The 63340044 filter is used exclusively in EIKI's EK-3xx series, EK-1xx series (except 103X), and WBS500 / XBS500 projector.EIKI 63340044 Filter$60.00PriceQuantity*Add to CartProjector ModelsCurrent Models: EK-130U EK-131W EK-308U EK-309W EOL / EOS Models: EK-120U / 121W EK-100W EK-101X / 102X EK-110U EK-303U / 305U / 306U EK-301W / 307W EK-302X