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Wysłany: Pon 3:26, 16 Maj 2011 Temat postu: Tiffany Earrings8Understanding Aperture And Shutte |
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ital cameras give you several options for controlling your exposure. Do you know how to use them to get the best results for your photography?
Earlier SLR cameras (movie) were entirely handbook. A photographer needed to know aperture and shutter speed settings and know how to use them. Then came automatic modes, which let the camera do the considering for you. This was (and still is) a fairly reliable course of getting a well-exposed picture, yet it took creativity out of the hands of the photographer. As time went at, few folk studied the manual skills. So as camera technology enhanced, the quality of most photos actually obtained aggravate.
Today we have the best of either earths. All DSLR cameras and most compact digital cameras have manual and automatic modes, but they also attempt semi-automatic modes. That manner you can be a little creative, and still allow the camera to control the exposure for you.
If you have Aperture Priority and Shutter Priority on your camera, but not very understood what they were for, this article is for you.
First up, what are Aperture and Shutter Speed? These are the 2 mechanisms for controlling the level of exposure in your photos; if your photo will be overexposed, underexposed, or fair right. To explain them properly would take a much more in-depth article, so here is fair a fast run-down.
Aperture is the size of the aperture namely lets the light in above your photo. Think of it favor the iris in your eye - for the light gets lower Tiffany Earrings, you open the hole to let more light in. Aperture likewise controls depth of field, which affects how many of your picture is in focus. When you have a small aperture, you have a great depth of field, so your subject and the surroundings may be in converge. When your aperture is wide, the depth of field is much smaller, so there is defect in ... place around the subject that will be in focus.
Shutter speed is the length of time given to every exposure. The shutter have to be open to allow the light in; therefore the longer it is open, the brighter the exposure will be. Shutter speed also controls how you arrest activity in a photo. If you want to refrigerate a shaking subject, you need to use a hasty shutter speed.
The trick is to join your aperture and shutter speed settings for the best result. If you get the equilibrium right, your photo will be peerless exposed, and you will have creative control over the look of the picture.
Of way, this namely easier said than done. To help you manage the challenge, you immediately have the discretion of Aperture and Shutter Priority. These semi-automatic modes allow you to take control of an setting, and the camera sets the additional automatically. This lets you have some creative input, with the safety web of understanding the camera ambition take care of the level exposure. You determine how you absence your photo to look, and the camera ambition make sure it namely correctly exposed.
So which do you choose: Shutter Priority or Aperture Priority? Well, it's all a matter />
Remember that aperture controls depth of field. So whether the range of focus is the fussy ingredient in your photo, choose aperture prerogative. You can set a small aperture to maximise the depth of field, or a large aperture to concentrate the focus on the subject. Either way, the camera will accommodate the shutter speed to give you the best exposure.
Shutter speed controls movement in a photo. If controlling a moving subject is the critical facet of your picture, choose shutter priority. This will allow you to set a fast shutter speed to freeze the moving subject, or a slow shutter speed to capture blurred motion. Whichever shutter speed you choose, the camera will a standing ovation the aperture so your photo is correctly exposed.
So your choice of Aperture Priority alternatively Shutter Priority depends on the type of subject you are shooting, and how you want it to look for the final photograph. It truly is one ideal marriage of art and technology, allowing you to concentrat
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