Straightening, cropping, and removing red-eye are all fairly easy fixes to make to a photograph. Getting good tones, on the other hand, can be a more challenging problem. iPhoto’s Enhance button tries ...

How histograms can help you control key factors that affect exposure levels. Correct exposures are the first step towards usable image files and the histogram displays provided in most digital cameras ...

How to use the histogram displays in your camera to improve your photos. All digital cameras are able to display a histogram on their LCD monitors and/or in their electronic viewfinders. It’s one of ...

It’s easy to set exposure by eye. We’ve all done it. The problem is that the electronic viewfinder or LCD screen on your camera does not show a 100% accurate representation of what the sensor is ...

RedShark Replay: One from the archives. Gone are the days when a light meter and a trained eye was enough; to do better, we need technological measures and test & measurement equipment. Traditionally, ...

Techniques / Using the Histogram tool in Paint Shop Pro X2 Michael Bates uses PaintShop pro X2 to show us how the Histogram Adjustment tool can easily alter both the exposure on an image-wide scale ...

Obscura 2.0 was one of our favorite iOS app updates of 2018, which garnered it a MacStories Selects Best App Update Runner-Up award. Since it was released eight months ago, developer Ben McCarthy has ...

Figure 1 shows two renderings of a three-dimensional model of Michelangelo’s sculpture of St Matthew 12. The version on the left appears darker and glossier than the one on the right. This is true ...