Whether you are presenting your ideas in a boardroom or in a classroom the dell 1610hd projector displays graphics and text in bright high contrast detail that helps you get your points across make effective lights on presentations a reality with its 3500 lumens brightness and a maximum projection size of 362 inches at 10 meters projector to screen distance that display your ideas on a grand scale to go a step ahead its contrast ratio of 21001 typical full onfull off and 1280 x 800 wxg