high temperature resistance circular polarized filter for high lumen dual projectors support 33000 lumen

HONY3D this circular polarized filter is very special:
1.) it can work with very high lumen projector, maxmium 33000 lumen projecotrs
2.) with high temperature resistance functions
3.) anti scratch >9 H
4.) with reflection coating
5.) special technology to make it very easy to clean
6.) water proof

this circular polarized filter in pairs, include left and right total 2 pieces, mostly wor for dual projectors. Support high lummen projectors.
the filter will not burn or change any color when meet high lumen projectors