Entries tagged with “sensitivity” from O'Reilly Digital Media Blog

I've written about using noise for aesthetic purposes. I've also explored the possibility that noise generated by boosting a camera's sensitivity (ISO) will become a historical artifact and thing of the past. I've also explained my strategies for effective noise post processing. It's time to take a look at a technical challenge that decreased noise generation at higher ISOs solves....

In my spring release from O'Reilly Light & Exposure for Digital Photographers, I show that image noise can be used creatively. This material is in the ISO and Noise chapter. For example, the noise in this close-up capture of a tiny Lobelia flower is what makes the photo interesting. View large size. Photoshop Nyet: see my blog entry for backstory...