Can ultraviolet light penetrate transparent plastic film?
Plastics do not pass through ultraviolet light, but they promote the absorption of calcium, as if in the sun's ultraviolet rays. However, there will still be UV tents, it should also have effect
There are only a few types of plastic, such as PMMA, PC, PEA, which can penetrate ultraviolet light. The general film is not made of these plastics and cannot be transmitted through ultraviolet rays
Depends on what kind of material film, different film on ultraviolet absorption is not the same, and some can absorb all, and some can not
