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
The following are some common mistakes made by beginner and amateur photographers. The people at Panasonic found these via a survey they conducted, numbered in order of its frequency. 1. Most common mistake made by digital camera users, of up to 35.2% of the people surveyed, is the loss of battery power. Digital cameras, obviously, […]
If you want to find out how often a camera is used to photograph, then what you can do is check the shutter count number of that camera. This is very useful when you want to buy a used camera. Shutter Count (SC for short) is the total amount of times the camera’s shutter has […]
This music video by Androp creatively uses a large stack of Canon EOS60D DSLRs and flashes to create light patterns and stop motion footage. Obviously a big budget production, this music video uses a total of 250 cameras equipped with flashes and wired to be programmed to trigger on cue. The different patterns are made […]
It can be quite frustrating when the lighting conditions are insufficient when shooting, which makes it difficult to shutter speeds fast enough to freeze a photo’s object. When encountered with such a predicament, a flash (whether it be the internal camera’s flash or an external flash unit) can be used to remedy the situation. A […]
Have you ever had dark areas appearing on the edges of your photograph? If so, that’s what is called a lens vignette. Here are some causes and solutions for any vignetting that may occur in your photograph:
Many beginners often ask: “How do I make the background of my photograph look blurry?” It is actually quite easy to achieve and it can be done in three easy steps. First of all, you will need a DSLR type camera because DSLRs have large sensors and the lenses are interchangeable. You can, however, try […]
A Camera bag is one of the necessities when owning a DSLR camera. And of course the camera bag design significantly differs from ordinary bags. First, a camera bag is usually equipped with several compartments lined with thick foam (the type varies) to protect the contents from tremor and shocks. Models and brands also vary, […]