You can project even if there is ambient light in the room. The SVGA resolution ES550 delivers an impressive 2800L, ensuring that even during the day everyone can clearly see the projected image. Reduce the number of lamp changes with lamp life of up to 6000 hours. The lamp is conveniently located so that it can be changed without removing the projector from a ceiling mount - saving you time and money. High contrast ratio, 5000:1 for a crystal clear viewing experience. Ensure you have your audience's attention during a presentation with crisp whites and ultra-rich blacks making text and graphs easier to read. Bring images and video alive on the big screen for a fantastic viewing experience. Optoma 5 year colour and imager guarantee means you can rest assured that the image performance will not degrade compared to other leading technologies.