If you want to get a firm grasp on how to use flash effectively, consider taking Charles (Chas) Glatzer’s STL Tech Series Flash Seminar. shutter speed, ISO and background illumination), both the background and the subject will be perfectly illuminated. If all other factors remain constant (f/stop. No worries if you are shooing a fixed lens. I suggest you manually fix the flash zoom to the widest focal length you plan on using. Thus, you will need to adjust the flash power each time you change the focal length of your lens. If you take a given quantity of light and squeeze it into a narrower or wider area, the output of the flash (known as the guide number) will vary. TIP: When you zoom to alter your lens focal length, the flash will also zoom to evenly illuminate the field of view. Since my flash was on the camera, the flash-to-subject distance was the same as the lens-to-subject distance (10 ft).Ī few examples of where to find the focusing distance on your flash. Next, I focused my lens on the subject and read the distance scale on my lens (in this example, 10 ft). First, I used my in-camera spot meter to check the yellow background highlight and I set my exposure 1.3 stops above the mid tone (in this case, my exposure was 1/250 sec at f/8 at ISO 200).Ģ. Here are the steps I took to make this image using flash.ġ. The image of the heron on the nest (above) is a good example of how I use flash to balance ambient light. Keeping the flash and ambient exposure separate in your mind will help you better achieve your goal. By applying varying levels of flash output, we are able control the degree of subject illumination independent of the ambient light. By this they mean that the subject appears overly bright and unnaturally lit within the image. Many people state that they can always tell when flash is used as the images have a “flashed” look to them. When I hear someone say, “I hate flash images,” it typically tells me they feel uncomfortable or do not fully comprehend how to use flash effectively. Outstanding Young Nature Photographer award.Outstanding Photographer of the Year award.Lifetime Achievement in Nature Photography award. ![]() Yellowstone Snowcoach Wildlife & Landscapes Regional Event January 15-18, 2023.Bosque del Apache Regional Event December 4-7, 2022.Oregon Coast Regional Event Oct 13-16, 2022.Autumn in the Adirondacks Regional Event October 4-7, 2022.
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