The Canon TC-DC58D 58mm 1.4x Teleconverter Lens converts the focal distance of the body lens by a factor of 1.4x when attached. This brings the focal distance at telelphoto setting to 196mm. It requires the LA-DC58K Adapter Ring for use with Canon Powershot G10 camera.
In the Box
Canon TC-DC58D 58mm 1.4x Teleconverter Lens for PowerShot G10 Digital Cameras