Aperture in Photography: what does aperture value affect photography?

First, the quality of the picture depends to some extent on the aperture settings. After knowing how to use this setting correctly, we will learn how to take beautiful and clear photos. We summarize some suggestions that will help control the camera function under different lighting conditions, and correctly configure the camera indoors and outdoors to find the appropriate shooting aperture size. The aperture parameters of the camera, as well as ISO and shutter speed. Professionals believe that this is the most important parameter, because a large number of variables that depend on it constitute the final image. The aperture allows you to add artistic effects to the image, blur the surrounding of the object, give the picture brightness, and vice versa. If the picture is creative, it can make the picture darker. In short, the aperture is a hole in the lens, which can let a certain amount of light pass through. The principle of operation is very similar to our eyes. When you enter a bright space, the pupil reduces its diameter and vice versa – in a dark room, the eyes work in different modes, and the pupil is fully open to get the maximum light. The aperture mainly affects the brightness of the image, which is directly related to the exposure. The larger the hole, the more light enters the lens and reaches the camera sensor. So the image shows brightness and shadows look more saturated. By reducing the aperture, the opening can be reduced, thereby limiting the light output. The second important feature of the study is clarity. In professional terms, this parameter is called DOF. This is the amount of space in the picture that focuses by connecting foreground and background. The background blurred picture has a shallow depth of field, and vice versa. In clear images, depth of field is very important. The method used by professional photographers to determine the aperture is a special proportion. If you look at the camera display, you will see an F / number. This parameter allows you to browse the aperture size. The larger the number, the smaller the opening, and vice versa – a decrease in the value indicates an increase in the aperture. In order to avoid confusion, it is necessary to understand why the opposite situation is true, and the small number means that the aperture index increases. Why do you specify the quantity so. Between them is an exposure level. This means that as the parameters change from low to higher, the beam passing through the aperture will be halved. Most modern cameras allow the middle value to be set. In this case, each step is equal to one-second. Let’s take an example of values: embedding f / 3.2 and F / 3.5 between F / 2.8 and F / 4. Let’s now answer a question about why the parameters of light amount are different in two sizes. The law of mathematics applies here. Using a 50 mm lens and 2 aperture, we divide 50 by 2 to get the diameter. Total: 25 mm, radius 12.5mm. In this case, the formula used to calculate the area should be used: S = Pi x R. Let’s first talk about the knowledge that each photographer should know, and there are no clear rules for photography. Only valuable skills and professional advice. Especially when adjusting the aperture. When the picture has a blurry effect, reflecting the artistic idea or vice versa – take clear pictures with perfect clarity. Here are some examples that help you choose the right parameters. “< p > < p > F / 1.4: this indicator is very suitable for taking photos in dark rooms, dark rooms, outdoor nights.”. When small objects are captured with soft focus, high quality images can be obtained. (/p > < p > F / 2.8: This is the value in modern zoom lens. This value is also used to shoot a human image in dark conditions. Smooth skin color, soft, the whole body in the depth of field capture. “< p > < p > F / 4: allows shooting of characters in bright daylight under natural conditions.”. But one thing to consider: it limits the auto focus function. “< p > < p > F / 5.6: this value is used by photographers when shooting multiple people.”. If the room lacks the necessary lighting, we recommend safe use of it and flash light the object. “< p > < p > F / 11: the best for classic portrait. Most lenses with this value work with maximum clarity. The subject is absolutely clear, even the smallest detail. “< p > < p > F / 16: the value used by professionals in the daytime when shooting in bright sunlight. It has a large depth of field indicator. The background and foreground will be clear in the frame. The brightness and depth of field in the picture are determined by the diameter of the aperture. The wider the aperture value, the brighter and saturated the color of the picture, and vice versa. The light passing through the lens affects the sensor in the camera. In the daytime, when there is enough light and no other light sources are needed, we can manually adjust the aperture settings to find the best choice for a specific photographic task. If there is insufficient lighting indoors or outdoors to make the plan come true, the frame may become dark and cannot focus. Those who are already familiar with photography may suggest adding ISO, taking into account the noise effects, which will reduce image quality during further processing or printing. When setting aperture parameters, lighting conditions should be considered and the target should be set clearly. Portrait photography, landscape photography, urban photography, architectural photography, gourmet photography, art photography – consider all the nuances that will be faced to capture the desired effect. The content is provided by the Lightroom tutorial network. 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