What is aperture? Learn to control blur like a pro photographer
Photography

What is aperture? Learn to control blur like a pro photographer

Daven Mathies/Digital Trends Ever see a photograph with a dreamy, out-of-focus background? Or perhaps a landscape with pin-sharp details from the closest foreground elements all the way to distant clouds? Aperture is what allows photographers to take control over how sharp or how blurred their photos are, and is one of three elements that determine a photograph’s exposure. But what is aperture, really? As part of the exposure triangle , aperture is an essential camera setting, helping determine how bright or dark the image is. Unlike shutter speed and ISO — the other two sides of that triangle — aperture isn’t in the camera, but the lens. The word aperture simply means an opening, and that’s exactly what the aperture of a lens is. By changing the aperture setting, you increase or decrease the size of that opening, letting in less or more light, respectively. Here’s everything new photographers need to know about using aperture. What is aperture? The basics Imagine you are filling a jar with sand. Both jars have the same capacity, but one has a wide opening like a Mason jar and the other has a narrow opening like a soda bottle. If you drop a […]

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