AXIS - 4 mm to 13 mm - Varifocal Lens for C-mountThe AXIS 4 mm to 13 mm Varifocal Lens for C mount is a precision optic engineered for security installations and professional imaging. With a flexible 4 13 mm focal range and a 3. 3x optical zoom, it enables on the fly adjustment from broad scene coverage to tight close ups without swapping lenses. Designed for C mount cameras, this lens delivers reliable performance across surveillance applications and supports demanding imaging tasks in varying