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How do we measure camera resolution?

Published in Camera Technology 2 mins read

Camera resolution is typically measured by the number of pixels in an image, specifically the width and height of the image expressed in pixels.

Here's a breakdown:

  • Pixels: A pixel (picture element) is the smallest individual component of a digital image. Think of it as a tiny square of color.

  • Resolution: The resolution represents the total number of pixels that make up an image. A higher resolution means more pixels, leading to a sharper, more detailed image.

  • Measurement: Camera resolution is expressed as width x height (e.g., 3000 x 2000 pixels). The total number of pixels can also be expressed in megapixels (MP). One megapixel equals one million pixels.

    • Example: A camera that captures images at 3000 x 2000 pixels has a resolution of 6,000,000 pixels, or 6 megapixels (3000 * 2000 = 6,000,000).
  • Megapixels (MP): This is a common shorthand way to refer to the overall resolution. For instance, a "12MP camera" captures images with approximately 12 million pixels.

In essence, measuring camera resolution boils down to determining the total number of pixels captured in each image. More pixels translate to greater detail and the ability to print larger images without noticeable pixelation.

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