Tamron 13VG550ASII-SQ CS-Mount 5-50mm Varifocal Lens

Built for dependable, flexible surveillance, the Tamron 13VG550ASII-SQ varifocal lens gives security integrators a single lens solution for a range of monitoring needs. This Tamron varifocal lens covers 5–50mm (10x optical zoom) so you can quickly switch between wide-area coverage and long-range detail without swapping optics. The bright f/1.4 maximum aperture and aspherical elements enhance low-light performance and image sharpness, improving identification and recording quality for CCTV and security systems.

Engineered for 1/3" format cameras with a CS mount, the 13VG550ASII-SQ includes a DC auto-iris for stable exposure in changing light and a manual zoom with lock to hold precise framing once positioned. Its compact, lightweight construction simplifies retrofits and new installations in retail, perimeter, traffic and critical infrastructure monitoring. Choose Tamron’s reliable optics when you need crisp, consistent footage that aids real-time monitoring and post-event review. Add it to your security camera build or contact our team to specify this lens for your next surveillance project.

• Wide 5–50mm focal range (10x optical zoom) lets you cover wide areas and zoom in on details, reducing the number of cameras required
• Fast f/1.4 aperture and aspherical optics improve low-light sensitivity and image clarity for reliable night and dim-light surveillance
• DC auto-iris and manual zoom with locking mechanism deliver consistent exposure and stable, repeatable framing for monitoring and forensic review
• Compact, lightweight CS-mount design makes retrofits and new installs quick and compatible with 1/3" surveillance cameras
• Precision optics reduce distortion and deliver sharp images across the field of view—ideal for perimeter, retail, and traffic security applications