What is the general size of a photo?

1, 2.5X3 inches-commonly known as 3 inches, also known as "palm treasure" or "wallet photo";

2, 3.5X5 inches -3r, commonly known as 5 inches;

3, 4X6 inch -4r, generally called 6 inch.

4, 5X7 inch -5r, commonly called 7 inch;

5, 6X8 inches -6r, commonly known as 8 inches;

6. 7X 10 inch -7R, commonly called 10 inch;

7.8X 10 inch-this is the kind of 20x25cm that is often required in movie competitions;

8. 10X 12 inch-also a common size;

9, 1 1X 14 inch-mostly the size of the photo studio album;

10, 12X 16 inch-general 135 negative magnification size, complete composition;

1 1, 16X20 inch-135 the limit size of film;

12, 20X24 inches-the maximum magnification size of the studio.

: photo specifications (inches) (centimeters) (pixels) Digital camera type:

1 inch 2.5 * 3.5cm 413 * 295; ?

Certificate photo 3.3 * 2.2 390 * 260;

2 inch 3.5 * 5.3cm626 * 413;

2 inches smaller (passport) 4.8 * 3.3cm567 * 390?

5-inch 5x3.512.7 * 8.91200x840/kloc-0.0 million pixels;

6 inch 6x415.2 *10.21440x960 or more10.3 million pixels;

7-inch 7x517.8 *12.71680x1200 or more 2 million pixels;

8-inch 8x620.3 *15.21920x1440 with more than 3 million pixels;

10 inch10x8 25.4 * 20.3 2400x19204 million pixels or more;

12 inch12x10 30.5 * 20.3 2500x2000 or more 5 million pixels; ?

15 inch15x10 38.1* 25.4 3000 x 2000 6 million pixels.