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Light Movement Tasks2
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Light Movement Tasks2

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  • 1. Capturing movement of light using Capturing movement against still forced flash with a long exposure backgrounds with a tripod Introduction At night, you have much greater control over the length of time that you can leave the shutter speed open, which is Introduction good if you are photographing still objects, however, it will When dealing with a scene that has continuous movement, it lead to blur with moving objects. However, by exploiting the can be effective to capture the movement over a long period movement of a light source, you can literally draw with light. If of time by opening up the shutter. you use a forced flash and long exposure, you will also capture the foreground in focus and sharp, whilst also Settings capturing the streaks of light. Equipment: Tripod & camera release cable ISO: 50-100 Settings Speed: 1-5 sec (see notes) Equipment: Tripod and light source e.g. torch Aperture: f.22 ISO: 50-200 Flash: Off Speed: 1-5 sec Aperture: Refer to light meter reading/experiment Notes Flash: On/Off It is essential to use a tripod and camera release cable or camera timer as any slight movement will result in the entire Notes picture being blurred. If it is done at twilight, it is easier to Keep the camera still by using a tripod or place on a fixed control as there is too much light during the day and this surface and only use a flash if you want to capture the subject leads to over-exposure as the shutter is left open for too as well as the streaks of light. Remember that the light source long. As you are opening the shutter for a long period of needs to move. For more interesting effects, try doing it time, you need to close down your aperture to allow in as against a background of neon light or against a fast-moving little light as possible e.g. f.22 and use a slow film (50-100 flow of traffic at night. Use different light sources such as ISO). This involves trial and error - practice with a digital Christmas lights. camera to understand the principles.

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