What's the difference between large format, Quan Huafu format and medium format?

Refers to the size of the negative or photosensitive element, from large to small: large format, medium version, Quan Huafu.

In Quan Huafu, the area of electronic film is equivalent to that of traditional film, and this framework is basically very popular in the consumer market. Nikon and Canon sell well in the full-frame camera market. Prices range from ten thousand to thirty thousand to forty thousand. Lycra also has several models from Quan Huafu, but the prices are above 40,000 to 50,000, so ordinary consumers will not buy them.

Medium format is a conspicuous product in the market, and its size is several times larger than that of Quan Huafu. The picture quality is also excellent, generally equipped on Hasselblad, Freescale and Leica cameras, and the price is extremely high, ranging from10-200,000.

Large format, only for special purposes, has not really been pushed to the commercial market, belonging to obsessed photographers, used for creation. The operation is complicated and there are many shots. Surgery is a technical job. The large-format camera weighs dozens or even hundreds of pounds, and it is very big, and there is a black box or something.