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 flashes supports TLL technology that allows it to set its power according to the distance the object is to the camera, so the risk of it being too bright or too dark can be eliminated. Read the rest of this entry » .
Related Photography Ideas for GN in photography at OneSlidePhotography.com
At times, you may find that your friends’ collection of travelling photos look strikingly similar to ones on postcards which can be easily brought in airports when they come back home. This is a common thing since while holidaying; they usually try to take images or photos of iconic places where they actually go. What […]
Marriage is a sacred event. It not only involves religious ceremonies of the wedding couple, but in many cultures, the wedding party upholds certain customs and traditions. Many different contingents are involved in the joyful day. Service providers (vendors) work hard in achieving a certain theme and atmosphere the wedding party wishes for. Among them, […]
What do we often do when we take the camera out of its case? We usually open the body cap from the front body of the camera and open the lens rear cap from the back end of the lens. At that point of time, unknowingly we touch two things which can be the main […]
Children can be captured on camera successfully in many different circumstances and locations. When photographing children you’ve got to keep it moving, make it fun and yield to their character. For most children, getting their photograph taken is fun and they will perform for the photographer. This in turn brings their personality to life on […]
Each lens are made in accordance with the features and functions that it has. And the following are codes on Sigma lenses and the meaning to each one. EX – EX Lenses are premium lenses in the Sigma lens product line, like the L Series of Canon lenses. It’s no surprise that EX coded lenses […]
When starting to get acquainted with the world of digital photography, you will sooner or later hear of this EXIF term. It may be from the camera manual, heard it in a conversation among photographers, or when reading a thread in a photography forum only. So what exactly is EXIF metadata? Basically, metadata is a […]
DSLRs (and for that matter all digital cameras) are capable of many different options and uses. Learning to use a digital camera is in some ways like learning to use a computer or cell phone or any other electronic device. The user must know which button to press or option to select, where to find […]