The size of a one-inch photo is 2.5cm in width and 3.5cm in height.
A one-inch photo refers to a one-inch photo, usually used as an ID photo. In order to ensure that the photo quality is consistent with the size, angle, posture, color, etc. of the portrait, the Ministry of Public Security formulated and announced the technical standard for digital photos for ID card production (GA461-2004).
All photos must be recent, full-face, color headshots without hats. The head occupies 2/3 of the photo size, with a white background and no borders. The image is clear, rich in layers, natural in expression, and without obvious distortion. The photo size is 25mm. ×35mm.
Extended information:
Other special photos:
1. First-generation ID card photo: (black and white headshot): 2.2cm x 3.2cm
2. Second-generation ID card photo: 2.6cm x 3.2cm
3. Black and white smaller one inch: 2.2cm x 3.2cm
4. Black and white large one inch: 3.3cm x 4.8cm
5. Colorful one-inch small blue background: 2.7cm x 3.8cm
6. Colorful one-inch small white background: 2.7cm x 3.8cm
7 , Colored small one-inch red base: 2.7cm x 3.8cm
8. Colorful one-inch large red base: 4.0cm x 5.5cm
9. (1 inch/2 inch) 150- 200KB 640x480 (300,000) 2.5×3.5cm/3.5x5.3cm;
10. Smaller inch: 2.2×3.2cm
11. Larger inch: 3.3×4.8cm
p>12. Small second inch: 3.5×4.9cm
13. Large second inch: 3.5×5.3cm