Agricultural Lighting

ONCE® is a Signify brand. Together we lead the world with highly innovative agricultural lighting solutions that unlock the potential of light.

THE SCIENCE

We research the science of light exclusively for the agricultural market and incorporate the findings into commercial patented technologies.

PROVEN RESULTS

At ONCE®, we base our technology on decades of proven research so both the animals and your bottom line benefit, leaving you to feel confident with your informed decision.

ANIMAL WELFARE

By incorporating photo-biology into innovative technologies, ONCE® can minimize sudden changes in light and provide natural daylight simulation, reducing animal stress and improving welfare.

WHAT WE DO

Every single day begins with a sunrise and ends with a sunset, but not every day is ideal.

It can be for your animals.

Latest News

November 06 2020
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Ultraviolet C (UVC) Standards and Best Practices for the Swine Industry

If you are a swine farmer, you know that biosecurity is an essential aspect of having healthy and productive animals. Recently, ultraviolet C (UV-C) light has grown in popularity to help sanitize objects entering biosecure areas. How can UV-C light fit into your farm, check out Ultraviolet C (UVC) Standards and Best Practices for the […]

August 24 2020
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Color Sensitivity

Chickens and humans see the world differently, which can be attributed to the difference in natural habitats. Chickens are originally from the jungles of Southeast Asia. Due to this different environment, poultry are more sensitive to the red and blue spectrums which are not filtered by the canopy of the jungle. Poultry’s green light perception […]

August 04 2020
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The visible light spectrum

The visible spectrum is the portion of the electromagnetic spectrum that is visible to and can be detected by, the animal eye. A typical, healthy human eye will respond to wavelengths from about 400nm to 750nm. Different wavelengths indicate colors in the visible spectrum ranging from violet 400nm to 750nm deep red color with a […]