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Lamp shades are sized by measuring cross the diameter at the bottom of the shade – so if the shade diameter measures 25cm across the bottom, then it is known as a 25cm shade.

## How do you determine the size of a lampshade?

Lamp shade dimensions are typically measured as top x bottom x slant.

1. Top denotes the diameter (or width, if measuring a square lamp shade) of the top of the lamp shade.
2. Bottom denotes the diameter (or width) of the bottom of the lamp shade.
3. The slant is the length of the side of the lamp shade.

## What are the 3 types of lampshades?

Once you’ve picked the appropriate size of your lamp shade, you need to consider how it will attach to the base. The three most common types of lampshade assemblies are: Spider, Uno and Clip-on (see diagram).

Fitters are not interchangeable, so be sure to use a shade with the correct fitter for your lamp. There are the three common fitters: Spider, Clip-On, and Uno. The spider lamp shade is the most common type of fitter for table and floor lamp shades.

## How do I measure for replacement window shades?

How to Measure for Inside Mount Roller Shades

1. Measure the depth of your window frame, from the front of the opening to the glass. …
2. Measure the width of each window. …
3. Measure the height of your window opening in three places: left, center, and right. …
4. Order at the exact opening size with no deductions.

## How much smaller should blinds be than the window for inside mount?

Inside-Mounted Vertical Blinds

Window should have a minimum recessed space of 2 3/8″ for inside mount. Measure the width of the window from the top of the opening to the sill in 3 places. Use the smallest dimension for the blind width. The factory will automatically deduct up to 1/4″ – 1/2″.

## Can a lampshade fit any lamp?

Lampshades come in all shapes and sizes and can be paired with the right sized lamp base when fitted well. … You also need to understand which fittings are ideal for different lamps. .

## What size lampshade do I need for a table lamp?

Three things to remember…

The width of the lampshade (diameter at the bottom) should be roughly equal to the height of the lamp base. The height of the lampshade should be about two thirds the height of the lamp base. The lampshade should be the wider than the widest part of the lamp base.

## Why are lampshades so expensive?

Several reasons, not the least of which is shipping costs and corrugated. It takes a lot of cardboard to protect shades during shipment. Furthermore they take up a tremendous amount of room, and shippers charge based on size for shipments that don’t weigh a lot. It can be crazy expensive.

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## How do you measure for a lampshade for a floor lamp?

Multiply the height of your lamp by 30% and 50%. This will determine the range of height that your lampshade should fall in. For example, a floor lamp base that’s 60 inches high should have a lampshade between 18 and 30 inches in height.