Sharp PG-D2510X, 2500 ANSI lumens, DLP, XGA (1024x768), 1100:1, 40 - 300", 55.1 - 496.1" (1.4 - 12.6 m) Sharp PG-D2510X. Projector brightness: 2500 ANSI lumens, Projection technology: DLP, Projector native resolution: XGA (1024x768). Light source type: Lamp, Service life of light source: 3000 h, Service life of light source (economic mode): 5000 h. Focus: Manual, Focal length range: 19 - 22.7 mm. Analog signal format system: NTSC 3.58. Serial interface type: RS-232 https://www.projectorcentral.com/Sharp_PG-D2510X_conference_projector_review.htm The Sharp PG-D2510X 2,500-lumen projector is well suited for the classroom and the conference room, and at 6.2 pounds, it ranks as one of the lightest (and smallest) projectors in its class.... You get a lot of brightness and many presenter conveniences with Sharp's new PG-D2510X. It may lack a digital input and suffer a little in the contrast category compared to other DLP projectors, but for an XGA projector that can handle high ambient li...