for iPhone 11 PRO / iPhone X/XS Anti-Blue Light Screen Protector Tempered Glass

• With anti-blue light technology, filter blue light effectively and keep your eyes healthy and not tired after staring at the mobile phone and panel computer screens for a long time.
• For iPhone X & XS,iPhone 11 pro [5.8″ inch].Ultra-clear High Definition with 99.9% transparency to allow an optimal, natural viewing experience.
• Ultra thin-0.3mm thickness is reliable and resilient, and promises full compatibility with touchscreen sensitivity.
• Highly durable, and scratch resistant – surface hardness 9H and topped with oleophobic coating to reduce fingerprints.

What is Blue Light?

In the light of the phone’s screen,It contains a high-energy blue light of 400-470nm,which can go straight to the yellow spot at the base of the retina,causing serious damage to the eyes.

The wavelengths within the blue-violet portion of the light spectrum that are considered potentially most harmful to retinal cells range from 415 to 455 nanometers, and most of our devices emit a high level of blue light, typically around the wavelength starting at 400 nm.

And What are the damaging of blue light?

• Vision drop or loss.
• Eyes fatigue,dry,tingling and other phenomena
• Visual fatigue aggravates the lesion of macular region.
• The night’s screen disturbs sleep.

With the wish of everyone have a pair of perfect sight and leave from Digital Eye Strain , PERFECTSIGH Apple iPhone SE 2nd 2020, iPhone 8, iPhone 7, IPhone 6 / 6S Eye Care Tempered Glass Guard Screen Protector make it possible to enjoy playing with electronic devices and healthy life.

Main instruction of Apple Phone SE 2nd 2020, iPhone 8, iPhone 7, IPhone 6 / 6S Eye Care Tempered Glass Screen Protector :

• Double Protect Eyes, Good Sleeping – Anti Blue Light and UV Rays Filter, blocks about 30% of the blue light in 410nm-465nm short wave, improve sleeping;
• High Definition–99% high definition clarity and light transmittance keep original and stunning viewing quality and experience. Enjoy you games and videos with eye care iPhone screen cover.

PERFECTSIGHT Duty:”Born to protect you and your beloveds’ eyes, enjoy healthy and colorful screen protector”

Addtional Performance of Phone Black Eye Care Tempered Glass Guard Film :

• 2.5D Curved Round Edge, No-hassle easy to Past, Bubble-Free Installation;
• 9H Hardness, Scratch Resistance, Shatter-Proof by Chemical Strengthen in 4 hours;
• Dust-Free, Fingerprint-Free, Smudge Resistance by AF Vacuum Evaporation,more durable than oleophobic coating ;
• 0.33mm thickness, thinner more than you want; 3D compatible Touch, High sensitivity and High Response

A Complete Package For The Utmost Care Of Your Screen

• 1 Eye Care Screen Protectors of high quality tempered glass
• 1 White microfiber wipe
• 1 alcohol wipe
• 1 Dust absorber

Before the installation,please make sure the doors and windows are closed.Try to keep the invironment clean and avoid the occurrence of dust or lint.

• Clean up the screen with alcohol pad.Make sure there is no dust and stain.
• Wipe dry the water stain with the microfiber wipe.
• Tear off the backfilm,make screen protector be directed at holes and edges,lay down the protector from one side and slide it with finger,it will stick to the screen automatically.
• If there are air bubbles, first, pull up the corner to the bubble and then lay down the protector and slide it.If there are many small bubbles on the edge,pull up the protector with one hand and press it gentlely with another hand to squeeze out the air.PLEASE DO pull up the corner and remove them slowly instead of scratching the glass heavily or it may damage the gel layer.