How to Choose the Right Lighting Beam Angle
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Lighting Beam Angle

A simple guide to understanding light distribution and choosing the right beam angle for every application.

The lighting beam angle is the angle at which light is emitted from a fixture. It is one of the most important factors that determines how light spreads throughout a space.

Choosing the correct beam angle helps you achieve the right balance between focused accent lighting and wide general illumination.

Narrow Beam Angle

Ideal for accent lighting to highlight artwork, decorative elements or specific products.

Wide Beam Angle

Best for general lighting, providing even illumination across the entire room.

How Does Beam Angle Affect Lighting?

The wider the beam angle, the larger the illuminated area becomes, but with lower light concentration.

A narrower beam angle creates a brighter, more concentrated light focused on a smaller area.

Light Spread Formula

Light Spread = (Beam Angle × 2) × Mounting Height

Recommended Applications by Beam Angle

  • 10°–30°: Highly focused accent lighting.
  • 36°–60°: Directed task and display lighting.
  • 90°–120°: Wide-angle general lighting.

Summary

Selecting the right beam angle is the key to achieving professional lighting that perfectly balances functionality and aesthetics.