Coupon Codes May — Up to 20% OFF K&F Concept Members

K&F Concept founded in 2011, they are a one-stop provider of fine photography solutions. They specialize in the design and manufacture and sale of photographic equipment. K&F Concept is committed to creating professional and innovative products and backed by friendly and timely service, to please the valued customers all over the world. For example, its 77MM filter adopts a filter made of high-quality German optical glass with the highest light transmittance and no color projection; the aviation aluminum alloy frame is ultra-thin and lightweight to avoid the vignetting of the wide-angle lens. The particularly sturdy frame ensures durability and interference prevention. Reduce the amount of light from three tops, a long-term exposure tool; multi-layer coated nano-filters, effectively reduce surface light reflection and improve image quality.