Concept 37mm PL Filter with Lens Cap for Reflection High Thin Circular Polarizing CPL Includes 1 Cleaning Cloth K&F Reduction, Transmission, Frame,

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The 37mm PL filter is made of Japanese-made optical glass and has 18 layers of anti-reflective coating to reduce reflected light on the filter surface. (This filter cannot be used for telephoto photography.) *There is a mixture of old and new exteriors, but the contents are the same. Compared to regular polarizing filters, this product's surface coating prevents the filter from becoming moldy or cloudy even after long-term use. The included high-quality lens cap features an innovative non-spring design to prevent spring deterioration and other issues. The inner structure allows for quick installation and fits a variety of lenses. The included cleaning cloth is made of microfiber, offering excellent absorbency, breathability, and cleaning power. It can easily remove stubborn oil and sebum stains. It will not damage the coatings on lenses, filters, or other optical equipment. To make it easier to attach and remove from the lens, the outer frame of the lens filter is knurled with a CNC trapezoidal pattern to prevent slipping. *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. The 37mm PL filter is made of Japanese-made optical glass and features 18 layers of anti-reflective coating to reduce reflected light on the filter surface. (Note: This filter cannot be used for telephoto photography.)