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 focusing lens chart at OneSlidePhotography.com
If we buy an L series lens from Canon, surely we will find a line of code on the back of the lens. The code is the code of the year and the place where the lens was made. Now, for buying lenses, especially the used lens .. this code can be very utilized in […]
The following are points to consider when conducting a model/portrait photo shoots. In this post, I will be discussing the matter of composition, angle, backgrounds, and lightings; areas in which beginners usually make mistakes in. 1. Composition Pay close attention to the composition when photographing a person. If the scene above the head of the […]
Photography is originated from Greek language, “photos” which literally means light and “graphein” which means drawing. In other words, it means drawing with light. Lighting is the most important part of photography and there will be times when you will need additional light sources. For example, pop-up flash (or flash featured in every camera), it […]
Photography can indeed become a hobby that can be done anywhere and at any time. From grandiose landscape photography to the most trivial of objects, photography can be made artistic by its photographer. With the right techniques, accurate lighting, and high artistic taste, a mere leaf can make for an interesting photograph. Here are a […]
The following are important factors in assessing the optical quality of a lens: -A good lens has the same sharpness in the center as it does at the edges (bad-quality lenses have a corner softness). -Good lenses can also capture with sharpness at any focal length and at any aperture setting (except when it exceed […]
Creating unusual digital photographs will involve a lot of things, and you can do this with on-camera accessories like lenses, cases and tripods. You also can use on-camera settings. Or, you can use post-processing techniques through Photoshop, to make your pictures look unusual.With a digital camera and editing software, you can edit and manipulate your […]
Depth of field refers to the range of distance that appears acceptably sharp. It varies depending on camera type, aperture and focusing distance, although print size and viewing distance can also influence our perception of depth of field.The depth of field does not abruptly change from sharp to unsharp, but instead occurs as a gradual […]