Will taking iris photos reveal pupil information?

Usually not. People are worried that taking pupil photos may inadvertently capture the surrounding environment information, such as buildings, streets, people and so on. , may reveal the photographer's geographical location and other information. But there is no such problem when shooting in a regular photography studio.

Also, some people worry that their iris photos will be used for other purposes. At present, the cost of iris recognition is quite high, and photos can't be recognized at all. So, there is nothing to worry about.