Optional semi long zoom PRJ lens To support optimal projector installation & performance in a wide range of environments, seven types of optical lens ranging from short-throw to long-throw lens are available with glass materials for better focus & large apertures for a brighter image. The lenses are made in Japan to ensure the highest quality. • Throw Ratio: 2.22 ~ 3.67 XGA • Throw Ratio: 2.30 ~ 3.81 WUXGA • Throw Ratio: 2.33 ~ 3.86 WXGA