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.
Measure lamp shades size.
Flip the lamp shade right side up.
Your shade should be about two thirds the height of your lamp base give or take an inch.
Sometimes a shade s slope is referred to as its height.
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.
Next measure the widest part of your lamp base.
So for a 6 inch lamp base the shade should be.
Table lamp shade s height must be approximately the height of the base x 60.
If you have a square lamp shade measure along its width from corner to corner to get the top measurement.
If you have a square lamp shade it obviously won t have slope.
Measure the shade s sloping 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.
The height of a floor lamp shade should be approximately the height of the base x 30 to 40.
Height of the shade.
Write down this measurement.
The floor lamp shade s height must be approximately the height of the base x30.
Set the shade down on the table once more.
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.
Since the lamps diameters are smaller than the desk s width they are the correct size.
At 16 a little under 90 of the base.
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.
Here are our guidelines for how to measure a lamp for a shade.
We have a 18 lamp base length so the shade s diameter is correct at 16 16 20 range.
Once you get these dimensions it s much easier to find a shade that will properly fit your lamp.
Lamp base height and lamp shade width.
First measure the base and height of your lamp.
The shade should be twice as wide as the lamp base and one third of the total height of the lamp.
The width or the diameter of the table shade must never exceed the height of the bases.
Lamp base measurement and lamp shade measurement.
Make a note of the height shown as c and width d.
So now that you know your lamp base shape it s time to grab a tape measure.
What is the best size lampshade for a table lamp.
18 x 0 90 16 2.
Measure the shade height along with the slant.
To find the best size lampshade start by measuring the lamp itself using a tape measure or ruler.
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.