What's the difference between photochromic and polarized lenses?

Polarized or Photochromic Sunglasses for Cycling: Yes or No?

How do polarized and non-polarized sunglasses differ?

Polarized Lenses: vs. Photochromic Lenses: Which Ones are Best? – Julbo Canada

Transition Lenses vs. Sunglasses, Blog

Understanding Photochromic Lenses: Why Aren't They Turning Dark?

Photochromic lenses: Which is right for you?, Blog

Difference Between Polarized and Non-Polarized Lens

Photochromic, Polarized, or Tinted Sunglasses?

Finding the Ultimate Driving Lens

The Perks of Polarization — Downtown Vision - Your Family Optometrist

Photochromic Lenses: Transitions and Light-adaptive Lenses