The Fujifilm Fujinon YV5x2.7R4B-2 is a 5x manual lens with wide angle view and fast f/1.3 maximum aperture. Advanced design and engineering along with special optic glass provides superior image quality with IR sensitive day/night cameras and monochrome cameras as well as color units. It has a variable focal length from 2.7mm to 13.5mm that results in wide to medium views throughout its zoom range. On a 1/3-inch CCD camera the lens will show an extremely wide 99deg. horizontal angle of view and at full zoom the lens shows 20deg. On 1/4-inch CCD cameras the lens shows 74deg. and 15deg. respectively.