Measuring Lamp Shade Size

If you are happy with the size of the shade you are replacing just measure the old one with a ruler or retractable tape measure.

Measuring lamp shade size.

Lastly the lampshade must be wider than the widest part of the lamp base. The height of a floor lamp shade should be approximately the height of the base x 30 to 40. Lamp shade dimensions are typically measured as top x bottom x slant. If your shade has a square shape measure one side of the square from corner to corner for the proper measurement.

The height of the lampshade should be 2 3 the height of the lamp base. And when you re considering width don t forget location. The widest part of your shade should be at least a half inch wider than the widest part of your base on each side. The height of a table lamp shade should be approximately the height of the base to bottom of socket x 60 up to 70.

Hold your tape measure at one end of the top edge of the lamp shade and pull it across to the opposite edge in the right in the middle. For a round base measure straight across. Bottom denotes the diameter or width of the bottom of the lamp shade. The slant is the length of the side of the lamp shade.

Top denotes the diameter or width if measuring a square lamp shade of the top of the lamp shade. There are three main rules that you need to know when it comes to measuring your lamp shade. Measure shade height along the slant. To choose the right lamp shade width measure your lamp base and multiply by two.

Place the measuring tape across the top diameter in the center.