82mm Circular Polarizer Lens Filter with Filter Cap Optical Glass Ultra Slim Polarizing CPL Filter with 24 Multi-Layer Coatings for Camera Lenses Nano-Dazzle Series

SKU: KF01.1793V2

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You can stack filters. Just buy filters of the same caliber and stack them (e.g., a 77CPL filter and then stack a 77 ND filter). 
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After laboratory testing, it can be guaranteed that there is no vignetting at the 16mm end when using a nikon Z 7 with a Nikor 14-30mm Sline. 
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1 stop of light reduction. 
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It eliminates reflected light, restores the original color of objects, and increases color concentration. 
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The polarization effect of the polarizing filter is different for different angles. If the lens is wide and the shooting range is too large, the polarization at certain angles will be stronger, which will be darker. 
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Yes, high-definition image quality is guaranteed at a telephoto of 550mm. 
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It can effectively reduce the reflection on the filter surface and reduce ghosting and other problems.