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

HONY3D this linear 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 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

can make it to be both linear polarized or circular polarized