Monday, February 8, 2010

Quality of Light

Art 160: Basic Black and White Photography

Quality of Light

Equipment Needed: Camera, minimum of 1 roll of ISO 400 film

Make the quality of light the focus of your photographs. Look for patterns of light and situations where you are more conscious of the light than the actual object or scene.


Make sure you Bracket!!!

Remember that the presence of strong light often means that there will be serious or strong shadows. Experiment with at least 10 – 15 frames making images where you are not sure if the photograph will accentuate the shadows or the light casting the shadows. Bring your exposed roll of film with contact sheet to class on Wednesday the 10th of February.

Some lighting conditions to consider:

reflected/absorbed soft/harsh

bright/diffused dawn/dusk

early morning/late afternoon

high noon/overcast midday

abstractions/patterns made by light front, back, and side light


Do not use you flash for this assignment!

Use only ambient/available light (this may include sun, lamps, overhead lights, etc..)

Requirements for Assignment:

At least 1 roll of film

A contact sheet


Quality of Light

Highlights


Highlights are the lightest areas on the objects. Notice how the highlights appear on shiny

objects, on glass, on light objects and on dark objects. Notice where on an object the

brightest highlights appear and how they go from highlight to shadow. Does the light end

sharply or does it gradually blend into deeper tones? How does the

light change as you move the object around, or as you move around the object?


Patterns made by light - reflection in water, trees, glass, atmosphere (haze, pollution, dust, varying degrees of precipitation)

The direction, quantity, color, and quality of the light you use determines how your subjects appear. Daylight and sunlight are not a constant source, because they change hourly and with the weather, season, location, and latitude. This unstable light can alter the apparent shapes, colors, tones, and forms of a scene. The direction of light changes as the sun moves throughout the day. The shape and direction of shadows are always changing, and the different directions of sunlight greatly influence the appearance of a scene.

The quality of sunlight depends on its power and path. Strong, direct sunlight is "hard" because it produces dark, well-defined shadows and brilliant sometimes blown-out highlights. Sunlight is brutal on clear summer days at noon. Strong sunlight makes strong colors more brilliant, but weak colors pale. Sunlight is diffused by haze, mist, overcast, and pollution in the air. This diffused or reflected light is softer; it produces weak, soft shadows and dull highlights. Directionless, diffused sunlight is often called "flat" lighting because it produces fine detail but subdues or flattens form. Fragile, directionless sunlight provides vibrant, well-saturated colors.

Exciting effects can be achieved by changing the angle your shooting which will influence the light falling on your subject. As you turn your subject, change the light falling on your subject or wait for the sun to move, the light may fall more on one side, and more shadows may be cast on the opposite side of the subject. For pictures in which texture is important, side lighting is ideal.


softsubtle, diffused light

broad sources: diffused or reflected

flat or weak

overcast or open shade

absorbed or obstructed

dawn or dusk

farther away



harsh – hard light with distinct shadows

directional sources: side, front or behind subject

contrasty or bold direct sun light

bright or intense midday

closer to subject




more information on quality of light:

http://www.davideaves.co.uk/PhotoTips/AvailableLight.html

http://www.outdoorphotographer.com/how-to/shooting/quality-of-light.html

http://www.ted.photographer.org.uk/photoscience_lighting.htm

http://pages.cthome.net/rwinkler/light.htm

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