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
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For those of you who are still learning photography, have you ever been puzzled as to why your photos didn’t turn out sharp even though you’ve bought a high-tech camera with an expensive lens and settings that you feel was right for the shot? Or why when you’ve used a tripod, the photo still looks […]
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Here are the newest version of my Sound-Activated Trigger v 3.0. With an updated new and improved technology, this trigger now triggers directly from your camera. Easier installations, easier usage, and more user-friendly. Below are sample photos and video of the new product. Enjoy and order soon 🙂
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Canon’s EOS 5D Mark II is a digital SLR camera that’s designed primarily for serious enthusiasts, yet it also has plenty to entice new D-SLR users. It’s a cut above mid-range D-SLR digital cameras, so it’s expensive, but you do get a lot for your money. Compact, lightweight with environmental protection, EOS 5D successor boasts […]