Photo paper refers to a kind of paper used for printing photos.
It not only has certain thickness and hardness requirements,
but also can be colorful and keep color for a long time.
Technically speaking,
photo paper is coated with a special coating on the basis of ordinary paper,
so that the paper looks brighter, and it can quickly absorb the ink with small particles,
make it solidify, and keep the color of photos bright for a long time. In addition,
the paper texture is relatively hard, high-resolution printing can also effectively prevent ink penetration.
The types of photo paper are: Specular photo paper, suede photo paper, sub specular photo paper, professional photo paper, matte photo paper, gum photo paper, etc. The highlight photo paper is commonly used in the family, and the gum photo paper is used in the big head stickers. On the market, there are also some roll type photo paper produced with dry-type enlarger, with dimensions of 17'x30m, 18'x30m, 24'x30m, 42'x30m and 44'x30m.
There are 6-inch (A6), 7-inch (A7), 1-inch (cut), 2-inch (cut), A4, A3 and other types of photo paper.
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