Studio Photography - Getting the Perfect White and Black Backgrounds

When shooting in a studio one of the frequentconfined the space, what color the walls are, how
demands is to create a perfect white background orhow the ceiling is will all effect the amount of
a perfect black background. Whilst small variationsreflected light and consequently the exposure and
can be corrected using software such as photoshoplight levels you need. You will however be in the right
this will frequently change the subject as well. Alsoball park.
fine detail such as hair might be lost. It is always bestOne frequent problem to look out for is the
to try to light your subjects as close as possible tobackground having subtle variations from white to
the final image and not rely on photoshop. You willlight grey. By repositioning the backlight or backlights
however require a flash meter to get the settingsand perhaps adding additional lights or diffusers this
right, otherwise there will be a large amount of trialcan be corrected. Don't fall into the frequent trap of
and error.trying to increasing the backlight massively so you
White Backgrounds.have a 3 stop over exposure in the darkest area of
For this situation you will not only a light for thethe background and a greater over exposure say 4
subject but also lights to illuminate the background.or 5 stops nearest the light. This will create problems
The backlight should be set up so that it provides awith lighting the subject, especially if you are working
diffuse light over the background that will be in shot.in a confined space.
There are various ways of achieving this, the easiestBlack Backgrounds
method I have found is to set up some cheap flashA black background for photography is actually far
units that having an optical firing system.easier to achieve than a white background. There is
When you have set up all the lights, turn off theone simple rule that will ensure that your blacks and
studio flash which will be for the subject or modeljet black if you follow it. Make sure your background
you are shooting. Then fire the background flashesis at least twice the distance from the light source
and make a measure of the lighting. The figure youthan the subject is. It really is that simple. If you
get, say for example f32, will be to produce a neutralhave the space and there is little reflected light you
grey. To make this pure white you need to overwill also be able to turn a charcoal grey background
expose by 2 or 3 stops, so adjust the exposurecloth into a jet black one by moving the background
accordingly (f11 for the above example).further back.
Now turn off the backlights and turn on the modelsBy using these two tips you will find that your
light and adjust the light output so that you get thephotography is so much more enjoyable - when you
correct amount of light for the chosen exposure.finish a photoshoot you will find that your images are
Now turn on all the lights and do some test shots.perfect without having to resort to changing levels or
You will probably have to make some minorcurves in photoshop. Above all experiment and enjoy
adjustments to the exposure depending on theyour photography.
actual photographic studio set up you have. How