K&F Concept 37mm Putter Variable ND Filter ND2-400 (1-9 Stops) 28 Multi-Layer Coatings Import AGC Glass Adjustable Neutral Density Filter for Camera Lens (Nano-X Series) - KF01.2373

• 【Import Optical Glass】Crafted from premium Japanese AGC optical glass with an astonishing 28 multi-layer coatings, this ND filter reduces reflections and glare, ensuring superior image quality. 【Putter Design for Precision】The frame is ingeniously designed as a putter, allowing you to adjust the stop accurately. Video shooting users can effortlessly adjust the stop with auxiliary tools. Every visit from ND2 to ND400 is conveniently marked on the frame, providing smooth 360-degree rotation for multi-scene applications. 【Waterproof & Scratch Resistant】Equipped with multi-layer hydrophobic, oil-proof, and scratch-resistant coatings on both sides, the K&F Concept ND filter is fully protected and perfect for adventurous use. 【No Vignetting】Designed for ultra-wide-angle applications, the ultra-slim frame measures only 7.4mm, ensuring no vignettes even at a 16mm focal length. 【Compatibility Note】This ND filter suits all 37mm lenses. Check your camera's lens thread size (usually beside a "ø" diameter symbol) before ordering. Additionally, a 40.5mm lens cap is required for this 37mm variable ND filter.