Boring machine hole and hole how to calculate the distance
This type of iterative modeling width is generally not less than 30cm, so that the spotlight hole from the wall at least 15cm.
Spotlight openings are generally open in the ceiling of the center line, which is often said that the center,
As for the effect of the figure can be achieved through the adjustment of the spotlight angle (recommended to buy angle adjustable spotlights).
No drawings how to count help out, how to count, it is best to have a formula
