Manual Lens Adjustable 5-50mm Focal Length Zoom Lens CS Mount Security Camera Mirrorless SLR High-performance 5-megapixel IR zoom lens, with an aperture of F1.4 and a focal length of 6mm. - Model: 5 Mega Pixel IR F1.4 6mm - Focal Length: 6mm - Aperture: F1.4 - IR Function: Yes - Type: Zoom Lens Features: 1. 5MP high-resolution lens, observe the subject more clearly with less distortion. 2. Zoom lens can change the shooting range by changing the FL, which is very helpful for composition. 3. One zoom lens can be used as multiple prime lens lenses, saving the time of lens replacement. 4. High compatibility, can be applied to most security cameras, and can fix and lock the aperture for more convenience. 5. Made of high-quality aluminum alloy material, which is sturdy and durable, and has stable performance. Specifications: Item Type: Zoom Lens Material: Aluminum Alloy Color: Black + Red Pixel: 5MP FL: 5-50mm Relative Aperture: 1:1.4 Image Size: 1 / 2.7in 1 / 3in Mount: CS Mount Horizontal Field of View: 1/2.7in51°-6.1° 1 / 3in45°-5.5° Minimum Object Distance: 1.5m Optical Back Focal Length (BFL): 8.1-15.73mm Operating Temperature: -20℃-60℃ Aperture: Manual Aperture Manufacturer: TOPINCN Thank you for viewing.