What is Back/Front Focus when referring to camera lenses?
Back focusing and front focusing refer to the tendency of a lens – or sometimes the camera body – to focus slightly behind (back focus) or slightly in front of (front focus) the intended subject when using autofocus. In some cases, it can be eliminated by adjusting the lens at a repair center, and Canon has recently added a feature to the 1D Mark III, 50D, 5D mark II, 7D that allows the individual user to make adjustments on the camera. Read the rest of this entry » .
Related Photography Ideas for back focus lens test at OneSlidePhotography.com
So my previous article talks about all the things that can have a damaging effect to your camera. Among others, these are dust, seawater, and humid air. But besides all of that, do you know what entity can cause a much greater, no-mercy damage to camera? That wrathful entity would be an angry girlfriend. This […]
Taking photos of sunrises and sunsets can be especially rewarding. At these times of day when the sun is lower in the sky, sunlight travels through more atmosphere to reach the earth. Photographing sunbeams/rays of light requires specific camera settings and an eye for careful evaluation of the quality of light.Here are some tips and […]
Cleaning the lens can help improve image quality. Here’s a pretty lengthy video tutorial by the (unofficial) Nikon Help Hotline channel on YouTube teaching how to properly and thoroughly clean a camera lens.
One of the things photographers do during post process is to adjust tones and colors to produce the desired overall tone of the photograph. There are no concrete standards to producing a certain photographic tone. It all boils down to taste and preference of the photographer. One of my and some of my friends’ favorite […]
Sometimes, we may have heard of notions like normal lens and standard lens. What is the actual meaning of these notions? Normal lens is actually a lens that has a focal length (focus distance) all along the diagonal size of image sensor camera. For a camera with full frame sensor (36 x 24mm), the normal […]
The “Rule of Thirds” one of the first things that budding digital photographers learn about in classes on photography and rightly so as it is the basis for well balanced and interesting shots. The rule of thirds is a compositional rule of thumb in visual arts such as painting, photography and design. The rule states […]
Image Stabilization (or Vibration Reduction in Nikon) is a technology found on some DSLR Canon and Nikon lenses. Activate the image stabilization (IS) so that the photographer can produce sharp images in lightless conditions without using a tripod. In another words, you can use adequately slower shutter speed when the camera is on your hands […]