Rainbows are one of the most magical of sky effects, elusive, mysterious and colorful. They’re a natural subject for the nature photographer, so much so that they do run the risk of cliche, but they can also can put the final “shazam” on what would already be an interesting image. With a few simple hints and techniques, you’ll gain a better understanding of how to capture and convey their magic.
The first challenge in finding a rainbow is finding one to photograph in the first place. Any rainbow requires two elements, light and water droplets. The light needs to be from small source and very bright, so it’ll usually need to be direct sunlight (although it is possible to find and photograph “moonbows”) they’re very hard to see and even harder to capture well. The need for both sunlight and rain or mist means you’ll usually need to look for rainbows in mixed weather (rainy conditions without complete overcast) or in other places where mists form in broad sunlight (waterfalls, such as my Iceland image above, geysers, and the like.) (more…)