Technical Post: Fighting 'Noise'

The issue of image noise:

Digital image noise can be a major problem with both photography and video making, manifesting itself in the form of little random patterned coloured specks/dots. Noise can be dependent on the quality of equipment but relies on many other features too.

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Some Ways To Stop Noise:

'WIKI HOW' Advises:

• Keep the camera as cool as possible, over heating can increase noise
• ISO SETTING: Keep ISO as low as possible; compromise with higher exposure instead

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Noise can also be removed in post production stages:

However it's better to 'prevent' than 'cure'...