Traditional Culture Encyclopedia - Photography major - What lens is better for taking flowers?
What lens is better for taking flowers?
Pay attention to the following points when shooting flowers: First, portable cameras are paraxial cameras, and the optical axes of the viewfinder and the lens are not in a straight line, so when shooting at close range around 1 m, the viewfinder will have parallax. Therefore, when shooting at close range, we must take the view according to the close-range parallax compensation line in the viewfinder. Otherwise, the flowers will deviate greatly from the predetermined position in the taken photos. Secondly, when shooting at close range, the autofocus portable camera must pay attention to the focus indicator next to the viewfinder eyepiece. If the indicator light flashes, it may be that the shooting distance is too close, which has exceeded the nearest shooting distance of the camera and it is impossible to focus. At this time, it is necessary to move the shooting position backward until the focus indicator stops flashing, so as to ensure a clear picture. When using 120 paraxial cameras, such as Mamiya 7 and Brownika 645RF, we should also pay attention to the same problem when taking flowers.
35 mm SLR camera is the most commonly used equipment, and it is also a powerful tool to shoot flowers. Jin Jindian suggested that if you want to take good pictures of flowers, SLR cameras are the first choice. SLR cameras have no parallax, so you can see the subject directly in the viewfinder. However, it should also be noted that except for professional SLR cameras, the framing range in the viewfinder of other SLR cameras is smaller than the actual shooting range. Especially when shooting with color reversal film, we should pay more attention to this problem. Because in general, reverse film is the final product, unlike negative film, which can be cut in post-production.
The biggest feature of 35mm SLR camera is that it has an extremely rich set of supporting lenses. What lens is more suitable for taking flowers? It should be said that most commonly used lenses can be used to shoot flowers. When I shoot flowers with a 35 mm camera, I have used all the lenses from the ultra-wide angle of about 20 mm to the ultra-long focal length of 400 mm, and each has its own performance methods, so I can choose according to my actual situation. Ultra-wide-angle lens has a large viewing angle and a large depth of field, which can obtain a larger clear range. So as to create a big scene and the shooting effect is spectacular. The most common place to use ultra-long focal length lens is to shoot a few or a single flower that can't be reached in the distance. In addition, taking advantage of the small depth of field of telephoto lens, one flower can be easily highlighted and other flowers can be blurred in places with dense flowers.
Zoom lens is a permanent equipment for movie friends, and zoom lens with close-up function is especially suitable for taking flowers. The magnification of the close-up function of zoom lens is different, the maximum magnification can reach 1∶2, and the magnification of many zoom lenses can reach about 1∶3. The magnification of the lens reaches 1∶2, and the image of the object on the negative will be1/2 of the original size of the object; Similarly, the magnification of1:3 means that the image of the object on the negative is 1/3 of the original size of the object. For example, if a flower is 3 cm tall. When shot at a magnification of 1∶2, the image height of the flowers on the negative is1.5cm; Shooting at the magnification of 1∶3, the image height spent on the negative is 1 cm. The magnification of the special macro lens can reach 1∶ 1, that is, the image of the object on the negative is the same as the original.
The zoom lens with close-up function is suitable for both conventional photography and flower photography. 24 mm or 28 mm wide angle can shoot large area of dense flowers; 85, 105 or 300 mm medium telephoto, can shoot a selected single flower; The close-up function with large magnification can also shoot close-ups and parts of flowers. If the magnification of the zoom lens is not enough, an easy way is to buy a suitable close-up lens. High-quality close-ups are not expensive, and you can get a larger magnification. In addition, the magnification can be improved by using a magnifying glass.
Macro lens is also very suitable for taking flowers, and it is more suitable for taking close-ups of flowers. Macro lenses are all fixed-focus lenses with excellent imaging quality, and the magnification is 1∶ 1, but the relative price is relatively high. Generally, the macro lens of the same brand 35mm SLR camera has three specifications: 50mm (including 60mm), 100mm (including 90mm and 105mm) and 200mm (including 180mm). The focal lengths and recent shooting distances of these three macro lenses are different. The 50 mm macro lens is the closest, about ten centimeters; The nearest shooting distance of 100 mm macro lens is about 30cm;; The nearest shooting distance of 200mm macro lens is about 50cm. The closest shooting distance refers to the distance from the object to the focal plane of the camera, not the working distance from the front end of the lens to the object. The 50 mm macro lens is suitable for remake. When shooting flowers, when the maximum magnification is needed, the flowers will be weak if they are a little farther away. The medium focus macro lens is the most versatile, suitable for remake, shooting objects and taking flowers, and the price is moderate. The telephoto macro lens is not suitable for retaking because of its short shooting distance, but it can get greater magnification at a longer distance. It's just that telephoto macro lenses are expensive, and the original telephoto macro lenses cost more than 10 thousand yuan. It will be cheaper to choose telephoto macro lenses produced by professional lens factories, such as Longteng and Sigma lenses.
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