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2. Bedtime Reader? These 5 Reading Lights Are the Best at ... - AOL

   www.aol.com/bedtime-reader-5-reading-lights...

   Whether wearable or clip-on, the best reading lights block blue light and easily adjust. Read on to see our expert-recommended picks for books and Kindle.

3. We Asked An Expert Who Reads 100+ Books Per Year For The Best ...

   www.aol.com/lifestyle/asked-expert-reads-100...

   The best reading lights of 2024, tested by avid readers, are great for bed and won't disturb your partner. Choose between book clips, wall lamps, and more. We Asked An Expert Who Reads 100+ Books ...

4. The Best Natural-Light Bulbs for Clarity and Calm - AOL

   www.aol.com/best-natural-light-bulbs-clarity...

   Light bulbs that emit natural light—light that resembles the atmospheric daylight that streams through windows—are easy on the eye and flattering to virtually all subjects. They are also ...

5. Blue light spectrum - Wikipedia

   en.wikipedia.org/wiki/Blue_light_spectrum

   Prolonged exposure to blue light poses hazards to the well-being of the eye and may cause symptoms like dry eyes, weariness, and blurred vision. As our dependence on digital devices and artificial lighting increases, the complex pathways of the blue light spectrum that affect biological processes is crucial to understand.

6. Incandescent light bulb - Wikipedia

   en.wikipedia.org/wiki/Incandescent_light_bulb

   An incandescent light bulb, incandescent lamp or incandescent light globe is an electric light with a filament that is heated until it glows. The filament is enclosed in a glass bulb that is either evacuated or filled with inert gas to protect the filament from oxidation. Electric current is supplied to the filament by terminals or wires ...

7. Luminous efficacy - Wikipedia

   en.wikipedia.org/wiki/Luminous_efficacy

   Not all wavelengths of light are equally visible, or equally effective at stimulating human vision, due to the spectral sensitivity of the human eye; radiation in the infrared and ultraviolet parts of the spectrum is useless for illumination. The luminous efficacy of a source is the product of how well it converts energy to electromagnetic ...