Blue Light Filter – Eye Protect，Night Mode

Description of Blue Light Filter – Eye Protect，Night Mode

Have trouble in sleeping after long time watching phone screen?
Want to reduce eye strain when using smartphones in the dark?
Blue Light Filter will help you have a healthy sleep and protect your eyes by reduce blue light！
Blue light from your mobile device is a part of the high-energy visible spectrum defined as having a wavelength between 400-495 nm. The effects of blue light are cumulative and can increase the risk of other ocular health issues. Also, exposure to blue light from screens before bedtime may distort your circadian rhythm.
The negative effects of Blue light are:
• Eye fatigue, and poor eye health
• Increase the risk of ocular health issues like macular degeneration, glaucoma and cataract
• Inhibit the production of melatonin, destroy your circadian rhythm
• Suffer from chronic migraine
• Lack of quality sleep and insomnia at night
During the day, natural exposure to blue light can enhance people's energy, alertness and passions.
However, prolonged exposure of waves propagating through the screen device during night time in a dim environment can disrupt the circadian rhythm and cause various health effects, including interruptions in the normal sleep schedule. Blue screen at night time is harmful. Therefore, blue light should be reduced at night. Night filter is necessary.
Reduce Blue Light - The screen filter can change your screen into natural color, so it can reduce the blue light which will affect your sleep. 
Filter Intensity - By sliding the button, you can easily adjust the filter intensity to soften the screen light for your preference. 
Screen Dimmer - Choose a comfortable brightness level of the screen. 
Save Power - Practice shows it can greatly save power because of reducing screen blue light.
Easy to use - Very light app, necessary handy controls.
Don't forget to use our Blue Light Filter – Eye Protect，Night Mode，Screen Dimmer during night shift, to protect your eyes.