codalux filter for NEC 24J38371, 24J38381 for NEC NP-PA500U, NP-PA500X, NP-PA550W, NP-PA5520W, NP-PA600X, PA500U, PA500X, PA550W, PA5520W, PA600X, RICOH PJ WX6170N, RICOH PJ X6180N