Thirdly, set the exposure time for a few seconds but keep on reviewing the image and adjusting exposure time. Fourthly, focus your lens beforehand and then turn off auto-focus to avoid blurry fireworks images. If the situation is such that you require more exposure time, make use of a neutral density filter.
Therefore, one has set your basic digital camera on the programme or manual mode for exposure time of a few seconds and set your aperture to F/5.6 or F/8. Remember that the light streaks are controlled by the size of the aperture. Try both apertures with shutter speed between one to ten seconds.
If you have a polarizing filter, begin with a camera setting of ISO 100, f/10, 1 second. However, with longer exposure time, the light trails will be longer and also add value to the picture.
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