An inch of photos, generally set to wide 2.7cm, high 3.6cm, resolution of 300 pixels per inch. However, the number of pixels depends on what the use is. If it is flushing, the resolution is generally used to 300dpi, that is 295*412. If it is online to see the resolution of the general use of 72dpi on it, that is 71*99.
The usual 1-inch photo size is 2.5*3.5cm, but the number of pixels depends on what the use is.
Common Photo Size comparison chart
If it is flushing, the resolution is generally used to 300dpi, that is 295*412. If it is online to see the resolution of the general use of 72dpi on it, that is 71*99.
Common Photo Size list:
Photo Size (inches) (cm) (in pixels)
1 inch 2.5*3.5cm 413*295
ID card 3.3*2.2 390*260
2 inch 3.5*5.3cm 626*413
Small 2 inch (passport) 4.8*3.3cm 567*390
5-inch 5x3.5 12.7*8.9 1200x840 above 1 million pixels
6-inch 6x4 15.2*10.2 1440x960 above 1.3 million pixels
7-inch 7x5 17.8*12.7 1680x1200 above 2 million pixels
8-inch 8x6 20.3*15.2 1920x1440 above 3 million pixels
10-Inch 10x8 25.4*20.3 2400x1920 above 4 million pixels
12-inch 12x10 30.5*20.3 2500x2000 above 5 million pixels
15-inch 15x10 38.1*25.4 3000x2000 6 million pixels
In addition, the digital film Forget Pixel is millions of, only look at the long edge of the number of pixels, 1200 out of 5 inches 1400 out of 6 inches, 1700 out of 7 inches, and so on.