What is the standard size of the spotlight hole off the wall?
This type of stack width is generally not less than 30cm, so the center of the aperture is at least 15cm.
The opening of the lamp is usually in the center line of the suspended ceiling, that is to say, centering.
Spotlight is a typical non - light, indefinite size of modern school lighting, can create indoor lighting atmosphere, if a row of small spotlights combination, light can change wonderful patterns. Because the small spot light can change the angle freely, the effect of the combination lighting is also ever-changing. Lamp light and soft, elegant, it can also be local lighting, atmosphere.
