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Several Key Factors Determining Sports Field Lighting

Light is a commodity and can be purchased at the lowest possible cost, but lighting is a business asset that should be carefully considered as an investment with the right design and equipment. The large majority of our impressions of the world come through our eyes, and light is necessary for vision.
May 8th,2026 75 Views

“Lighting” is the application of light to spaces. Where the light is placed, at what relative intensities, and in what direction, this can have a major impact not only on vision and visual comfort, but perception. Lighting, therefore, can impact on-court performance, satisfaction, visibility, safety, atmosphere and the local environment. It also tells a story about the facility, whether the focus is on simply lighting a space or providing an optimal playing experience.

Sports Lighting Categories

Sports Field lighting typically falls into one of three categories based on its light emission. Asymmetrical (Indirect) Indirect lighting distributes all light towards its intended area. Symmetrical (Direct) Direct lighting can a short term very economical choice but poses risks of direct glare, light pollution, and pronounced shadows. Diffused (Direct/Indirect) Indirect/Direct lighting provides very soft light distribution, which can promote visual comfort, and eliminate shadows. The luminaire is purely for indoor installations, it must offer extreme efficiency and advanced lens technology to counter balance the light loss via the diffusion method.

Advantages/Disadvantages

 

Symmetrical Light Usage 

Indoor - without neighboring activities

Indoor - without spectators nearby

Indoor/Outdoor Storage areas

Security Lighting

Benefits 

Low Cost Lightweight

 

 

Symmetrical Direct/Indirect Usage

Indoor - with neighboring activities

Indoor - Visual comfort for spectators

Indoor - High Ceiling applications

Benefits

Visual Clarity

Lightweight

Class Leading Efficiency

 

Asymmetrical Light Usage 

Outdoor - Residential area

Outdoor - Small stadiums/Arenas

Parks

Airport Lighting

Benefits 

Accurate Aiming

Extreme Energy Efficiency


Lighting Uniformity

Lighting uniformity affects our perception of court and our ability to navigate it.

Uniform lighting allows us to perceive the environment continuously and without sudden breaks caused by lighting level drops. Without good uniformity timing of strokes are made more difficult and limit optimal striking of the ball.

Courts must avoid low uniformity ratios: the frequent changes of contrasting high and low-lit segments cause enormous eye discomfort, leading to tiredness and eye strain.

A uniformly illuminated court is especially important for coaches working extended hours on court.

The vertical illuminance level and its uniformity on court surfaces can be expressed as a ratio of highest- to lowest illuminated area in a court. The uniformity also depends on the types of luminaires used, their spatial position and their number. A luminaire with excessive glare will depreciate the court uniformity.

As with other sports, racquet sports require a minimum uniformity index of at least 0.7

In changing light the optimal uniformity can be achieved using control systems (Bluetooth,Wi-Fi, Dali)

A quality dynamic lighting system will be able to provide desired uniformity under changing circumstances, e.g. during the daytime, when sunshine can be the primary light source. The role of the court light is then keeping the uniformity as constant as desired by those playing on the court.

Light Uniformity - continued

A typical Padel lights Narrow beam installed at 60°Equals Poor light uniformity as 50-60% of the court is underlit Light extends beyond the court because of the 60°installation angle.

Install at 60°installation angle and wider beam angle covers 80% of the court with an even light.



Our Asymmetric optic technology with a 0° installation angle covers 95% of the court with a uniform light and 0% wasted light.



Light Intensity

Correct Light Intensity

Asymmetric optic technology light Can be viewed directly without glare and minimal shadowing

Note: The net has no shadow



In-Correct Light Intensity

Over-lit direct lighting causes multiple shadows around the players and net.   

As a by-product is significant glare to the players and onlooking fans.

Colour temperature (Kelvin) and Colour Rendering (CRI)

 

The lower the Kelvin, the warmer the light. 5000K being daylight. A warmer light will cause more eyestrain with multiple hours on court. 

A high CRI refers to how accurately an artificial light shows the colors of the objects (or people) by enhancing the red spectrum.

Using a numerical scale from 1 to 100, CRI evaluates the color rendition and color accuracy of objects (100 CRI being a perfect representation). 

Combining a CRI of 80 and 5000K will provide a good balance of colour representation and alertness within the court.

As an example, TV broadcasting will use a CRI90+ to optimize colours.

TIP! Combining natural daylight and CRI80 from a light fixture will increase the CRI to 90+.

Product Warranty

As a general rule, a product must offer a (5) year warranty. It is very difficult to make a comparison to a product with a (3) year warranty. The likelihood of the (3) year warranty fixture failing before (5) years is very high. There are additional costs of new lighting, uninstalling, installing, recycling, and court down-time.

Useful Life

Products that carry a short warranty time very often see a significant drop in light output. As much as 30% output can be lost by the 3rd year The change is extremely slow and very difficult to notice. We recommend taking light measurements every (6) months.

Efficiency

When combining lighting control and high light output we offer complete flexibility and efficiency. The more efficient the court light is, the more energy it saves. It reduces the amount of energy you use, which means that your monthly electric bill will be less.

Customize Your Lighting Solution

We offer you with professional lighting solutions, Focusing on only the very best quality!
We offer you with professional lighting solutions, Focusing on only the very best quality!
Tell us as specific as possible of your needs, provide the project drawing, reference picture and share your idea.
Tell us as specific as possible of your needs, provide the project drawing, reference picture and share your idea.
We will work on the best solution after getting your detailed requirements, Unicornlite simulation for free and specific quotation will be offered within 24 hours.
We will work on the best solution after getting your detailed requirements, Unicornlite simulation for free and specific quotation will be offered within 24 hours.
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