What is a Photochromic Lens: The Science Behind Light-Adaptive Eyewear

Here is the lens review that no one asked for 😂 I was going through the lenses I have collected over the years in ignorance to see if I could still use them despite their high aperture, and I honestly don’t mind the footage. The ISO had to be pumped up to around 700 with the shutter speed as low as it can go, but otherwise it was ok. My favourite is still my fixed focal lens (50mm f1.4) because I love the soft focus effect in my footage. Probably one of my least helpful videos, but there you go