To find the best size lampshade start by measuring the lamp itself using a tape measure or ruler.
Measure lamp shades size.
Lamp base height and lamp shade width.
Set the shade down on the table once more.
So for a 6 inch lamp base the shade should be.
Using a measuring tape or a ruler measure your lamp from the bottom of the base to the point where the electrical socket attaches to the base.
Once you get these dimensions it s much easier to find a shade that will properly fit your lamp.
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.
Table lamp shade s height must be approximately the height of the base x 60.
First measure the base and height of your lamp.
Sometimes a shade s slope is referred to as its height.
Make a note of the height shown as c and width d.
Measure lamp for shade size.
Measure the shade height along with the slant.
Flip the lamp shade upside down and measure from one edge to the opposite edge across the bottom diameter just as you did when measuring the top.
If you have a square lamp shade measure along its width from corner to corner to get the top measurement.
For the height measure from the lamp base to the bottom of the rod so the rod and the bulb holder are not included in the measurement.
Measure shade height along the slant.
Measure the shade s sloping side.
Next measure the widest part of your lamp base.
Lamp base measurement and lamp shade measurement.
The height of a floor lamp shade should be approximately the height of the base x 30 to 40.
The width or the diameter of the table shade must never exceed the height of the bases.
The floor lamp shade s height must be approximately the height of the base x30.
We have a 18 lamp base length so the shade s diameter is correct at 16 16 20 range.
Your shade should be about two thirds the height of your lamp base give or take an inch.
If you have a square lamp shade it obviously won t have slope.
The height of your lampshade should be between 60 and 80 of the height of your lamp base.
Here are our guidelines for how to measure a lamp for a shade.
Since the lamps diameters are smaller than the desk s width they are the correct size.
Write down these numbers so you don t forget them later on.
The shade should be twice as wide as the lamp base and one third of the total height of the lamp.
18 x 0 90 16 2.
Place the end of the measuring tape at the top edge of the shade and pull it down to the bottom edge to measure the slope.
The height of a table lamp shade should be approximately the height of the base to bottom of socket x 60 up to 70.
Write down this measurement.
Flip the lamp shade right side up.
Height of the shade.