Trapezoidal wedges

Thickness

• (no filter) 

  0,35 (7) 0,45 (2)

Material

• Polyester dacron/polyester mylar/polyester dacron (9) 

  Fibre de verre (10) Polyester (3)

Flat width

• (no filter) 

  10 (1) 12 (1) 14 (1) 15 (1) 16 (1) 18 (1) 20 (1) 22 (1) 24 (1)