●【Dual Functionality】This UV filter serves a dual purpose - absorbing UV rays and reducing blue tones caused by UV, ensuring picture-perfect clarity and color. Plus, it acts as a shield against dust and scratches, extending your lens lifespan. ●【Premium Optical Glass】Crafted with imported Japanese AGC glass, this filter guarantees razor-sharp imagery while preserving the authentic colors of your photos. ●【NANOTEC Coating】Featuring 28 multi-layer coatings, including hydrophobic and scratch-resistant properties, this filter boasts an impressive 99.6% light transmission. This minimizes reflections from both the environment and the filter, providing true-to-life images. ●【Telephoto-Friendly】 With its ultra-slim 3.3mm frame and double-side polishing technology, the K&F Concept HD UV filter ensures clear imagery even on telephoto lenses, with no vignetting. ●【Compatibility Note】Ensure a perfect fit by verifying your cameras lens thread size before ordering. The lens thread size is indicated by a "Φ" (diameter) symbol followed by the size, such as Φ112= 112mm lens thread size.