YarHarSuperstar@lemmy.world to Ask Lemmy@lemmy.world · 11 days agoWhy is the sky purple in the reflection of my friend's glasses?lemmy.worldexternal-linkmessage-square14fedilinkarrow-up142arrow-down18file-text
arrow-up134arrow-down1external-linkWhy is the sky purple in the reflection of my friend's glasses?lemmy.worldYarHarSuperstar@lemmy.world to Ask Lemmy@lemmy.world · 11 days agomessage-square14fedilinkfile-text
minus-squareYarHarSuperstar@lemmy.worldOPlinkfedilinkarrow-up3·11 days agoThank you, that is very interesting. They said they remembered being told at some point that there was a coating on the glasses.
Thank you, that is very interesting. They said they remembered being told at some point that there was a coating on the glasses.
It’s standard to have UV protection.