Blue light filters are software-based or hardware accessories that block incoming blue light from getting into your eyes. Let’s start with this guide on blue light filters for PCs and Macs.

An attractive actor or actress flaunting perfectly fit blue-filter-light glasses. The ads promise you a lot of perks: lesser eye strain, better sleep quality and some even sell themselves claiming ...

In my opinion, the three most versatile filters for enhancing lunar observing are No. 80A (labeled medium-blue under the Kodak Wratten system), No. 12 (yellow or deep-yellow), and No. 15 (deep ...

Blue light filters enhance sleep, according to Indiana University research, enabling users to perform their work tasks more efficiently and engage more deeply with their work the following day.

Blue light filter modes are usually a set-it-and-forget-it option on smartphones. Chances are, if you’ve become accustomed to your smartphone’s standard colors, tweaking it with a blue light ...

How to Enable Blue Filter on macOS Sonoma For macOS users it’s also possible to reduce the strain to the eyes in the latest macOS Sonoma update. If you’ve just updated to macOS Sonoma and don ...

Now, because that filter blocked almost 100% of the blue light, and very few commercially available lenses actually do that, we redid the study.

Read on to view more detailed instructions. Blue Light Filter and Its Uses Filtering Blue light is imperative to help reduce digital eye strain and thereby prevents your eyes from feeling so tired.

Some worry blue light damages the eye, resulting in gradual vision loss and discomfort. Johnson & Johnson's new contact lenses claim to change that. Share on Facebook (opens in a new window) Share ...