If see from the sides, the greater the angle the darker the screen.Anyone who tries to peek over the side will only see a dark screen!
eBay
ARZOPA 16.1 inches Portable Monitor,144hz,100%sRGB,1080P FHD,IPS Screen, External Second Screen for Laptop/PC/PS5/Mac/Xbox Z1FC
Aliexpress UK
SenseAGE Privacy Screen Filter for 23-24 inch Computer Monitor Hanging Type Brand new in box, box may have slight damage from storage.
eBay
Monitor Stand Riser for Desk Computer Monitor Elevator Laptop Computer Screen Status Lift Stand Holder Booster for Workplace
Aliexpress UK
eBay
Computer Monitor Notes Monitor Message Board Screen Memo Board Computer Sticky Note Holder Message Memo Panel for Office
Aliexpress UK
24”/16:9 Widescreen (531x298mm). Enhanced Privacy Protection: After installing the monitor privacy screen protector, the screen content can only be seen clearly in front of the monitor. The screen will dim a bit when using this protector, just turn up the monitor brightness.
eBay
7.8 inch Touch Monitor Long Wide Screen HDMI PC Temperature Display PC Sensor Panel Display Small Extender Monitor
Aliexpress UK
KEEP INFORMATION PRIVACYClear view for you. The computer privacy filter makes the screen appear dark when looking at it from an angle (the angle is about 30- 60), but bright when looking directly at it.
eBay
Adjustable TV Screen Shelf Display Shelf Computer Monitor Riser Desktop Stand TV Rack TV Monitors Simple Bracket
Aliexpress UK
Iiyama Monitor Pro Lite XUB2493HS 24". WITH PRIVACY SCREEN ALREADY FITTED.
eBay
Zeuslap 18.5 inch Smart TV Portable Touch Screen Monitor with Google TV For Mini PC Laptop Phone Xbox PS4 PS5 Switch
Aliexpress UK
[Enhanced Privacy and Anti Glare] - Protect your information and reduce eye strain with PYS privacy screen. Advanced anti-glare technology reduces reflections, allowing you to work comfortably even in bright light.
eBay
ARZOPA Portable Monitor 17.3'' 1080P HDR IPS Kickstand Speakers for PC Mac Phone Xbox Switch PS HDMI USB External Laptop Screen
Aliexpress UK
[Enhanced Privacy and Anti Glare] - Protect your information and reduce eye strain with PYS privacy screen. Advanced anti-glare technology reduces reflections, allowing you to work comfortably even in bright light.
eBay
HGFRTEE 18.5inch 100Hz Portable Monitor With VESA Hole Stand PC Gaming Extended Display ADS-IPS Large screen Support Type-C HDMI
Aliexpress UK