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 calculating GN at OneSlidePhotography.com
In photography and videography, a filter is a camera accessory consisting of an optical filter that can be inserted in the optical path. The filter can be a square or oblong shape mounted in a holder accessory, or, more commonly, a glass or plastic disk with a metal or plastic ring frame, which can be […]
Some cameras have been manufactured to be impact, water, and dust resistant. But cameras of that caliber are not many and the prices are also expensive. It is advisable for owners of pocket camera/DSLR camera not classified as impact-resistant to treat their device with caution. But if impact occurs, there are a few suggestions users […]
Noise, or a set of spots or visible pixels on photographs, often annoys many of us because it lowers the image quality. Before we discuss the remedies to fixing noise, we need to get a better understanding of the cause of these spots on our photos.
If you have patience, a passion for photography, and think you have what it takes to create sellable stock photographs, consider signing up with a microstock agency.As high quality DSLR cameras are getting more affordable, the gap between skilled amateur and professional photographers is shrinking. More and more people are coming to realize that selling […]
One of the simplest forms of astrophotography is capturing star trails. From helpful tips and tricks to required equipment and recommended camera settings, I will try to cover in this article the basic photography technique and equipment needed for star trails photography.
One thing that is now often found on new generation digital cameras is the “Image Stabilizer.” Panasonic names this feature with the term “Mega OIS,” Canon with the term “Image Stabilizer/IS,” Pentax with “Anti Shake/AS,” Nikon with “Vibration Reduction/VR,” and Sony with “Super Steady Shot.” Other brands such as Olympus, Kodak, and Fuji soon follow […]
1. Lady Diana The above photo was the last photo ever before the crash happened. Many press/paparazi raced to print it as the last photo of the princess. As seen, only her golden hair is visible in this photograph. The photo was taken on the car ride from Hotel Ritz in Paris at around 12:20 […]