For many people, today's solar eclipse is a once-in-a-lifetime event. Parts of North America will see a partial solar eclipse. Latest Videos From Tom's Guide Watch full video here:Here's how to photograph the eclipse safely and keep your phone functional. Eclipse glasses block 99.99% of the sun's light, filtering out the dangerous rays while letting your phone capture the eclipse safely. The key here is making sure your eclipse glasses are legitimate: marked with ISO 12312-2 certification.