Benefits Of A Bigger Aperture

Benefits of a Bigger Aperture

Even the most talented of photographers shy away from working with a bigger Aperture. There are several disadvantages to not using a bigger aperture. Especially if you’re artistically inclined towards Bokeh photography.

An aperture can contribute to your photos by adding more dimensions. It can also manipulate the depth of field. It is possible to create a blurry or sharp background using Aperture.

Before diving into the pros of bigger Aperture, let us discuss what it is.

What is an aperture in photography?

In simple terms, an Aperture is an opening in the lens of your camera. This opening gets smaller or bigger to let in less or more amount of light.

For a better understanding, you can think of an aperture as the pupil of your eye.

When there is more light falling on your eye, the pupil constricts to let in less light. Whereas in darker conditions (low light), the pupil dilates to let in more light.

Effect of Aperture on Exposure

The aperture size affects the overall light to reach a camera’s sensor. Which, in turn, affects the brightness or exposure of a photograph.

A larger aperture results in a brighter photograph. And a smaller aperture makes it duller. In darker conditions, it is ideal to use a bigger aperture.

Effect of Aperture on Depth of field.

The depth of field is the part of your photograph that appears sharper. Some photographs may have shallow depth with a blurry background. Others will have a deeper depth with a bright background.

A bigger aperture leads to a shallower depth of field. This is best used in portraits and general photography. A bigger aperture lends more focus to the subject.

A smaller aperture creates a sharper background. This is ideal for landscape or architecture photography.

How is an aperture calibrated?

Typically, terms like ‘bigger’ or ‘smaller’ indicate aperture size. But it can also be calibrated as f-number or f-stop.

The letter f is generally followed by a number, such as f/1.4. Hence, the f-stop is a unit for aperture size used for a particular photograph.

In photography, most things are typically back to front. The lower the number with the ‘f,’ the wider is the Aperture.

For example, your camera’s Aperture is open wider when it is at a value of f/1.4. A higher number, like f/11, means that your Aperture is narrow or small.

The aperture f/stop scale on a camera follows this order – f/1.4, f/2, f/2.8. f/4, f/5.6, f/8, f/11, f/16, and f/22.

Hence, when you increase the aperture size from f/2.8 to f/5.6. Your final photograph will have four times less light when it is at f/5.6.

What are the Benefits of using a Bigger Aperture?

A bigger aperture can add life to your photograph. There is a lot of room to play around with aperture size. For specific niches of photography, a bigger aperture can work wonders.

Eliminate diffraction

Diffraction is a concept that explains light interference. Every time light waves pass through a slit; there is interference.

Diffraction plays a crucial role in photography. It occurs every time, light shines through your camera’s lens via the Aperture.

This interference causes a blur, resulting in less sharp photographs. A more significant aperture lets in more light. More light helps to clear the diffraction leading to sharper images.

Remove unwanted elements

With a smaller aperture, you can accidentally include undesirable elements in the photograph. This happens because of the larger depth of field. A wider aperture, such as at f/5.6 can reduce this risk.

Manipulate the bokeh

A bokeh is the nature of the background in a photograph. For specific types of photography, you might need a blurry background. Such as in wildlife, portrait, wedding, and music photography.

A bigger aperture lets you focus better on a subject. The background ceases and becomes obscure. This helps in eliminating the distraction in your photograph.

Low light conditions

Even expert photographers dread low light conditions. The lack of dim light leaves little room for creativity.

A bigger aperture lets in more light onto the camera’s sensor. This results in well-exposed photographs as it makes the frame brighter.

Better photos without photo editing

Photo editing can convert an average photograph into a perfect one. However, it requires significant investment. You need more time and money to edit your images.

A bigger aperture removes unnecessary elements from a photograph. Saving you from the hassle of photo editing.


  1. YouTube
  2. Digital Photography School
  3. Nikon
  4. Canon Asia
  5. Expert Photography
  6. Wistia
  7. Keh
  8. Celestron

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