The increasing use of smartphones and tablets is putting this light at the heart of the media storm. According to one study, prolonged exposure to blue light accelerates the degeneration process of your eyeball and permanently destroys valuable cells.
Likewise, if you’re having a bad night, you may be using new technologies. Watching Netflix or checking Facebook before going to sleep is strongly discouraged. Researchers say exposure to bright light in the dark can lead to sleep disturbances. Therefore, here are some tips showing how to filter blue light from your screens.
blue light problem
This short wavelength blue light exposure is caused by any backlit display, but also by the sun. If it helps us during the day, this light keeps us awake and awake. It is also thanks to the star that our life cycles have been operating since the beginning of time. We live according to the phases of the sun, waking up at sunrise and falling asleep at sunset.
That’s why these screens contribute to our sleep interruption. With these luminous projections, they trap our brains that still think it’s daylight. As a result, they stop the secretion of melatonin, which should prepare your body for a night’s sleep. Another study reveals that an LED that reflects a blue light when placed on the dashboard of a car will reduce the risk of falling asleep at the wheel.
Solutions for filtering blue light
Some developers have been able to come up with a parade or at least a short-term solution. improving this blue light issue in cases where you refuse to put down your smartphone or tablet without closing your eyes. Android provides options that let you dim the light from Nougat. Here’s how to enable them.
- to meet settings your Android smartphone
- Then go to view
- go first brightness adjustment. This mode will adjust the brightness of your screen according to your environment and activities. This option will reduce blue light during the day and reduce eye strain.
- Turn back
- then press night lighting
- To choose Activate now. This option paints your screen amber red. You are free to set an intensity via the slider.
Android apps also offer filters that can reduce or even eliminate the emission of blue light. The advantage is that these filters are activated in the dark, but not in the daylight. After the sun goes down, the filter will help lower the temperature of your screen. Of course, this is not without some minor drawbacks: the screen will show a tint yellowish due to the presence of the filter, the contrast of the screen will drop a bit and some buttons will not work perfectly (you will have to close the app to work them).
Although it may seem surprising or even embarrassing at first, you get used to it pretty quickly, especially since the difference in eye level is really felt. The negative effects of blue light are completely blocked, the brightness is softened and therefore your eyes will thank you.
Android apps to filter out blue light
twilight
Probably the best Android app for that matter. The application will gradually reduce the intensity of the colors by increasing the red tones. It will reduce your screen brightness until you reach your desired intensity and color levels. almost imperceptible.
The vibrancy of the white turns into a light gray, and in a few minutes, while you concentrate on reading from the screen, the intensity of the colors will be reduced to maximum without you noticing. Twilight can make continuous adjustments thanks to light sensors is built into your smartphone. After the parameters are created during the initial configuration, you will no longer need to go back to the settings. The paid version costs 2.99 €.
CF.Lumen
This app is for rooted smartphones. If twilight isn’t enough for you, the CF .Lumen should give you more settings as it’s not just designed to reduce blue light no, it can also be useful for colorblind people for example. Another advantage is that CF .Lumen running on a rooted phone has the ability to directly affect the screen. Twilight has applied a red filter to the entire interface here, the app use a custom driver can control the colors displayed by the screen.
Potentially more effective than Twilight, the render looks better without losing contrast, for example. Discussed content easier to read, the effects look less messy. The app uses your geolocation to know what time it is at home. Enables the filter by default Sun Color Filter in the waning phase of the sun. It will go into extreme mode from 1am to 5pm Sleep Color Filter turning all settings red. CF .Lumen is also available for free but also has a paid version to avoid ads.
As for any rooted app, during installation it will ask you to install a few proprietary drivers which results in a reboot. If you plan to uninstall the application later, be sure to uninstall these drivers from the application settings beforehand. CF .Lumen can also run in non-rooted modebut it will consist of a usage similar to Twilight.
Alternative solutions
For those who have trouble adapting to the red/yellow screen, Other alternatives can be suggested. These solutions may be more obvious, but it’s always good to repeat them. First of all, if you are used to using your tablet in bed and in the dark, opt for your smartphone. The illuminated area will be smaller.
Then reduce the brightness of the screen as much as possible and activate the night mode of the applications you use, if they allow it. E-book apps, for example, have night modes that invert black and white or apply a sepia filter to reduce density. There are also Android tutorials to further reduce your screen brightness. You can also try the Lux app. F.Lux is also a solution for your Windows computers.
If you spend long hours in front of a computer screen for professional or personal reasons, we recommend purchasing glasses that can filter blue light. A site like Amazon has excellent models for basically gaming purposes. If you know of other tips explaining it, feel free to send us your comments about it. how to filter blue light from our screens.