Wednesday, January 13, 2016

Camera sensor sizes explained

Confused about Four Thirds, 1/1.7, full-frame and APS-C format and why it matters? Don’t worry, here’s everything you need to know about camera sensor sizes.

Canon EOS-1D X full frame sensor
Sensor size is important in photography because it has an impact upon image quality. If you have two cameras with the same pixel count, but one has a physically larger sensor than the other, the one with the larger sensor will usually produce better quality images.
This is because the photo receptors, which are commonly called pixels these days, are larger on the bigger sensor.
The main purpose of a photo receptor is to receive light and generate an electrical signal that is converted into a digital image signal. The more light that the sensor receives, the stronger the image signal will be.
A strong signal requires less amplification and this means there’s less opportunity for image noise to introduced or enhanced.

more at digitalcameraworld.com

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