Dealing with Noise and Sharpness

a presentation given to the RA Photo Club

On digital cameras, increasing the ISO values is effectively the same as turning up the volume on an amplifier. At a certain point, distortion appears, which manifests itself as noise on the photo. Reducing noise often negatively impacts sharpness. What is to be done?

• How a Digital Sensor Works
• What is Noise?
• Various Kinds of Noise
• Tools
• Techniques
• Trade-offs
• Adding Noise for Effect

You can downlad a .pdf of the presentation.