My contact lenses darken in the sun. : r/mildlyinteresting
Different Types of Photochromic Lenses and Their Benefits
All About Eyes Abuja - Lenses that go dark in the sun are referred to as #photochromic lenses. They have tiny molecules embedded in them that react with UV (ultraviolet) sun rays
Photochromic Cycling Glasses That Darken in the Sun. Transition Lenses. MTB, UV | eBay
Acuvue Oasys Transitions: Contact lenses that get dark in the sun - CNET
How do Transitions® photochromic lenses work?
Transition Lenses – The Pros & Cons - Online Opticians UK - Blog
Self-Darkening-Eyeglasses
Photochromic Cycling Glasses That Darken in the Sun. Transition Lenses. MTB, UV | eBay
New Contact Lens Darkens Under UV Light, Makes Wearers Look Like A Pokemon
The benefits of photochromic lenses │ Donovan Smith
Here's a Look Into the Contact Lenses That Turn Dark in Bright Sunlight
Sunglasses With Transition Lenses: Pros and Cons - American Academy of Ophthalmology
The Pros and Cons of Transition Lenses
The Science of Shade: Unlocking Photochromic Lenses | HowStuffWorks
How Fast Will Photochromic Glasses Change to Sunglasses?
Are Darker Sunglasses Better for Your Eyes? | For Eyes | Blog
everyday chemistry - Sunglasses that darken in sunlight - Chemistry Stack Exchange
Glasses Direct ™ - Transitions® Light Intelligent Lenses™