what are these marks inside my lens?
what are these marks inside my lens? hi everyone, this is a lens i got second hand. I’ve never used it, was planning to sell it locally for cheap but when taking it out of the case to photograph for fb marketplace ive noticed some stuff inside, and im not experienced enough to be 100% sure if it’s just dust or fungus/etching. i’ve taken these pics in direct midday sun so its as ob…