Photography Is A Moment, An Instant

1340 WordsNov 19, 20166 Pages
“Photography is like a moment, an instant. You need a half-second to get the photo. So it’s good to capture people when they are themselves.” This is a quote from Patrick Demarchelier, who is a french fashion photographer. Photography captures a moment that won’t happen again, so you have to make sure you 're prepared. There’s a lot of aspects that come in when capturing a photograph, the most important being aperture size, shutter speed, and the ISO. One of the most important aspects of taking a good photo is aperture. Aperture is the hole that light travels through in the camera. An easy way to understand aperture is to compare the parts of a camera to the human eye. The aperture is like the pupil; how much light that enters the retina (camera sensor) depends on the size of the pupil. Typically, larger aperture size equals more light, just like a larger pupil means there 's more light. “So, the easiest way to remember aperture, is by associating it with your pupil. Large pupil size equals large aperture, while small pupil size equals small aperture”. Our cornea is like the front element in lens; it gathers all the external light, then bends it and passes it to the iris. Another important part of the camera that affects the aperture is the diaphragm. The diaphragm is the “iris” of the lens that is in control of the aperture size. The diaphragm’s purpose is to block out all light that doesn 't go to the top. Aperture are expressed in f-numbers, or f-stops. They are a way
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