While many photographers love to work with softboxes, there are many other light modifiers out there. But the single most versatile light modifier out there is the umbrella–and more specifically the convertible umbrella. An umbrella can function as many different light modifiers and the right one can be all you need in your lighting kit. Indeed, it’s a simple to use and very effective light modifier that gives you the most bang for your buck.
To understand why, you’ll need to understand more about how the umbrella works.