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 how to measure flash power at OneSlidePhotography.com
Using reflections in photography can lead to some amazing effects and beautiful images. Using water, windows, mirrors or any sort of reflective surface can change an image into a work of art. Reflection photography is an art because you have to dig deep into your imagination to see the hidden beauty. It is also a […]
Anyone can take a selfie anytime and anywhere, yet of course you have to be careful while performing it. If you get into wrong place and time, instead of taking a good photograph of yourself, you can get injured and pain. This happened to Jared Michael when he had to restrain his pain when he […]
In this second part, we’ll learn how to create the selective color photography effect in easier steps. This 2nd way is accomplished by merely sliding parameters and saturation settings. Here’s how:
Candid street photography, or candid portraits, can be some of the most interesting photos captured in everyday places. Heading out into the crowd with a camera is exhilarating and intimidating at the same time. Great photographic scenes play out on the streets right before your very eyes, but people are quick to recognize the camera […]
The subject of sports photography is extensive and as with playing sports, the more you practice the better you will be.Put simply, there is no right or wrong way to shoot sports. It’s an individual choice determined by you own vision, creativity, your visual goals, and access to the action. Knowing the sport is critical—not […]
Zooming is a photography technique that gives the impression of motion in the pictures by changing the focal length of the lens. Adjustments of focal lengths can only be done in zoom lenses. The zoom lens is a lens that has a range of adjustable focal lengths; such as the 18-55 mm, 16-35 mm, and […]
Even though I almost always shoot in RAW files, especially in client photo shoots, there are times when it’s better to record using the JPEG format. (Read RAW vs JPEG). The advantage of the JPEG format, besides its smaller file size,, are also that they are quite suitable for those new to photography. Why?