Digital Photography

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Digital Photography

• Making the best with what you have

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Differences from film

• Instant feedback
• Infinite copies
• Easy to distribute
• No image degradation over time

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Read your manual

• Lists features and limits
• Learn to turn on/off the features
• Trouble shooting

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TURN OFF DATE STAMP
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Crop it out
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Clone it out
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Megapixels

• Megapixel 1 million pixels
• Think mosaic
• Think square footage
• Example 1280 pixels x 800 pixels
  1 million pixels

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Auto-Exposure white sheet
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Auto-Exposure black bag
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Auto-Exposure half and half
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Giant light source in frame is a no-no
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Exposure

• ISO / gain
• f-stop / aperture
• shutter speed

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Low ISO (gain)
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High ISO (gain)
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High ISO Low ISO
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Slow Shutter Speed Motion Blur
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Fast Shutter Speed Freezes action
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Compromise Pan with Subject
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Low Light Situations
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USE A TRIPOD or MONOPOD
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USE AVAILABLE LIGHT
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Close the gap between light and subject
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Use a flash if you must
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Just remember the effective range
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Flash without Diffusion
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Flash with Diffusion
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Dont be afraid to use the flash outside
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Flash lowers the contrast in direct sun
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f-stops depth of field high f-stop
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f-stops depth of field low f-stop
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lenses depth of field wide angle lens
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lenses depth of field telephoto lens
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distance depth of field far
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distance depth of field close
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White Balance

• How would you measure a color?
• Measured as temperature, Kelvins
• Celsius 273 Kelvin
• Tungsten Light bulb 2800 K - 3200 K
• Sunny Day 5500 K - 6000 K
• Color Rendering Index

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Sunshine setting under tungsten light
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Light bulb setting under tungsten light
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Light bulb setting on a sunny day
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Sunshine setting on a sunny day
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Headroom too much, too low
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Headroom correct, but centered
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Rule of Thirds
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Directionality
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Directionality
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Directionality
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Directionality
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Fix me, I have no subject!!!
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Not bad at least we have a subject
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Use a foreground element for depth
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Get us close to the action
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Why would anyone buy a 10MP camera that was that
expensive when my cheap pocket camera can shoot
10MP resolution?
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Oops, he blinked
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Oh no, now she blinked
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Hooray for Photoshop!
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Whoa, Photoshop is expensive

• Photoshop ExpressFound at www.photoshop.com/expre
  ss
• Paint.NETFound at www.getpaint.net
• GIMPFound at www.gimp.org

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Take many pictures,Throw most away.