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
Being new to photography means being excited in buying new lenses, flash, and the endless additional camera accessories. But before you splurge, it’s best you understand the priorities and which are must-buys. Here is oneslidephotography.com’s version of priorities in order: 1. Camera Body Of course, since without it, there’s no buying anything else. 2. Lens […]
VSO Image resizer organizes your photos by shrinking their resolution or moving them within your hard drive. It is the perfect tool for those who store their digital pictures and images on their PC and who want to resize, compress, convert, create copies, import or organize photos. With this freeware, you can create e-mail friendly […]
Image Stabilization (or Vibration Reduction in Nikon) is a technology found on some DSLR Canon and Nikon lenses. Activate the image stabilization (IS) so that the photographer can produce sharp images in lightless conditions without using a tripod. In another words, you can use adequately slower shutter speed when the camera is on your hands […]
Natsumi Hayashi often creates unique photographs featuring herself levitating in some way. This female Japanese photographer in Tokyo appears as if she’s airborne with such ease. Yet according to Hayashi, to create one of these photographs, she was willing to jump more than a hundred times to get that perfect photograph. Such a grueling, tiring […]
All types of lens available in the market feature a point where if we move closer to the object of the photo, the lens cannot focus (blurred). Commonly, this point is called Minimum Focusing Distance (MFD). It is indicated in length (for example 0, 5 m) measured from the distance of sensor in camera to […]
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 […]
Nowdays, photography as a hobby has become even more popular than ever. Significant portion of the result might be due to rapid blooming of technology in digital camera. Competition between manufacturer has made photography more affordable & making good photos are easier than sending a text message or posting a blog post.Everyone wishes to capture […]