Kyle McDonald on Twitter: "if you've ever tried to use a smartphone while wearing polarized sunglasses, you've seen how the screen "dims". i've dreamt of using this technique to build a camera
![How to make a computer screen INVISIBLE: Scientist shows how to make your monitor blank to everyone but you using 3D glasses | Daily Mail Online How to make a computer screen INVISIBLE: Scientist shows how to make your monitor blank to everyone but you using 3D glasses | Daily Mail Online](https://i.dailymail.co.uk/i/pix/2013/10/30/article-2480089-191455DB00000578-175_634x334.jpg)
How to make a computer screen INVISIBLE: Scientist shows how to make your monitor blank to everyone but you using 3D glasses | Daily Mail Online
Why, when wearing sunglasses, can I view my phone very well vertically, but it disappears when I turn it horizontally? - Quora
![Does your iPhone 14's screen look rainbowish with your polarized sunglasses on, or is it just my tempered glass screen protector? : r/iphone Does your iPhone 14's screen look rainbowish with your polarized sunglasses on, or is it just my tempered glass screen protector? : r/iphone](https://i.redd.it/d8n1cmr86xz91.jpg)
Does your iPhone 14's screen look rainbowish with your polarized sunglasses on, or is it just my tempered glass screen protector? : r/iphone
![Amazon.com: Stylish Blue Light Blocking Glasses for Women or Men - Ease Computer and Digital Eye Strain, Dry Eyes, Headaches and Blurry Vision - Instantly Blocks Glare from Computers and Phone Screens Amazon.com: Stylish Blue Light Blocking Glasses for Women or Men - Ease Computer and Digital Eye Strain, Dry Eyes, Headaches and Blurry Vision - Instantly Blocks Glare from Computers and Phone Screens](https://m.media-amazon.com/images/I/71yCCVl+9RS._AC_UY1000_.jpg)