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Tag Archives: blue light

The LED’s Challenge to High Pressure Sodium

In my last video, we talked about the high pressure sodium lamp and its ubiquitous use in outdoor lighting. Already this type of lighting is starting to be phased out with various technologies, with new LED technology among the most common. Now, given the robust nature of the sodium lamp …

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Can Screens Damage Your Eyes?

If you’re watching this video, you probably spend a lot of time around digital screens. Like right now, for example. And unless you’re watching this far in the future after we’ve had some sort of apocalypse, there are screens all around us. So of course, a lot of people are …

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