The Raynox HD-7000 Pro 58mm High Quality Wideangle Conversion Lens is made of the high index optical glass elements with three-group/three-element lens formula. And it is possible to achieve an amazing high quality wideangle lens of 540 lines/mm resolution. It's compatible with whole zoom area and stays in focus. There will be no reduction of light value when this conversion lens is attached on the camera's lens.
In the Box
Raynox HD-7000 Pro 58mm 0.7x High Quality Wide Angle Converter Lens