Traditional Culture Encyclopedia - Photography and portraiture - What are the skills of children's photography?
What are the skills of children's photography?
Children's photography skills
(A), depth of field application
Firstly, a concept is introduced: the depth of field is simply the depth range that a photo can image. Depth of field means that the greater the clear range of depth of field in a photo, the smaller the clear range of depth of field and the higher the background ambiguity. People's photography and children's photography both pursue shallow depth of field, and the blurred background highlights the subject. How to achieve shallow depth of field is related to three factors: lens focal length, aperture and the distance between the subject and the background. These three factors are not independent, but complement each other. The farther the focal length of the lens is, the shallower the depth of field is, and the larger the aperture of the lens is, the shallower the depth of field is. To sum up, we can get a method. What you need to do is to put the lens at the telephoto end, open the aperture, get as close as possible to the friend being photographed, and keep the friend away from the background object.
If you don't have a telephoto lens (as I mentioned in the equipment article, I don't advocate telephoto lenses specially for children), and if you don't have the financial strength to have a large aperture lens, then one thing you can do is to get as close as possible to your baby and let the baby shoot in an empty area with an empty background. For ordinary DC users, it is impossible to change the lens and set the aperture by themselves (some DCs have the function of manually setting the aperture and shutter value), that is, put the lens at the telephoto end as close as possible to the baby being photographed, so that the baby can shoot in an empty area with an empty background.
In addition, both light and shadow magicians and cows have flickering programs with vague backgrounds, and the effect is good if they are skilled. If they can PS, the effect will of course be more real. However, not all people or children can shoot as shallow as possible, which depends on the shooting environment and the content to be expressed in the photo. Exodus: It is not appropriate to take commemorative photos with large aperture and shallow depth of field here. The purpose of this kind of photo is to reflect the baby's photos and unforgettable scenery. If you have been here, if the depth of field is too shallow and the background scenery is blurred, you will lose the purpose of taking pictures.
Shooting a baby in motion is not suitable for long focal length and large aperture. When the baby is exercising, it has a large range of activities, a large aperture and a small focus range, and it is easy to lose focus. In this case, in order to clearly capture the moment of the baby's movement, you can use the medium focal length or wide-angle end to shoot quickly. When shooting a baby in a simple and open scene, you can appropriately reduce the aperture. For example, when the baby is in the flowers and the background is an endless sea, the aperture can be appropriately reduced to give the depth of field a range from clear to fuzzy to highlight the layering.
When shooting a baby in a messy background, you can use a large aperture and a long focal length to make the baby stand out in a messy picture. In the above example, I didn't list the specific reference values of aperture and focal length, because the depth of field is determined by the three factors mentioned above, and these three factors interact with each other. The specific situation depends on how you slowly explore in practice according to the lens you use. Personal understanding (not necessarily accurate): aperture range: large aperture range F 1.2? 2.8 Middle aperture range: F2.8-8 Small aperture range: F8? 22
(2), fully automatic, automatic program, aperture priority, etc.
(For SLR users and some DC users) For most DC users who have no manual function, it is enough to use fully automatic or various program modes that come with the camera according to the actual situation. For users whose cameras have full automatic, program automatic, aperture priority, shutter priority and full manual, full automatic and program automatic functions, the camera will automatically set the aperture, shutter speed and ISO according to the light and focal length to achieve the best exposure. For users who are unfamiliar with the use of cameras and have no special requirements, it is easy to shoot high-quality films with full automation or program automation.
Aperture priority: users are allowed to set their own aperture, and the camera determines parameters such as shutter speed according to the aperture and light environment set by users to achieve the best exposure. This file is suitable for users who need to control the depth of field effect through aperture. However, when the light condition is not good and the aperture is too small, the shutter speed will be slow in order to achieve the best exposure, and the photos will be blurred easily when shooting with a hand-held camera. Shutter priority: users are allowed to set their own shutter speed, and the camera configures parameters such as aperture according to the shutter speed set by users to achieve the best exposure. A concept is introduced here: safety shutter refers to the minimum shutter speed required to take clear photos. Below this speed, photos tend to blur.
Safety shutter is a relative concept, which is related to the stability of everyone's camera, but there is a reference value: Quan Huafu SLR: safety shutter = reciprocal of lens focal length, such as 50mm lens safety shutter 1/50 seconds non-Quan Huafu SLR: safety shutter =1(lens focal length * camera magnification) Nikon non-Quan Huafu SLR camera magnification1. Users are required to have certain knowledge of cameras and photography in order to achieve accurate exposure according to users' intentions. SLR cameras all have electronic metering systems. In full manual mode, a photometric ruler is usually displayed in the viewfinder, which will show whether the user can achieve accurate exposure under the set aperture and shutter combination. Just refer to the light measuring ruler when shooting.
Full manual mode application:
1. When you need to take multiple photos and then collage them, you can use the manual mode to ensure the same exposure of each photo by ensuring that the shutter, aperture, ISO and other parameters of each photo are consistent. Post-collage, consistent brightness of photos, easy to make.
2. Other occasions with special requirements for exposure. Manual mode is not recommended for novices who don't know much about cameras and photography technology. It is not easy to capture the fleeting expressions and movements of babies. The flash mode is disabled and forced not to flash. The camera sets its own aperture, shutter and ISO according to the light conditions to achieve accurate exposure. It is a good choice to take pictures of your baby indoors or in poor light. By improving ISO, the camera can get the best exposure in low light. If the camera is good enough, even if the ISO is high, the noise will not be obvious. Sports, scenery, night scenes and other modes are all based on the characteristics of different occasions, and the camera program automatically sets parameters such as aperture and shutter. Using the automatic mode of the above program is a good choice for beginners.
(3) The light is used up
The front light is the best light to shoot the baby, that is to say, does the light come from the left side or the right side of the camera? Shooting at the baby, at this time, the part of the person facing the camera is illuminated, clear and dark, with projection and strong three-dimensional sense, which is very suitable for depicting the baby's expression and skin texture. Outdoor: For people's outdoor photography, the best shooting time is when the sun hangs obliquely above things in the early morning or evening. It is easy to get very beautiful film by taking pictures with sidelight. And at this time, the light is usually not very dazzling, and the baby's facial expression is more natural.
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