SANYO has a rich history in creating and delivering technology-based products to every corner of the globe. SANYO manufactures a broad range of electronic products. SANYO's broad product base is continually evolving in support of newer technologies and changing market trends.PRODUCT FEATURES:U/D Ratio: 8:1 - 1:8;Throw Ratio: 1.2 - 1.5:1;F Stop: 2.3 - 2.8;Length: 9.76".