4.5x3.2, 4.5x3.25, 4.5 x 3.28, 4.5 x 3.2 x 4.2, 4.5 x 3.21 + 6.7, 4.5 x 3.25 notebook, 4.5 3.25 4.5 2 1 3.5 4 2.93 2 2 2.5, 4.5x3.5cm, 4.5x3.5 photo size, 4.5x3.5 cm in pixels
4.5x3.2. There are any references about 4.5x3.2 in here. you can look below.