Crazy flares on image after changing the bulb and blowing out dust on my Epson 2040. High transmission lenses with brighter 3D video image, High-tech light-speed LCD shutter technology, High quality stereoscopic 3D solution. DLP Link 3D Glasses, ELEPHAS 144Hz Rechargeable Active Shutter Eyewear for Most DLP-Link 3D Projectors- Acer, ViewSonic, BenQ Vivitek, Optoma, Panasonic, Dell, Viewsonic (4 Pack) 4.2 out of 5 stars. (2) Auto power off function, energy efficiency, Button battery supports 60 hours continuously working time. About this item (1) Support 2016~2022 3D TVs of Sony/Samsung/Panasonic, and Epson RF Projectors, RF communication method, work without emitter, light design, USB rechargeable.