37mm

Brands: B+W
Clear Protective Filter Absorbs Ultraviolet Light Reduces Bluish Cast of Daylight 1x Filter Factor, No Exposure Change MRC Multi-Resistant...
£18.13
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Brands: B+W
Circular Polarizer Filter 99.5% Transmission, Kaesemann Foils 2 to 2.8x Filter Factor, +1 to 1.5 Stops Helps to Eliminate Reflections and Glare...
£50.69
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