150 300 400 600 900 1500 2500
(5.16) (7.91) (10.55) (15.64) (23.55) (39.2) (65.21)
50 21 / 16 25.4 25.4 25.4 25.4 25.4 25.4 25.4
80×50 3×2 25.4 25.4 25.4 25.4 25.4 25.4 25.4
80 3 25.4 25.4 25.4 25.4 38.1 38.1 38.1
100×80 4×3 25.4 25.4 25.4 25.4 38.1 38.1 38.1
100 4 1/ 16 38.1 38.1 38.1 38.1 50.8 50.8 50.8
150×100 6×41/ 16 38.1 38.1 38.1 38.1 50.8 50.8 50.8
150 6 38.1 38.1 38.1 38.1 50.8 50.8 76.2