The Lens Sharpness Test Card is a valuable addition to your photography kit and will help you to find the sharpest aperture of your camera lens. It will also help to check any chromatic aberrations in your lens quite easily. The Lens Sharpness Test Card is printed A4 (297mm x 210mm) in size on a quality 350gm art board and matt laminated on both sides for protection. It comes folded to a A5 size (210mm x 148mm) making it very portable and easy to store. The Lens Sharpness Test Card is printed on the insidewith the User Guide instructions on the back
