2.8mm vs 3.6mm CCTV Lens: Start with Target Width
Choose a fixed-focal lens by the width and recorded detail needed at the task line. A real Hector Weyl example separates confirmed specifications from missing HFOV and hypothetical calculations.
PoE Camera Power Budget: Ports, Watts and Night Loads
A practical PoE planning guide using Hector Weyl reference specifications. Check powered ports, usable shared budget, maximum camera demand and allocation before commissioning the full system.



