Area scan cameras and line scan cameras are often used in the industrial line and it is easy to get the two of them confused. This article thus seeks to differentiate between them by explaining what area scan cameras are used for.
An area scan camera is able to capture an entire object in a 4:3 frame, and they are mainly used in various industrial lines such as security monitoring, product inspection, traffic inspection, etc. They are able to capture a 2D image in one exposure cycle. These cameras are stationed to capture a single image which can be broken down into multiple segments where one can easily look for specific objects within a single take.
In contrast, a line scan camera is used when a continuous high resolution is needed to capture continuously moving scenes and objects, such as the inspection of round and cylindrical parts
There are two types of area scan cameras – progressive and interlaced scan:
Before deciding on using an area scan camera, you should ask yourself this: what is it that I need to capture and view? Here are some things to take note of if you are deciding whether or not to use an area scan camera: