How Do Photoluminescent Exit Signs Work?

Tactile Solutions
3 min readMar 7, 2022

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The best option for emergency exit locations, Photoluminescent exit signs, ensures that you lead to the safest exit path. Photoluminescent signs glow in the dark and are clearly visible under normal lighting conditions and shine bright emergency exits under low or no light. In addition, these glow-in-the-dark exit signs do not require electricity to function, which makes them pretty easy to install. All they need is exposure to 54 LUX / 5 FC (footcandles) of light to glow when there is no light.

Photoluminescent exit signs have been used frequently now. The signs work on the basic principle of absorbing and emitting light. Let’s understand in detail how photoluminescent exit signs work.

Photoluminescent exit signs absorb energy photons from the surroundings, store and emit them as light. These signs use a standard industrial pigment that absorbs light (charges) and glows (discharges) when the light falls below a certain point. The industrial pigment is strontium aluminate, which appears light yellow in the light and glows green in the dark, which suits well the human eye’s photoreceptor sensitivity.

The photoluminescent exit signs do need a certain amount of light to be available in front of the sign to glow in the dark for a minimum of 90 minutes. The amount of light discharged by the sign depends upon the quality of the pigment. Better the pigment, better will be the light.

So, if you want the best photoluminescent exit signs in Canada, just visit Tactile Solution. Tactile Solution is the place for the best quality photoluminescent exit signs. Make your place safer with Tactile’s best options for the photoluminescent exit sign.

Photoluminescent Exit Signs

Why Photoluminescent Signs are important?

Earlier photoluminescence signs were known as self-luminous signs, but the principle of photoluminescence ensures a protective and cost-effective solution to its users. Let’s see what are the other benefits of using photoluminescent signs and why these are important.

Fulfills the requirements for safety standards

For a place, the topmost priority would be the safety of the people working or frequently visiting the place. Nobody should compromise on that. Photoluminescent ensures safety by guiding people in times of emergency; even if there is a power cut, photoluminescent signs will guide you to the safest exit path.

No reliance on the emergency backup system

Since photoluminescent signs do not need any power or emergency backup system to run, hence, these are the most reliable option during an emergency.

Photoluminescent exit signs are safe

Being non-toxic or radioactive, photoluminescent exit signs ensure your safety regularly apart from the emergency times.

Even glows in blackout

Since they do not require any power backup, photoluminescent signs glow even in smoky or black-out conditions. God forbid if your place catches up with fire and all you are seeing is the thick layer of the smock with your naked eye. In such a scenario, photoluminescent signs can become your savior; hence these are an important safety tool.

Application of Photoluminescent Exit Signs

Let’s see where photoluminescent exit signs can be applied to make your place much safer.

On all the exit doors

Photoluminescent exit signs must be applied on all the exit doors or the doors leading to corridors that act as exit passageways.

Side markings of the staircase

In the haphazard situation, panic-stricken people might get confused while using the stairs. Photoluminescent signs can lead them to the correct safety path when applied on the side markings of the staircase.

On the egress paths

Egress paths are the smooth and unobstructed paths to leave the buildings. In order to ensure that people will follow the egress path then, photoluminescent exit signs should be applied correctly.

Conclusion

Photoluminescent exit signs are amongst the most trusted and reasonable resolutions for the owners seeking a trusted and dependable egress product. If you want to make your place safe and secure, do visit Tactile Solution for best-in-class tactile walking surface indicators and photoluminescent exit signs.

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Tactile Solutions
Tactile Solutions

Written by Tactile Solutions

Tactile Solutions brings the Accessibility code compliant tactile for vehicular routes or curb ramps. We’ve got the CSA, AODA & ISO tactile warning indicators.

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