (37mm to 43mm ring included)
.5X Wide Angle HD Adapter
Angle of View