Green.L Penflex 77mm 77 mm Circular Polarizing C-PL CPL PL-CIR
Penflex 77mm Circular Polarizing C-PL CPL PL-CIR. Circular Polarizing (CPL) Filter. Using the filter. For black and white photo taking. If the filter is used together with R(25A). the infrared effects shall be produced.