K&F Concept 40mm Ultra-Slim CPL Circular Polarizer Filter for Vantrue E1, E2, E3, E1 Lite, S1 Pro, N4 Pro N5 Dash Cam, Reduce Glare and Reflection, Enhance Contrast

【Compatible Note】This 40mm CPL filter is used for Vantrue N5, N4 Pro,S1 Pro, E1, E1 Lite dash cam, E2, E3 front lens. Note: It doesn't work for other Vantrue dash cams.
【CPL Function】It can effectively reduce reflections, enhance contrast and boost saturation while retaining neutral color rendition in all your shots. Remove 99.9% polarizing light, wiht 45% transmittance.
【Aircraft-Grade Aluminum】Aluminum alloy CNC non-slip design, easy to install and remove the filter. Super slim 5.5mm rim profile greatly avoids vignettes on wide-angle lenses.
【Nanometer Coatings】With multi-layer nanometer coating, ensure the image and video quality, durable enough.

40mm CPL filter is used for Vantrue N5, N4 Pro,S1 Pro, E1, E1

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