For 70mai A500S. for 70mai m300. for 70mai S500. for 70mai Rearview Dash Cam S500 CPL Filter. 360° Rotary filter CPL. An optional CPL(Cirular polarizing lens)can be used to reduce. Som e of the light coming from the sky is also polarized to give a more dramatic sky & higher contrast clouds, rendering outdoor scenes with crisper & deeper colours.
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