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What's the difference between 2.8mm & 3.6mm lenses?
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Amazon.com : 2MP Outdoor IR Fixed Bullet IP Camera. 2.8mm/4mm Lens. Compatible with Hikvision with DS-2CD2023G0-I (4mm) : Electronics
Hikvision 2.8mm vs 4mm Comparison (External) - CCTV Aware Essex
2.8mm vs 4mm | IP Cam Talk
What's the difference between 2.8mm & 3.6mm lenses?
Amazon.com : ANNKE C500 5MP PoE Security IP Turret Camera, 100ft EXIR 2.0 Color Night Vision, H.265+ Outdoor IP Camera, RTSP, 120dB WDR&3D DNR, Remote Access, Motion Alerts : Electronics
5MP 2.8mm/4mm Lens Comparison
New Products Comparison: RLC-810A 2.8mm VS 4mm VS 6mm Lens Version Comparison | Reolink Community
Capture the Whole Scene with Dahua Full-color Dual Lens 180° Panoramic Cameras – a&s Adria Magazine
Choosing a Hikvision camera with the right lens for your requirements
Ip camera 2.8mm vs 3.6mm vs 4mm - IP/Megapixel Cameras and Software Solutions - CCTVForum.com
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How to choose a CCTV camera lens ?
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Which Lens Should I Select
