62mm Pro series Multi-Coated High Resolution Digital Ultraviolet Filter For Sigma 18-250mm F3.5-6.3 DC Macro OS HSM, Sigma 70-300mm f/4-5.6 DG OS Lens, Sigma 18-200mm f/3.5-6.3 II DC OS HSM Lens, Sigma 105mm f/2.8 EX DG OS Macro Lens, Sigma 30mm f/1.4 DC HSM Lens, Sigma 70mm f/2.8 EX DG Macro Autofocus Lens This ultimate clear uv filter will not affect color balance. It protects lenses from expensive front element damage Reduces lens flare and ghosting Microfiber Cloth 62mm HD Filter