Interested in photography? At kaitphotography.com.au you will find all the information about Explanation Guide Number Photography and much more about photography.
Definition of guide number - iDigitalPhoto Dictionary
- http://www.idigitalphoto.com/dictionary/guide_number#:~:text=guide%20number%20Definition%3A%20Value%20used%20in%20flash%20photography,metric%20guide%20number%29%2C%20equals%20lens%20aperture%20in%20f%2Fnumbers.
- none
Understanding Guide Numbers | B&H eXplora
- https://www.bhphotovideo.com/explora/photography/tips-and-solutions/understanding-guide-numbers
- GN = Subject Distance from Flash Source x f/Stop. Guide numbers are based on a simple mathematical equation that states: the light output of an electronic flash is equal to the distance of the flash unit from the subject multiplied by the lens aperture, or f/stop.
Guide Numbers Explained for Manual Flash - John Peltier …
- https://www.jmpeltier.com/guide-numbers-explained-manual-flash-calculator-chart/
- We’ll use a Guide Number of 60 meters in all of these examples. The flash guide number formula. Before we can understand anything further we need to know how the flash guide number (GN) is calculated. Distance * Aperture = GN. Flash exposure on your subject is dictated by aperture, ISO, and distance (see Inverse Square Law). Shutter speed doesn’t have much to …
What is a guide number? Photography terms explained
- https://www.eos-magazine.com/articles/eospedia/what-is/guide-number.html
- A guide number can be determined by taking a correctly exposed photograph of a subject and then multiplying the camera-to-subject distance by the lens aperture used. The distance can be measured in metres or feet and the ISO value used will also affect the result.
Understanding Camera Flash Guide Numbers, plus GN …
- https://scantips.com/lights/flashbasics1c.html
- Guide Number (GN) is a numerical method used to determine exposure of direct flash for Manual flash power levels, to automatically deal with the Inverse Square Law, making the math be trivial. Guide Number = Distance x fstop (values which actually give a proper exposure)
Definition of guide number - iDigitalPhoto Dictionary
- http://www.idigitalphoto.com/dictionary/guide_number
- guide number. Definition: Value used in flash photography to calculate the correct lens aperture for a given flash-to-subject distance, flash coverage and film speed. * Guide number for a given film speed, when divided by distance (metric distance for metric guide number), equals lens aperture in f/numbers. * E.g. for ISO 100 film, a metric guide number of 45 and a distance of …
Guide number (Photography) - Definition - Lexicon & Encyclopedia
- https://en.mimi.hu/photography/guide_number.html
- Guide number Indicates the output, or power, of an electronic flash. You can use the guide number to work out the aperture or flash to subject distance by dividing either into the guide number. A photo term sometimes used to describe a flash factor, which provides a guide to correct exposure when using flash. Guide Number
Flash Photography - Understanding Guide Numbers
- http://www.naturephotographers.net/articles0703/jm0703-1.html
- Following the formula, GN=f-stop X distance, you’d have GN= f8 x 10 feet or GN of 80. Just to drive the point home, the GN for ISO 200 film would be 160 since you gain a stop of light with the faster film, so GN= f16 x 10 feet or 160. High guide number flashes provide a greater reach or working distance for a flash.
Flash Guide Number - The Digital SLR Guide
- https://www.digital-slr-guide.com/flash-guide-number.html
- The flash guide number tells you - in a general sense - how powerful the flash is and hence, how much of an area it can illuminate. If your goal is to take intimate portraits in a small room, you don't need flashes with huge guide numbers. If it's your intention to photograph the interior of cathedrals, then you do.
guide number | photography | Britannica
- https://www.britannica.com/technology/guide-number
- Other articles where guide number is discussed: technology of photography: Flash exposures: …determined by measurement or by guide-number calculation.
Found information about Explanation Guide Number Photography? We have a lot more interesting things about photography. Look at similar pages for example.