Any DSLR or mirrorless camera that takes interchangeable lenses can collect dust or other debris on the sensor surface. Sensor dust can be annoying at best, because it produces dark diffuse spots in your images that become more even more obvious if you use heavy contrast and sharpening adjustments. The risk of getting dust on […]
Spot removal
Cameras with interchangeable lenses do not have sealed interiors and the sensors can pick up spots of dust. These can be removed in software using spot removal tools – you dab on the dust spot and the software uses nearby pixels to cover it up. It's like cloning but easier, because you can leave the software to 'heal' the spot automatically.