3 5 12 5 6 July 8, 2019 16 32 64 128 3 5 7 12 x 5 6 3 x 5 )- 12 2 x 6 )+ 5 12 5 x 3 )= 6x 5 3 4 x 5 12 5 6 G vario 12 60mm f 3 5 5 6 Panasonic 12 60 mm f 3 5 5 6 3 12 5 6 in fraction 3 5 6 and 5 12 15 5 12 3 8 x 5 6