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Category: Light Science

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Light Science

How Bright Is Different Lumens? 10-2000+ Lumens Explained

January 31, 2023February 1, 2023 Daniel Janzon

When looking for lighting options you may have found that it’s increasingly more common that the strength of light bulbs is now referred to as “lumens” instead of Watts like

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Light Bulbs Light Science

Why Do Light Bulbs Get Hot?

January 5, 2023February 12, 2023 Daniel Janzon

You may have noticed that when you try to touch a light bulb it is often rather hot to the touch. But why is this? What is the reason for

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Light Science

What Are Lumens (lm) In Lighting? Luminous Flux Explained

January 5, 2023January 5, 2023 Daniel Janzon

If you have ever been in the process of renewing your lighting or otherwise read about some of the data regarding light bulbs you will likely have come across the

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Light Bulbs Light Science

What Are CFL Bulbs And How Do They Work?

January 4, 2023February 12, 2023 Daniel Janzon

If you’ve ever explored different lighting options in the market you have likely come across CFL bulbs at some point. CFL stands for Compact Fluorescent Lamp, which means that a

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Light Science

Do Empty Light Sockets Use Electricity?

December 20, 2022February 12, 2023 Daniel Janzon

If you are ever in the process of switching out an old light bulb you may be wondering if an empty light socket will ever use electricity. After all, it

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Light Science

What Is Kelvin In Lighting? Colour Temperature (K) Explained

October 30, 2022December 14, 2022 Daniel Janzon

When looking at different light options it is highly likely that you’ve come across lights with different Kelvin values. Some standard Kelvin values for most commonly used lighting are 2700K,

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Light Science Safety

Do Light Bulbs Emit UV Radiation?

October 26, 2022February 12, 2023 Daniel Janzon

Today it is common knowledge that ultraviolet radiation is bad for humans as it can have some pretty severe health effects when exposed to it for too long. But UV

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Light Science

What is CRI In Lighting? Colour Rendering Index Explained

April 11, 2021December 14, 2022 Daniel Janzon

If you have ever looked at purchasing a new light bulb or fixture with integrated lights you might have stumbled upon a “CRI“ rating, which most likely ranges somewhere around

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Light Science

Do Animals See In Black And White?

April 8, 2021December 14, 2022 Daniel Janzon

For a long time, it has been debated about whether or not animals can see colours or not, more specifically whether or not they see in black or white. But

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Light Science

Colour Rendering Index (CRI) Of Every Light Source

April 1, 2021February 12, 2023 Daniel Janzon

Colour Rendering Index (CRI) is a measurement of how accurately a particular light source’s light reflects on objects in comparison to natural light, that being the sun’s light. CRI is

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Hello! My name is Daniel and I'm the primary author of lightbulbexpert.com! Read more about me and the website on our About page!

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