Lighting for HD Video
Adding Small Accent Lights (to Lead the Eye & Create a Sense of Depth) |
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Many locations have enough ambient light to get a
usable image from an HD video camera. But having
enough light to get an image, and having the
light needed to create an image that suits your production
can be 2 different things.
Its been said before but it bears repeating. If you are selling your client on the higher quality of HD video, they are going to expect a higher quality image. This can mean more than the technical abilities of the HD camera. Your creative use of light can help bring out the best in that camera. Often a good lighting setup can be improved by the careful placement of a few accent lights. These are usually small low wattage fixtures that can be hidden easily to light small areas in background or foreground. We've already seen a few examples in the last section, with the Pro-lights lighting the plants in the background of the "Contrast" shots. Accent lights can help to lead the viewers eye to things you want them to see in your frame. They can also help you create a sense of increased depth in your image. Accents can be created to look like subtle enhancements to the reality of the shot, or gelled with colors to add a vibrancy that isn't necessarily "real".
Here's our shot in a recording studio control room, lit with just the overhead ambient light. Technically enough to get a usable image, but who would want to use it? Overhead lighting makes our subjects eyes hard to see, causes nose shadows over the mouth, and puts more light than you would want on the top of the head. |
Our lighting setup is minimal. We are using the ambient overhead lights as a starting point,
and pointing a few of the ceiling track lights onto the mixing console. We added some soft
frontal fill on the subject which helps greatly, when compared to the unlit shot. Since it is a little
brighter, this causes us to close down the camera lens & lose some of the location ambience.
However, this slight darkening of the background helps us to focus the viewers eye on
our subject, giving a real but flattering result.
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Our soft frontal fill is a 200w Pro-light reflected off a white nylon
umbrella. A silver umbrella may be a little brighter but not as soft.
Because our subject is a little older, we want to cosmetically minimize
wrinkes. For ENG or documentary use, this is a quick & effective
setup. If we want something more visually appealing, we need to add
accents. |
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Adding a series of colored accent lights, in both control room & studio, creates a moodier
shot. Accents work best when isolated by areas of relative darkness, so we switched off the
overhead room lights. The control room had separate switches for the track lights, so we kept
a couple of them on the console & equipment rack. Notice how the absence of ambient room
light reduced the fill on the subjects face and helped bring out some character in his expression.
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Even without the subject, the accented lighting has created a sense of
depth and texture for the shot. It functions equally well as a promo
shot of the control room & studio. The difference in color between the
cool accents in the control room and the warmer accents in the studio
not only creates depth but also presents the 2 as separate environments.
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