Fast Focus sports photography techniques.

In sports photography, the focus is a difficult skill to master, it is because sports are the subject of photography is highly dynamic, very fast, it is unlikely to allow you to slowly <p> in .Sports Photography, the focus is a difficult skill to master, it is because sports are the subject of photography is highly dynamic, very fast, it is unlikely to allow you to slowly polish and excellence in on .focus. .Professional sports photographers are to track the focus: the changing focus, feel free to let competitors in the frame to maintain a clear image. .However, this technique is difficult trained novice photographer consummate. .</ P> <p> easier way is by means of the camera's AF system. .Although the AF system can quickly focus on the good, but if you use the wrong method, you can not play its desired effects. .That is, only the subject is just right to stay in the center of the viewfinder frame distance in order to achieve accurate focusing purposes. .If the camera is equipped with a lens focal length is not long, the larger perspective, the movement of the subject is placed in the center ranging viewfinder frame, fairly easy; if the camera lens is equipped with 200 mm long focal length lens, .the perspective of small, it is necessary to track the subject, but also aligned distance box, you may feel very difficult. .To accommodate this situation, may wish to change this habit, can not to consider the scope viewfinder, how to track using only the subject ranging frame, so in the sense that may be easier. .If athletes want to be taken outside of filming in one central location, but also use automatic ranging system, should use the focus automatic locking device, so that the focus in place. .If the subject was fierce mobile-like, time does not allow use of locking devices, which require the composition nor subject other than put in one central location is not, then we must lift the auto focus, manual focus instead .. .</ P> <p align="center"> </ p> <p> sports photo shoot there is a common focusing method, that is the trap focus, that is, when the subject is then pressed into the book focus .the camera shutter. .Some of the advanced camera for with such performance. .Traps are suitable for sports photography focus, such as the use of this method to capture the action bar high jumpers to fly very well. .When shooting, you can adjust the focus of the first athletes may at some point over the bar, and then lock the focus, it no longer move back and forth, and finally, as the case of athletes over the bar when pressing the shutter, you can take to the definition is .high photo. .</ P> <p> to be said is that if the subject is a very high speed movement, such as car racing, we are focusing in the use of a trap technique, you must also press the shutter advance. .That should be in place before the body arrived at this moment press the shutter. .In advance by the shutter, you can press the shutter to compensate for the shutter lag period between the actual opening. .Of course, some of the advanced auto-focus camera's focusing capability has catch up the speed of the car, even if the maximum speed the car is horizontal from the screen quickly passed, you can shoot it down. .If you exercise before the filming is not clear what point the object will pass through, will only know through a region, you can use the regional focus mode, High sensitivity shooting film as long as possible, according to lighting conditions and film speeds to make use of .small aperture. .</ P> <p align="center"> </ p> <p> focus, depth of field according to the table on the lens, so that this region is within the depth of field, the exact focus on in the region near the .the camera side of the 1 / 3, because the future is less than after the deep depth of field. .This operation, you can get good results. .If the player appears in the far distance, you can shoot in ultra-focus approach. .Depth of field from the table on the lens when shooting can be found with the corresponding depth of field with the aperture range, and then turn the focus ring, so that the focus ring after the depth of field marks align the infinity symbol, which will enable you to use the aperture in the .under the maximum depth of field. .If taken regularly athletes will appear in several different areas near and far, can be used to make a tape loop, put the ring in the distance, the best white paper with a few special areas set the mark, just before the picture .in accordance with the marked focus, you can very quickly determine the focus position, do not have to focus through the viewfinder..