Theia SL1250P 12-50mm 4K 12MP Telephoto Lens

For long-range security and license plate recognition, the Theia SL1250P 12-50mm 4K telephoto lens delivers the reach and detail modern surveillance systems require. This varifocal lens gives operators flexible 12–50mm framing and true 4K (up to 12MP) resolution so distant subjects remain readable for LPR and perimeter monitoring. The P-iris with a bright f/1.8 aperture preserves contrast and depth of field, improving low-light performance for 24/7 security operations.

Designed for professional installers, the SL1250P supports 1/2.3" to 1/1.7" sensors and mounts on standard CS interfaces, fitting compact 4" domes and box cameras without compromising image quality. Its high-resolution optics reduce edge distortion and produce consistent, analytic-ready images—ideal for video analytics, fence-line surveillance, and machine vision inspection. Available with motorized or manual iris options to match your control requirements.

Specify the Theia SL1250P to upgrade your monitoring capability with dependable long-range imaging—perfect for LPR, perimeter security, and critical infrastructure surveillance. Contact your supplier to integrate this lens into your next deployment.

• Deliver long-range, LPR-ready imagery: True 4K / 12MP clarity for reliable license plate recognition and distant perimeter monitoring
• Flexible framing without camera swap: 12–50mm varifocal zoom adapts to varied mounting positions and scene distances
• Maximize image quality in varied light: P‑iris with f/1.8 aperture preserves sharpness and contrast for surveillance applications
• Compact, installer-friendly design: Small form factor fits 4" domes and CS-mount cameras for easy deployment
• Edge-to-edge detail for analytic accuracy: Optimized optics reduce distortion so analytics and forensic review perform better