You might be interested in the best monitor blue light filter!

The Best Anti Blue-Light optical grade product. Blocks Harmful Bluelight between 480nm~390nm

100% Multi-Layer protection - Eliminates Hazardous UV spectrum and Blocks Harmful HEV light from your 27 inch and 28 inch monitor screen

For screen diagonal 27 to 28 inch measure only your screen diagonal without the plastic frame. Product dimensions: W 24.8 inch / Height: 14.6 inch

Prevents eye strain, CVS, chronic injuries to the eyes, eye fatigue, soreness and more serious eye related conditions. Improves sleeping patterns.

Maintains the full visible Colors of your LCD or LED Monitor. Easy installation

The Best Anti Blue-Light optical grade product. Blocks Harmful Bluelight between 380nm~480nm

100% Multi-Layer protection - Eliminates Hazardous UV spectrum and Blocks Harmful HEV light from your 23 inch and 24 inch monitor screen

For screen diagonal 23 to 24 inch measure only your screen diagonal without the plastic frame. Product dimensions: W 21.5 inch / Height: 13 inch

Prevents eye strain, CVS, chronic injuries to the eyes, eye fatigue, soreness and more serious eye related conditions. Improves sleeping patterns.

Maintains the full visible Colors of your LCD or LED Monitor. Easy installation

✜ 👀【 Reduces Eye Strain 】-- Reduce Eye Strain and associated discomfort by reducing your exposure to UV and blue light. Our blue light blocking screen protector filters out up to 61% of blue light and up to 99% of UV light to help minimize eye fatigue. 💡 The Blue Light Screen Protector doesn’t have an Anti-Glare function.

✜ 👀【 Blocks Blue Light & UV Light 】-- 5-Layer Design of our blue light filter reduces the effects of blue light waves from 420-460 nanometers. An optically transparent adhesive layer and transmittance of at least 85% ensure image clarity without pixelation.

✜ 👀【 Ideally Compatible 】-- Universally Compatible with all 20"-22" (20", 20.2", 21.5", 21.6", 22") monitors. Actual Filter Size: Width: 19.3 inches (490mm), Height: 12.5 inches (317mm). This versatile blue light protector for computer monitors is engineered to be ideally compatible with HP, Samsung, Dell, Lenovo, Acer, Asus, LG, ViewSonic, and other monitor brands. It is even removable and reusable if you buy a new monitor.

✜ 👀【 Protects Your Monitor 】-- Extend Monitor Longevity by protecting your screen from scratches and dirt. Acting as an outer layer on your monitor, our computer screen protector keeps it free of dust. It comes with its own soft microfiber cleaning wipe.

✜ 👀【 Easy To Install 】-- Mounts Easily in seconds without tools or hardware. 💡Peel the matte protective film away from both sides of the blue light screen protector. Then position the turned edge over the monitor top. ✅ Lifetime Replacement Guarantee – Your blue light screen is protected under our lifetime replacement guarantee and if anything happens we will send you a new screen at absolutely no cost. You can relax worry-free, knowing you can rely on the help of Vintez Technologies.

Prevents damage, scratches, fingerprints. Heavy Duty

Blocks 100% of Hazardous UV light and reduces HEV Bluelight up to 100% with excellent Transmittance from your 27 inch and 28 inch monitor screen

For screen diagonal 27 to 28 inch measure only your screen diagonal without the plastic frame. Product dimensions: W 24.8 inch / Height: 14.6 inch

Prevents eye strain, CVS, chronic injuries to the eyes, eye fatigue, soreness and more serious eye related conditions

Maintains the full visible Colors of your LCD or LED Monitor. Easy installation

This Blue Light Screen Filter block blue light with wavelength from 380nm to 480nm.

This blue light filter has the width 29 inch and height 17.3 inch. Please compare your monitor with our images on the listing.

Reduce digital eye strain and improve sleep quality.

Maintain the full visible Colors of your Monitor and easy installation.

Protects screen against scratches

NUSIGN 24 inch Easy Hang Blue Light Blocking Screen Protector Panel For 23, 23.6, 23.8, 24 inch Diagonal Desktop Computer LED PC Monitor- Anti-UV Eye Protection - Widescreen Monitor Frame Hanging Type (W 21.26" X H 13.4")

ANTI BLUE LIGHT PANEL - The filter can cut most of the harmful blue light.Reduce eyestrain and headache.Give you a better sleeping.Anti-Blue Light blocking between 380nm~495nm for wide range HEV protection.

REDUCE EYESTRAIN & SLEEP BETTER-- Enjoy your digital time, NO worry about eye fatigue, blurred vision and headache.Better sleep for you, blue blocker for your eyes and guardian for your health.Better sleep for you, blue blocker for your eyes and guardian for your health.

Easy Installation and removal -- HANGER EASILY in seconds without tool.After cleaning your monitor, peel protective film away from both sides of the blue light screen protector. Then position the turned edge over the monitor top.

ATTENTION : Not Glare,Because it is a gloss type, it may be difficult to see the screen depending on the location of the Monitor, reflecting the light from fluorescent lights and windows. ✅ LIFETIME REPLACEMENT GUARANTEE – Your screen Panel is protected under our lifetime replacement guarantee and if anything happens we will send you a new Ones at absolutely no cost. You can relax worry-free, knowing you can rely on the help of Nusign Technologies.

Dimension: Universal compatible with 25 26 27 inch desktop computer monitors, actual filter size: width: 24.1 inches (612mm), height: 15.1 inches (384mm). This anti-blue screen protector panel is suitable for various screens, including computers, televisions and other monitors. Please measure the width and height of the screen before purchasing to avoid buying the wrong size! (screen only , excluding the frame ). Note: if you have any questions about the size, please contact us in time. We provide you with professional solutions.

Anti Blue Light Screen Filter: Our blue light blocking screen protector can filter out up to 88% of blue light, anti-blue light and anti-radiation prevent computer blue light damage to the eyes, reduces eye strain, and prevent vision loss. Let you enjoy digital time at ease!

GUMIKE Premium Quality Material: This anti blue light screen filter is made of Acrylic. With 95% light transmittance, it will not darken the computer screen, restore the true color of the screen, and enjoy the original high-definition flawless screen! High hardness, scratch resistance, stain resistance and no fingerprints. Protect the computer screen from being scratched by foreign objects.

Suitable Crowd: pregnant women, school students, office staff, social media enthusiasts, online game players, fashion lovers, etc.

Super Easy to Install and Disassemble: It adopts hanging installation, it can be easily installed and disassembled without tools, and can be reused, peel protective film away from both sides of the blue light screen protector. Then put the flipped edge on the top of the monitor. A few seconds It can be installed successfully. The screen has no bubbles or fingerprints, which is very convenient and practical.

This Anti Blue light screen filter is designed to fit 27 Inch (Diagonally Measured) Monitor (Does NOT fit 27" iMac), Screen Filter size is 14" Height x24.1" Width. Please compare your monitor size to the listing image on the left

Filter out Blue Light and relieve computer eye strain to help you sleep better

Block 99% of UV and block the harmful blue light between 380nm - 490nm

Easy Installation and removal.

Protects screen against scratches

Dimension: 21.26 x 13.39 inch/L x W. Compatible with iMac 24 inch;compatible with Lenovo Ideacentre 23.8;compatible with HP Pavilion 24/Flagship 23.8;compatible with Inspiron 23.8,compatible with Dell P Series 24;compatible with Fast Elite 8300 FHD 23;compatible with Sceptre 24;compatible with Acer Aspire 23.8/XFA240 bmjdpr 24;compatible with ViewSonic 24 and diagonally measured 23,23.6,23.8,24 inch 16:9 widescreen desktop PC LED monitor. Please measure your modiagonal dimension before purchase.

Protects your eyes by filtering and curbing 99% harmful UV. Anti-blue light between 420nm - 460nm can be reduced by 45% for HEV protection. Effectively reduce eye strain and fatigue caused by the UV and blue light.

Made of Acrylic. It can effectively prevent screen from dust, fingerprint and scratches. Suitable for office / home OL, gamer and programmer.

Ultra thin to 0.01 inch of 95% clear transparency, which will not darken your laptop screen, keeping the original screen brightness.

Easy to install, just remove the surface film on each side and hang on the monitor screen. 1 year warranty on every screen protector.

[Anti Blue Light]: Our screen protector is a absolutely excellent blue light blocking screen protector, which can filters out up to 88% of blue light and up to 98% of UV light to relieve eye strain and prevent vision loss. The computer screen protector can reduce the influence of blue light between 400nm-450nm to achieve a wide range of protection.

[High Light Transmission]: This blue light filter is only 2mm thick and weighs only about 1lbs.The blue light monitor screen protector has a light transmittance of 96%, and will not cause any burden on your computer. So now you can enjoy the high-definition screen to do any work with the monitor screen protector for eyes.

[High Hardness, Scratch Resistance and Stain Resistance]: The blue screen protector for computer based on acrylic material. It uses advanced optical technology to superimpose 5 layers of polymer materials together, which has 8H hardness. So the computer screen blue light blocker advantages of scratch resistance and stain resistance.

[Convenient]: Our blue light shield for computer screen is installed with a hanging buckle, which can be used without any tools.Compared with traditional screen protectors, this blue light blocking monitor filters can be directly suspended without sticking and will not produce any bubbles. It's so comfortable and convenient to use.

[Good Compatibility]: This blue light filter for computer monitor suitable for all 23-24 inch monitors. Actual Size: 21.26 x 13.39 inch (LxW). Please measure your screen size before buying.

FITS MONITOR SIZES OF 21.5” WIDESCREEN 16:9 – Computer Screen Privacy Filter Dimensions – DIAGONAL: 21.5”, WIDTH x HEIGHT: 18 3/4" x 10 9/16" (476mm x 268mm). Please measure your computer screen width and height carefully before order placing

ENHANCED PRIVACY and ANTI GLARE – thanks to a partnership with LG who provides Premium certified materials that make our monitor privacy screen exceptional value for money. Whether you're working in the office, airport, airplane or other public areas you can trust your privacy is protected

OTHERS SEE A DARK SCREEN – you enjoy a crystal clear view! Privox computer monitor privacy filter has transparency over 85% thanks to our new 12 layers model. Our computer blackout screen blocks visibility for intruders looking from an angle of 30 deg and more

WORKS AS EYES and COMPUTER SCREEN PROTECTOR – your health is protected by blocking of glare, blue light display transmission and filtering out UV. Privox privacy screen for computer monitor effectively reduces eyestrain, dry eye and insomnia caused by LCD screen, protects LCD panel from scratches

EASY INSTALLATION and TOUCHSCREEN COMPATIBILITY – we provide 2 attachment options for super easy installation. Our advanced technology offers comfortable use even with touchscreens

BLUE LIGHT BLOCKING SCREEN PROTECTOR – If you are sitting at your computer for extended periods of time, then this blue light screen protector is the perfect solution to help reduce eye strain and soothe tired eyes! Enjoy your work, reading, design or gaming time by using this computer screen protector for eyes to help you feel less tired and strained, while still being able to see the screen clearly too(No anti-glare)

REDUCE EYE FATIGUE AND IMPROVE SLEEP QUALITY – by using a blue light screen, 420-460 nm blue wave, radiation and other harmful light sources are blocked out which helps to reduce eye discomfort and straining. By comforting and soothing the eyes while you work, you will be less inclined to have eye strain which in turn helps your eyes to relax and for you to have a great nights’ sleep

EASY TO INSTALL BLUE LIGHT FILTER FOR COMPUTER SCREEN – our blue light screen is easily fitted to your computer monitor in seconds, without the need for any tools. Simply remove the frosted layer from both sides of the protector and place it on the screen to complete the installation

UNIVERSAL SIZE BLUE LIGHT SCREEN – this blue light filter for computer screen is designed to fit computer screens ranging from 20 inches to 22 inches in size. Our reusable blue light screen protector is engineered to be compatible with a wide range of brands

EYESAPAJOU 100% SATISFACTION GUARANTEE – we are highly confident in the superior quality and effectiveness of our blue light blocking screen protector. If you have any issues with your purchase, please contact us directly, within 30 days, so that we can resolve the problem swiftly for you

【PRIVACY FILTER DIMENSIONS】- Width: 18 3/4" (477 mm), Height: 10 9/16" (268 mm), Diagonal: 21.5" (546.1 mm) - Peslv Dark Blackout Privacy Screen Filter is engineered to be compatible with Dell, HP, Samsung, Lenovo, LG, Acer, ASUS, Toshiba, ViewSonic, and other monitor brands. Please verify your computer screen's width and height measurements before ordering. It is not recommended to select a size based solely on the diagonal.

【HIGH-CLASS PRIVACY ABLE】peslv collected suggestions from more than 2000 computer users, and performed 20000 anti-peep angle corrections on the micro-blind optical technology to ensure that any line of sight beyond +-30° facing the screen will be shielded. With a computer privacy screen 21.5 inch, the privacy of your computer screen will never be leaked.

【EASY TO INSTALL】The 21.5 inch privacy screen for monitor has 2 installation options, you can use 21.5 inch privacy screen whether your monitor frame is raised or flush with the screen. You can complete the installation within 30 seconds according to the instructions of the easy installation manual. If the screen frame of the monitor is raised, you can choose the installation options ① and ②. If the monitor screen is flush with the frame, only the installation option ② can be used.

【EFFECTIVE ANTI-GLARE】The anti-glare technology from Germany AG can reduce the glare above 90 and soften the light, so that you will not feel the dazzling reflection in the strong light environment. The 21.5 inch monitor privacy screen has a unique double-sided structure, the glossy surface has a better anti-peep effect, and the matte surface has a better anti-glare effect. You can choose according to your needs.

【STRONG ANTI-BLUE LIGHT】Filtering optical materials imported from Japan can reduce 92% of blue light and 98% of UV light, and filter all harmful light emitted from the screen to protect your eyes. The high-transparent and reinforced built-in protective layer not only presents high-definition picture quality, but also protects your screen from scratches. Hurry up and place an order, own privacy screen for computer monitor 21.5 inch, protect your screen and your eyes.

【WIDELY APPLICABLE】The privacy screen filter 21.5 inch is modeled on a real machine, the size is 1:1 matching, and it is compatible with a 21.5-inch monitor screen with an aspect ratio of 16:9. Our computer screen privacy filters are perfect for business, students, healthcare workers, and bank workers. You can protect sensitive information.

【PACKAGE CONTENTS】The package includes one 21.5 in monitor privacy filter, two sets of transparent double-sided adhesive strips, two sets of transparent slide mount tabs, one screen cleaning kit, and one large size nano-fiber cleaning cloth. Peslv is a factory that integrates production, processing and sales, and we are committed to making you more satisfied. Buy with confidence. [monitor screen privacy shield 21.5 inch lifetime warranty][Lifetime replacement of attachment parts]

☞RELIEVE EYE FATIGUE AND HELP YOUR SLEEVE BETTER - Protects your eyes and curbing 99% harmful UV. Anti-blue light between 420nm - 460nm can be reduced by 46% for HEV protection to help minimize eye fatigue.

☞ANTI GLARE ANTI STRONG LIGHT REFLECTION - Made of Acrylic and 5H hardness can effectively prevent screen from dust and scratch. not only resistant to fingerprints, but also resistant to oil stains. Effectively relieve the glare & eye fatigue.

☞ANTI-STATIC AND RADIATION MATTE FILM - With 96% clear transparency, which will not darken your laptop screen, keeping the original screen brightness and easy to install.

☞UNIVERSALLY COMPATIBLE WITH ALL 43/50/55/66" MONITORS - This versatile blue light protector for computer monitors is engineered to be ideally compatible with HP, Samsung, Dell, Lenovo, Acer, Asus, LG, ViewSonic.

☞WHO NEEDS MORE A ANTI GLARE ANTI FILTER - Insomniac, students, office staff, game lovers, fashion beauty, pregnant women, elderly, filter out Blue Light and relieve computer eye strain to help you sleep better.

Multi-Layer Anti-Blue Light Protection: The monitor blue light filter for 2021 Apple iMac 24'' with m1 chip has the newest multi-layer blue light filtering technology and enhances anti-blue light performance, UV400 protection, Radiation Protection, Anti-static, relieve the fatigue of eyes. Anti glare screen protector double protection makes you completely get rid of glare and unaffected by reflected light from the screen.

Anti-Scratch and Anti-Fingerprint: ANTOGOO V anti glare screen protector not only prevent blue light and protect your eyes, but the frosted nature can also protect your computer from daily scratches, oleophobic layer on the surface prevents fingerprints and oil residue, keeping the computer screen clean.

Easy to Install and Remove: The anti glare film can give full protection to the entire screen, is easy to install, and can be done in minutes. It's also easy to remove when you want to and there's no messy residue. Don’t worry about mistakes.

HD with No Bubbles: Our computer screen protector adopts a bubble adsorption design, small bubbles can be removed by lightly pressing during installation. Large-size screen protectors require more patience during installation, one step by step. 99% of the high light transmission rate to maintain the original screen color, giving you a better visual experience.

Package Included: 1x Blue Light Screen Protector, 1x Micro-Fiber Cleaning Cloth, 1x Dust Removal Sticker, 1x Guide Sticker, 1x Squeegee Card.