The Fujinon HA14x4.5BERM HD ENG Super Wide Angle Lens supports 2/3" format cameras and offers features such as Quickzoom and Zoom Limit. Inner focusing allows the lens to move the inner lens group without altering its length, thereby ensuring stability while focusing. With the cruise zoom feature, you can set the speed to ensure a constant zoom speed. In addition to a 14x zoom ratio and 2.2x extender, the HA14x4.5BERM lens offers Digi-power servo for production and other applications requiring high optical quality. The super wide-angle lens provides a focal length of 4.5 - 63mm (1x) / 9.9 - 138mm (2 x 0.2) and a maximum relative aperture of 1:1.8 (4.5-41mm) / 1:2.8 (63mm). With a minimum object distance of 0.3m and a filter size of 127mm (P = 0.75), the lens offers a QuickFrame option and can provide macro/close-up images. Supports 2/3" format cameras Offers features such as Quickzoom and Zoom Limit Inner focusing - allows the lens to move the inner lens group or groups without altering its length, thereby ensuring stability while focusing Cruise zoom - you can start zooming in or out and set the zoom speed to ensure a constant zoom speed 14x zoom with 2.2x extender Offers Digi-power servo for production and other applications requiring high optical quality Focal length of 4.5 - 63 mm (1x) / 9.9 - 138 mm (2 x 0.2) Maximum relative aperture - 1:1.8 (4.5 - 41 mm) / 1:2.8 (63mm) Minimum object distance - 0.3m Object dimensions at MOD - 743 x 418 mm (1x) 4.5mm / 51 x 29 mm (2x) 63mm Angular field-of-view - 93?38' x 61?50' (4.5 mm) / 8?42' x 4?54' (63mm) Filter size - 127mm / P = 0.75 Offers a QuickFrame option and can provide macro/close-up images