BACK TO BASICS
THIS MONTH: CAMERA SENSORS
How does your camera turn light that’s piped through the lens into a digital image?
WHILE autofocus accuracy and speed, continuous shooting rate, buffer size and build quality are all important considerations when choosing a camera, it’s the performance of the camera’s imaging sensor that really matters most.
How the sensor responds to the light collected by the lens is key to the quality of your photographs, with the degree of detail the sensor is capable of resolving, the range of brightness it can record and the amount of noise that’s created laying the foundations for the final, processed image.
Your camera’s sensor is made up of millions of individual light-sensitive photosites, commonly referred to as pixels. These can be minute – a fraction of the width of a human hair in size – and each one generates a
