This rare and majestic atmospheric optics display occurs when sunlight ... The phenomenon results from a direct reflection of the sun on millions of cloud crystals acting together as a giant ...

Atmospheric optics is a branch of optics and photonics that studies how light behaves in the Earth’s atmosphere. This can include both understanding naturally occurring effects involving ...

Researchers at the Fraunhofer Institute for Applied Optics and Precision Engineering IOF have developed powerful thulium fiber laser systems that almost double the previous performance world record.