Rollei Extremium UV Round Filter 55 mm - UV Filter and Protective Filter with Titanium Ring in Gorilla Glass with Special Coating - Size: 55 mm : Amazon.com.be: Electronics
Rollei Premium CPL Circular Filter 52 mm (1 stop) - Polarizing Filter with Aluminium Ring, Gorilla Glass with Special Coating - Dimensions: 52 mm : Amazon.com.be: Electronics