The Cavision LFC042X37 is a wide-angle attachment that utilizes a small camcorder's 37mm filter threads for attachment. Optimized for small consumer camcorders, this device works well for videotaping in small spaces and from low angles.
Note:
May not work on DSLR lenses without macro focus control.
Multi-Element
This attachment offers three elements within a compact package.
Zoom-Through
This lens possesses the ability to zoom through and focus at most focal points.