What beam angle do I need?

What beam angle do I need?

For most domestic household ceiling fitted appliances a beam angle in the 30-40 degrees will be sufficient given the standard height of ceilings and the range, spread and number of light bulbs in the area.

How do you find the angle of a beam?

In other words, we find the center of the beam and take an intensity measurement. We then move to the side of the beam until the intensity is 50% of the initial reading. That angle is the half-maximum-angle. We then multiply that half-angle by two to get the Full Width Half Maximum Angle (FWHM).

What is a 40 degree beam angle?

The standard beam angle (if there is such a thing) is 40 degrees. This is a medium spread beam that offers a good combination of intensity and coverage.

What is a 60 degree beam angle?

The beam angle of 60 degrees is perfect for use in the living room. It is also known as floodlighting and suitable for standard ceiling heights.

What is the beam angle of a flood light?

Flood lights most often have a beam spread of more than 45 degrees and up to about 120 degrees; however, some lights that are marketed as floods may have a beam as narrow as 25 degrees.

What is beam spread angle?

Beam spread, or beam angle, measures the spread of light (the width of the beam) from a reflectorized light source. The beam spread number is important to know when deciding how much light you want displayed on an object, a sign, or on your floors.

What degree is a flood light?

25 degrees to 120 degrees
Flood lights often range from 25 degrees to 120 degrees, creating a wide floodlight beam spread. Spot lights are often limited to narrow beams of 25 degrees or less. Flood lights and spot lights offer a range of ways to highlight objects and areas. A flood light casts a broad, bright light on a wide area.

What is the angle of a flood light?

Flood lights most often have a beam spread of more than 45 degrees and up to about 120 degrees; however, some lights that are marketed as floods may have a beam as narrow as 25 degrees. If you’re looking for a light with that narrow of a beam angle, you might be better off looking a spotlights instead.

What is the beam angle on a flood light?

What degree is a wide flood?

Wide Flood (WFL) At 46 to 59 degrees for an MR16 or 121 to 160 degrees for a PAR lamp, the wide flood has a dispersed beam to cover a large area.

How wide is 60 degrees?

5.4 feet
What is Beam Spread?

What is flood beam angle?

If you choose a light with a narrow beam angle – as little as 25 degrees, for example – it is referred to as a spot. If you choose lights with broader beam angles of about 60 degrees, they are referred to as flood lighting.