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 problem at OneSlidePhotography.com
Here’s the world’s first photo model, or the first ever person to be photographed with a camera. Want to know how the person who was dubbed the first photo model looks like? The answer is in the photograph above. The University of Rochester gave an award for the making of this first photograph of a […]
“The marvels of daily life are exciting; no movie director can arrange the unexpected that you find in the street.” —Robert Doisneau, French photographer, (1912-1994) Robert Doisneau was a French photographer born on April 14, 1912 in Gentilly, Val-de-Marne. He was a photojournalistic photographer; focusing most of his life’s work recording the eccentricities of daily […]
Taking images of Moon can be challenging, unpredictable, complicated and at the same time it can be the most interesting thing to do especially when the moon rises as a huge globe over the horizon. It’s without question the brightest spot in the night sky and maybe due to the lunar mystic or simply due […]
The launch of the beginner DSLRs like the Canon 500D and the Nikon D5000 at almost the same time may confuse consumers. Besides the titles using the numbers 5 & 0 and the letter D, they both have video recording capabilities and has a similar sticker price. So which of these two is most suitable […]
The story behind of an African child in Sudan who was starving in a Pulitzer Prize winning photograph is revealed. Till date, some rumors about Kevin carter piece above are still doing the rounds. A Pulitzer Prize winning photo in 1994 that shows a gaunt little child with a vulture as the background is always […]
The Auto Focus (AF) System in a camera found in the 1980’s is an important discovery in the world of photography and has had a major impact in bringing convenience to photographers. Without the Auto Focus, we would have to manually adjust the focus on the lens to really precisely focus on the objects we […]
Shutter Count is the threshold of how long a camera can be used (how many times the shutter can be triggered). Each type of camera usually have different shutter count limits. For instance, a pro-series camera an average of 500K shutter counts. Entry levels has an average of 300K.