Stock code 
Security Camera Lens
UN0551 Wide-Angle Lens, 1/2.8' Sensor, 2.41mm, F2.0 Aperture
- 5MP Resolution for precise detail reproduction
- 160.1° Ultra-Wide Angle for a very wide area
UN0551 wide-angle lens features an F2.0 large aperture and a 1/2.8″ sensor, supporting 5 MP high resolution for bright, detailed, and accurate image reproduction. Its 160.1° diagonal ultra-wide field of view greatly expands monitoring coverage and minimizes blind spots. With 70% relative illumination (RI), it maintains excellent brightness uniformity from center to edge, while the –16.8% low-distortion design ensures realistic scene reproduction. Day-night co-focus technology keeps the image sharp and stable 24/7 without manual adjustment. Engineered for high-end security systems, the wide-angle lens meets the stringent requirements of surveillance equipment manufacturers for wide-angle coverage, high resolution, and superior low-light performance.
- Part Number: UN0551
- Sensor Type: 1/2.8'
- Focal Length: 2.41mm±5%
- FNo.: 2.0±5%
- Total Length: 24.98±0.3mm
- Mechanical BFL: 5.0±0.2mm
- Max Image Circle: ∅6.8mm
- Optical FOV (D): 160.1°±6°(∅6.48mm)
- Optical FOV (H): 126.2°±5°(∅5.18mm)
- Optical FOV (V): 93.9°±3°(∅3.888mm)
- Relative Illumination: ≥70%
- TV Distortion: ≥-16.8%
- Chief Ray Angle: 10.54°±3°
