What is a privacy filter?

Welcome Delta Sigma Pi

  • Accessibility
  • Sales:

    Home:

    1-800-426-7235

    Business:

    1-866-426-0911

    Chat Now >

    Visit Sales Support Page >


    Order Support:

    Order Lookup >

    Visit Order Support Page >

    Technical Support >

Lenovo
All
  • All
  • Laptops
  • Desktops
  • Workstations
  • Monitors
  • PC Accessories & Electronics
  • Tablets
  • Servers & Storage
  • Servers Accessories
  • Sign In / Create Account
    My Lenovo Account
    Keep track of your wishlist, orders, and rewards all in one place
    Sign In / Create Account
    Welcome Back!
    Access your order, subscriptions, saved carts, rewards balance, and profile
    View My Account
    Orders
    View & track your orders
    Rewards
    Earn & redeem Rewards
    Profile
    Edit name, password, and account settings
    Wishlist
    Manage a wishlist of your favorite products
    Products
    Manage your devices, accessories
    Product Registration
    Register your product and/or update your warranty dates
    Sign Out
  • My Lenovo Rewards
  • Cart
  • Products
  • Solutions
  • Services
  • Support
  • About Lenovo
  • Deals
  • Student
  • Gaming
  • Laptops
  • Desktops
  • Workstations
  • Accessories
  • Software
  • Monitors
  • Tablets
  • Servers & Storage
  • Home & Office
  • AI
  • Deals
TEMPORARILY UNAVAILABLE
DISCONTINUED
Temporary Unavailable
Cooming Soon!
. Additional units will be charged at the non-eCoupon price. Purchase additional now
We're sorry, the maximum quantity you are able to buy at this amazing eCoupon price is
Sign in or Create an Account to Save Your Cart!
Sign in or Create an Account to Join Rewards
View Cart
Remove
Your cart is empty! Don’t miss out on the latest products and savings — find your next favorite laptop, PC, or accessory today.
item(s) in cart
Some items in your cart are no longer available. Please visit cart for more details.
has been deleted
Please review your cart as items have changed.
of
Contains Add-ons
Subtotal
Proceed to Checkout
Yes
No
Popular Searches
What are you looking for today ?
Trending
Recent Searches
Items
All
Cancel
Top Suggestions
View All >
Starting at
  • Black Friday in July! Limited-time Doorbusters + Buy more, Save more!  Shop Now >

  • My Lenovo Rewards! Earn 3%-9% in rewards and get free expedited delivery on select products. Join for Free >

  • Buy online, pick up select products at Best Buy. Shop Pick Up >

  • Lease-to-own today with Katapult. Get started with an initial lease payment as low as $1! * Learn More >

Home > Glossary >What is a privacy filter?
Glossary Hero
Learn More
StarStar

Annual Sale

Lenovo Laptop SaleLenovo Laptop Sale

Laptop Deals

Desktop DealsDesktop Deals

Desktop Deals

Workstation DealsWorkstation Deals

Workstation Deals

StoreStore

Pick Up Today at Best Buy

ControllerController

Gaming PC & Accessory Deals

MouseMouse

PC Accessories & Electronics Deals

MonitorMonitor

Monitor Deals

Tablet and phoneTablet and phone

Tablets & Phones Deals

ServerServer

Server & Storage Deals

Discount tagDiscount tag

Clearance Sale


What is a privacy filter?

A privacy filter is a physical screen or overlay you place on your computer or mobile device's display to prevent others from viewing the information on your screen. It uses micro-louver technology to narrow the viewing angle, ensuring that only someone directly in front of the screen can see the content clearly. This is particularly useful in public spaces or open office environments where sensitive information could be exposed. By blocking side views, it adds privacy and security to your digital workspace.

How does a privacy filter work?

A privacy filter works by using micro-louver technology, which is designed to block the view of the screen from any side angles beyond a certain degree. These tiny vertical blinds within the filter allow the light to pass directly to the user in front of the screen, while darkening the screen when viewed from the side. This way, you can work comfortably without worrying about onlookers.

Can I use a privacy filter on any type of screen?

Yes, you can use a privacy filter on various devices, including laptops, desktop monitors, tablets, and smartphones. These filters are available in various sizes to fit different screen dimensions. When choosing one, make sure to select the correct size for your device to achieve the best coverage and effectiveness. Some filters are universal, while others are designed for specific models, offering tailored cutouts for cameras or touch capabilities. Regardless of the device, a privacy filter can enhance your privacy without hindering usability.

What should I consider when choosing a privacy filter?

When choosing a privacy filter, consider the size of your device screen, whether you prefer landscape or portrait orientation, if you need it to be touchscreen-compatible, and the degree of privacy or viewing angle you need. Also, consider whether you want an adhesive or non-adhesive filter, depending on whether you plan to remove or reapply the filter often.

Does a privacy filter protect against screen glare?

Some privacy filters offer anti-glare properties, but not all are designed with this feature. If reducing glare is a priority, look for a privacy filter specifically labeled anti-glare. These filters have a matte finish that diffuses light, reducing reflections and making it easier to see your screen in bright environments. This can be beneficial when working outdoors or in areas with lots of natural light. Combining privacy with glare reduction can significantly enhance your viewing comfort.

Are there privacy filters that protect against blue light?

Yes, some privacy filters also reduce blue light exposure, providing dual benefits of privacy and eye protection. These filters use special coatings to limit the amount of blue light emitted, which can help reduce eye strain and improve sleep quality. If blue light reduction is a priority, look for privacy filters specifically advertised with this feature. Combining privacy with blue light reduction can enhance your comfort during extended screen time, making it worthwhile for frequent device users.

Can I still use my touchscreen with a privacy filter?

Yes, many privacy filters are compatible with touchscreen devices. These filters are designed to keep the touch responsiveness of your screen while providing privacy protection. When buying a privacy filter for a touchscreen device, ensure it is labeled touchscreen compatible. This way, you can continue to swipe, tap, and pinch without any interference. The key is to choose a filter that adheres well to the screen without creating a barrier to touch functionality, allowing seamless interaction with your device.

Do privacy filters work in low-light conditions?

Privacy filters work in low-light conditions, but their effectiveness can vary. In dim environments, the contrast between the lit screen and its surroundings is more pronounced, making it easier for onlookers to notice the screen's glow. However, the micro-louver technology will still obscure the screen from side angles, keeping privacy. You might need to adjust the screen brightness to a level that's comfortable for you, while ensuring the filter performs optimally. Even in low light, a privacy filter stays a valuable privacy tool.

How can a privacy filter impact my productivity?

A privacy filter will positively affect your productivity by creating a focused work environment. By reducing the risk of visual distractions and prying eyes, you can concentrate on your tasks without worrying about onlookers. This is particularly beneficial in open or public workspaces, where privacy can be challenging. With added security, you can work on sensitive projects confidently, knowing your screen's contents are shielded from unauthorized view. Ultimately, a privacy filter can enhance your ability to work efficiently and securely.

Can I use a privacy filter with a laptop cover?

Yes, you can use a privacy filter with a laptop cover, but compatibility depends on the design of both accessories. Ensure the filter fits well under or over the cover, without causing misalignment or interference with the screen. Some covers might have built-in slots for privacy filters, providing seamless integration. If you're concerned about fit, opt for a filter that can be secured independently of the cover. This allows you to enjoy the benefits of both accessories without compromising functionality.

Do privacy filters come in different colors?

Most privacy filters are available in neutral colors like black or dark gray, designed to blend with the device's aesthetics while focusing on function rather than form. Some manufacturers offer filters with a golden or blue tint, providing a bit of style alongside privacy. The color of the filter might affect how it interacts with your screen's display, so consider any potential effects on brightness or color accuracy when choosing a tinted choice. Ultimately, the choice of color depends on personal preference and intended use.

Can I use a privacy filter in portrait mode?

Yes, privacy filters can be used in portrait mode, but ensure the filter is oriented correctly for optimal performance. Many filters are designed to work in both landscape and portrait orientations, especially those for mobile devices and tablets. Check product specifications to confirm compatibility with your preferred screen orientation. By using the filter correctly, you keep privacy regardless of how you position your device, making it versatile for various tasks and settings.

Looking for a Great Deal?
Shop Lenovo.com for great deals on A+ Education PCs, Accessories, Bundles and more.
Shop Deals Now

  • Legion 7i Gen 9 (16″ Intel) Gaming Laptop
    Starting at
    $1,699.99
    Learn More
  • ThinkPad X9 15 Aura Edition (15ʺ Intel) Laptop
    Starting at
    $1,127.97
    Learn More
  • Yoga Book 9i (13” Intel)
    Starting at
    $1,999.99
    Learn More
  • Yoga 9i 2-in-1 Aura Edition (14″ Intel) Laptop
    Starting at
    $1,439.99
    Learn More
  • ThinkPad P1 Gen 7 (16″ Intel) Mobile Workstation
    Starting at
    $1,871.22
    Learn More
  • Shop
    • Student Deals
    • K-12 Student Laptops
    • Student Accessories
    • Laptops by Major
    Education resource
    Explore
    • What is STEM?
    • Best Laptops for College
    • Student & Teacher Discounts
    • Lenovo Sustainability Programs
    Education carry case

    Stem Articles
    See All STEM Articles
    • Online STEM Education

    • STEM Career Tips & Resources

    • Women in STEM

    • STEM Educator Training

    • STEM Grants & Funding

    • STEM Education: Coding for Kids

    • STEM Education: Robotics

    • STEM Education: Biotechnology

    • STEM Education: Sustainability

    • STEM Education: AI & ML

    While every effort has been made to ensure accuracy, this glossary is provided for reference purposes only and may contain errors or inaccuracies. It serves as a general resource for understanding commonly used terms and concepts. For precise information or assistance regarding our products, we recommend visiting our dedicated support site, where our team is readily available to address any questions or concerns you may have.

    Why Lenovo?

    Go Greener with Leno...

    Lenovo is committed to Smarter Climate Action with lower energy laptops, use of sustainable materials and packaging, and available CO2 Offset Services.
    Learn More
    pastel background

    Get It Now, Pay For ...

    Lenovo has multiple financing option: the Lenovo Credit Card, installment plans, and lease-to-own financing op...
    Learn More
    pastel background

    Productivity & Peace of Mind

    Stay productive with Premium Care Plus - 24/7 priority support and coverage against accidental damage. Power through your day with our Smart Performance and extended battery solutions.
    Learn More
    pastel background

    Fast & Secure

    Get the most from your laptop with Lenovo’s state-of-the-art Smart Performance, delivering powerful, all-in-on...
    Learn More
    pastel background

    Assistance and Suppo...

    Chat with a trained professional who can help you find the right products, place or check on an order, or setup your Education laptop.
    Contact Us
    pastel background
    Enter email to receive Lenovo marketing and promotional emails. Review our Privacy Statement for more details.
    Please enter the correct email address!
    Email address is required
    • Facebook
    • Twitter
    • Youtube
    • Pinterest
    • TikTok
    • Instagram
    Select Country / Region:
    Country
    AndroidIOS

    About Lenovo

    • Our Company
    • News
    • Investors Relations
    • Compliance
    • ESG
    • Product Recycling
    • Product Security
    • Product Recalls
    • Executive Briefing Center
    • Lenovo Cares
    • Careers
    • Formula 1 Partnership

    Products & Services

    • Laptops & Ultrabooks
    • Smarter AI for You
    • Desktop Computers
    • Workstations
    • Gaming
    • Tablets
    • Servers, Storage, & Networking
    • Accessories & Software
    • Services & Warranty
    • Product FAQs
    • Outlet
    • Deals
    • Lenovo Coupons
    • Cloud Security Software
    • Windows 11 Upgrade

    Resources

    • Legion Gaming Community
    • Lenovo EDU Community
    • Lenovo Pro Community
    • Lenovo Pro for Business
    • My Lenovo Rewards
    • Lenovo Financing
    • Lenovo Trade-in
    • Affiliate Program
    • Affinity Program
    • Employee Purchase Program
    • Lenovo Partner Hub
    • Laptop Buying Guide
    • Where to Buy
    • Glossary

    Customer Support

    • Contact Us
    • Policy FAQs
    • Return Policy
    • Shipping Information
    • Order Lookup
    • Register a Product
    • Replacement Parts
    • Technical Support
    • Forums
    • Provide Feedback
    © 2025 Lenovo. All rights reserved.
    PrivacyCookie Consent ToolSite MapTerms of UseExternal Submission PolicySales terms and conditionsAnti-Slavery and Human Trafficking Statement
    Compare  ()
    x
    Call

    Need Help? Call: 

    1-800-426-7235
    Select Your Store
    Add items to your cart?
    We've noticed that you've entered a different store. Do you want to add these items to your cart in the new store?
    No Yes. Add in Lenovo Pro