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
Question: “What is considered a good photograph?” or “How can I make a good photograph?” Photography is essentially a form of media for communication and self-expression. Photography has much in common with writing. In writing, we choose words and construct them to form sentences. In photography, we use visual elements (line, shape, patter, color, light, […]
People photography is always popular, as evidenced by the millions of faces, arms, legs and muscles gracing the pages of magazines, billboards and grandma’s brag book. In todays highly competitive modeling world one of the key factors that successful models must have is a clear understanding of how to pose for the camera. Every model […]
Unsure in choosing the right photographic equipment like the camera, lens, and so forth? You’re not alone. There are so many choices in the market today, it’s confusing just trying to buy a camera alone. Choosing a brand of camera is not enough, because there are many models to choose from each brand. For example, […]
The day we’ve all been waiting for is finally here! The Canon 5D Mark III has officially been launched. This is a professional grade DSLR designed for professionals and amateur photographers dreaming of a light-weight high-quality camera. The Canon 5D Mark III will go head to head with the recently-launched Nikon D800 in the market. […]
We now live in a world where DSLRs are everywhere, making more and more people label themselves as photographers. There’s also quite a few of those that’s been into photography for a while and have honed their skills. They’re usually labeled as professional photographers, while those starting out are labeled amateur photographers. On the contrary […]
GN, short for Guide Number, Is the amount of power the light transmitted by a flash device is. It’s the result from multiplying distance (in meter or feet) and aperture. The power of the flash is measured with the GN which describes the flash’s capacity in illuminating objects within a certain distance (in meters). Modern […]
The arrival of the D5100 appears to signal the completion of Nikons refresh of its non-pro DSLR lineup. Nikon’s latest DSLR is official, the D5100, promising Full HD video recording, 16.2-megapixel stills, and fancy features like in-camera HDR photography, ISO 102,400 for extreme low-light shots, and effects like selective color sampling. The Nikon D5100 also […]