Flash Photography Mike Seeman, mikeseeman.com/photo WEEGEE: The Critic.

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Flash Photography Mike Seeman, mikeseeman.com/photo WEEGEE: The Critic

Transcript of Flash Photography Mike Seeman, mikeseeman.com/photo WEEGEE: The Critic.

Page 1: Flash Photography Mike Seeman, mikeseeman.com/photo WEEGEE: The Critic.

Flash Photography

Mike Seeman, mikeseeman.com/photo

WEEGEE: The Critic

Page 2: Flash Photography Mike Seeman, mikeseeman.com/photo WEEGEE: The Critic.

Without flash

With flash

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Why use flash?

• Need more light

• Fill shadows

• Make your own (better) light

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Exposure with flash

• Flash exposure:– Flash power– Aperture– ISO

• Ambient Exposure:– Shutter Speed– Aperture– ISO

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20th century flash exposure

• Guide numbers:

• Example: SB-800 has a GN of 125’ at ISO 100

• Add additional factors for filters, bounce, etc.

F-stop = Guide number

Distance to subject

5 ft 10 ft 20 ft 40 ft

f/25 f/13 f/6.3 f/3.2

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21st century flash exposure

• Just let the camera do it!– TTL metering (preflashes)– Auto-aperture– Flash compensation

• Wireless sync– Basic sync (radio: PocketWizards)– Wireless TTL (Nikon CLS/iTTL, Canon …)

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Ambient Light

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On-Camera Flash

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Bounce Flash

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Umbrella (left)

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Umbrella w/ fill

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Filters & Modifiers

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Background: Wide Zoom

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Background: Tele Zoom

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Backlight

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Too much lens flare!

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Solution: Gobo

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Daylight fill

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Setting up a shot…

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Slow Sync & Motion

Front Sync Rear Sync

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