【Function】UV filter has two functions , one is weaken blue tone in images causing by UV, improving the clarity and color. Other is to protect the lens away from dusty and scratches.
【Import Optical Glass】K&F Concept UV filter made by Germany top optical glass waterproof ,scratchresistant and HD, durable.
【NANOTEC】This UV filter with 18 multi
-layer coating,
99.6% transmittance, effectively reducing the reflection came from both the ground and filter itself, ensuring the true color of photos.
【Eliminates Vignetting】K&F Concept HD uv filter frame only
3.3mm with double side polishing technology no vignetting and the images still clarity even on telephotos lens.