Security Lighting: Where to Put It and Where Not To|How Should Security Lighting Be Done? The Honest Answer|Security Lighting That Actually Helps: Coverage Beats Brightness
The default answer, and its problem The standard response to a dark yard is one very bright fixture on a bracket. The instinct makes sense and does not hold up. A single harsh source carves the yard into a bright patch and a black rim, and the shadows it makes are darker than the darkness it replaced.Put all of that together and the picture is not what most people install. It is more fixtures at lower output, placed thoughtfully, covering the approaches rather than blasting