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
Here are the newest version of my Sound-Activated Trigger v 3.0. With an updated new and improved technology, this trigger now triggers directly from your camera. Easier installations, easier usage, and more user-friendly. Below are sample photos and video of the new product. Enjoy and order soon 🙂
Here are list of error messages from Canon EOS DSLR Err 01 : Communications between the camera and lens is faulty. Clean the lens contacts. -Clean the electrical contacts on the camera and lens.
The Nikon D5100 is Nikon’s newest camera. It offers the same technical image quality of the unbeaten Nikon D7000 in a smaller, lighter, less expensive package.The D5100 has a very similar 16.2MP CMOS sensor to the excellent one seen in the D7000 but, understandably, loses out on that camera’s high-end build and feature-set. So there’s […]
As we first enter the world of DSLR cameras, one of the confusing aspects is trying to translate the meaning in lens labels. In this entry, I would like to explain the various models of lenses and what that entails. For this entry, I will use Canon lenses as the case study. – Canon EF-S […]
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 […]
When mounting a lens to a DSLR camera body, then peer into the viewfinder, what you’ll see is the image in the lens’ widest aperture settings. Now what if you want to see the image when using the smallest aperture opening straight from the viewfinder in order to get an accurate image of how the […]
An age-old question that may make the beginner photographers wonder: “Which should come first, buying a wide-aperture lens or buying a flash for photographing in low lighting?” On one hand, a fast wide-aperture lens may be more important because it can be more often used when photographing in low-lit indoors or to achieve good bokeh […]