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
In this episode, Mark Wallace from Adorama TV will go over the principles of shooting video with a DSLR.
A veteran travel photographer for lonely planet, Richard I’Anson has traveled the world over. Having been to all 7 continents and over 85 countries, he’s photographed and told stories of many different cultures. In this video, he explains basic points in achieving successful results when photographing in your travels. Some of the main points are:
The best way to become a professional photographer is slowly ease into it. Amateur photographers who want to turn your hobby into a full-time job are better served by a gradual approach. Types of jobs Professional Photography
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 […]
Many of my friends are not comfortable traveling alone when they want to hunt for photos. Maybe they think they’ll feel lonely, unsafe, and not confident enough to carry around a camera on their own. There are however a number of advantages to going at it alone. Some of these are: FREE TO CHOOSE YOUR […]
Snorkeling and deep-sea diving has become more and more popular and most anyone can now participate in this sport, especially for those living besides coastal lines, islands, or those vacationing to places like these. With the rapid advancement of digital camera technology, underwater photography can be a new hobby for those diving enthusiasts. Here are […]
Almost in every picture we must see an empty space. That empty space is there for a reason, because emptiness is not always meaningless. Empty space can be very beneficial in adding aesthetic effect on a picture but on the other hand, it can also ruin the beauty of it. Yet it is definitely one […]