K&F Concept UV Filter Lens Protection Filters (Nano-D Series) Features: 1. Imported optical glass, the light transmittance is as high as 98.3%; 2.24-layer nano-coating process; 3. Double-sided polishing process, showing high-definition picture quality; 4. The anti-reflection green film can effectively reduce the reflection on the surface of the filter; 5. Multi-layer nano-coating, dust-proof, waterproof, anti-fouling, anti-mildew to protect the lens; 6. Ultra-thin frame design, can effectively prevent vignetting when using a wide-angle lens; 7. The frame knurling design is convenient for disassembly and assembly.

• Ultra-thin frame design: can effectively prevent vignetting when using a wide-angle lens; The frame knurling design is convenient for disassembly and assembly.
• Size Note: Focal length (mm) ≠ Filter size (Ømm)! This screw-in filter is designed for lenses with a Ø77mm filter thread. Please verify your lens or lens cap for the thread size, which is must indicated with a "Ø" symbol. (Only look for Φxx mm, not the xx mm focal length!)
• K&F CONCEPT is the world's No.1 brand in terms of lens filter online sales volume among camera-accessory-focused brands. Source: Euromonitor, 2024 data.

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