Bosch LVF-4000C-D0550 - 5 mm to 50 mmf/1.4 - Varifocal Lens for CS MountBosch LVF 4000C D0550 is a high performance varifocal CS mount lens designed to deliver crisp images and flexible framing for both security deployments and professional photography. With a 5 50mm focal range and a bright f 1. 4 aperture, it captures detailed, high contrast imagery in a broad spectrum of lightingfrom bright storefronts to dim corridors. The 10x optical zoom provides remarkable reach and image fidelity, enabling operators to zoom in on