One of the most trusted names in all screen protectors is ZAGG, or Invisibleshield. They've been around since the beginning, and they have some of the best options on the market.
The latest product from ZAGG is its VisionGuard tempered glass. This gives you everything our other tempered glass screen protectors deliver for the Pixel 3, and then some.
The company promises its VisionGuard glass has a high-energy blue light filter designed to keep your eyes safe too. This filters certain lights from smartphones that keeps us awake at night, irritates eyes, and causes strain. It's like Night Mode built into your favorite screen protector.
Basically, they claim it'll protect your eyes and your Pixel 3 screen at the same time. Plus, it's ZAGG so buy with confidence.