To find the beam width from a given distance use this simple formula.
Beam spread led beam angle chart.
Beam spread is classified into nema types.
Just enter two known values and click the calculate button to calculate the unknown value you are looking for.
2 7ft diameter light spread.
120 x 018 x 15 32 4.
A beam angle is the angle of led light that spreads across the floor when a led lights is turned on.
100 130 6 wide gt.
Let s say you need to know the beam spread of a 120 degree floodlight from a distance of 15 feet.
Angle of beam x 018 x distance beam spread.
Having the right beam angle makes all the difference in the world when it comes to lighting a property correctly.
18 29 2 narrow gt.
If you re not sure how far to place the lights from the wall leave it blank and the calculator will recommend a distance based on the optimal viewing angle.
Beam spread nema type description 10 18 1 very narrow gt.
3 24ft diameter light spread.
46 70 4 medium gt.
2 16ft diameter light spread.
Note that while these abbreviations are commonly used the angles associated with these vary slightly from manufacturer to manufacturer.
Light on floor at 15 beam angle.
4 05ft diameter light spread.
This can be determined very well with the beam angle calculator.
How to measure beam spread.
Use this calculator to determine either the size of the circle of light how far away you should place the light or which degree of lens you should use.
What you need to know about beam angles.
The ideal beam angle usually depends very individually on the place of use of the lamp and on your own use case.
70 100 5 medium wide gt.
Just plug in the numbers into the formula shown above.
Lamps such as halogens and some leds come in a variety of angles from 4 degree to 60 degree with some of the larger halogen lamps up to 120 degree.
25 2 25 3 6 4 5 5 4 6 75 40 3 6 5 76 7 2 8 64 10 8 120 10 8 17 28 21 6 25 92 32 4.
29 46 3 medium narrow gt.
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Landscape lighting design is a synergy of using led lights at the right light level and fine tuning the design at night to adjust not only the light level but the beam spread.
Figure out the led lens beam angle needed.
These are typical beam angles spread abbreviations.
Choosing the right type of beam angle can give your building the right type of ambience and visibility.
The beam angle of an led spot determines the diameter of the generated light circle on the illuminated surface or object.
Put in two of the values and then hit calculate to find the third value.
1 35ft diameter light spread.