The model HD-5050PRO Super Wideangle conversion lens is designed to broaden the angle of view, including 100% more area in the picture, when attached to the lens of Digital Video Camcorder. It's compatible with the whole zoom area and stays in focus. The HD-5050PRO is made of the high-index optical glass elements with new concept of lens designing using three-group/four-element lens formula. This new concept in designing the lens made it possible to achieve an amazing high definition wideangle lens of the 600 lines/mm resolution power at center (MTF30%).