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 value at OneSlidePhotography.com
RAW and JPG refer to the two different file types your camera can produce. RAW – A RAW file is the unedited (unprocessed) image data that you digital SLR camera captures every time you take a photo. Because RAW files are unprocessed, they come out looking flat and dark. RAW images need to be viewed […]
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 […]
For your camera, a battery is like the heart inside our body and there will be a situation where we need a strategy to save your camera digital’s battery life longer. For instance, when you plan to go to places with no electricity and we just bring with us one limited back up battery for […]
Here’s four ‘rules’ for landscape photography that might be helpful for those just starting out (ie they’re not meant as a definitive guide but rather a starting point) :
In Selective Color Photography Using Adobe Photoshop part 1 and part 2, I’ve explained how to achieve a selective color photograph using masking and using hue and saturation settings. In this 3rd part, I will show you how to create a selective color photograph using the “COLOR RANGE” feature on Adobe Photoshop. 1. The first […]
Have you ever felt like you’re in a condition where you’re in a great location, with great lighting, have a great photo composition, but still feel like your photos turn out empty? Like there’s something missing and it looks dead and shallow? Maybe you’re missing a certain element of life, however small it’ll appear on […]
Here are A World History of Photography by Naomi Rosenblum. Encompasses the entire range of the photographic medium, from the camera lucida to up-to-date computer technology, and from Europe and the Americas to the Far East. The text investigates all aspects of photography – aesthetic, documentary, commercial and technical – while placing it in historical […]