Coffee Lids for White Balancing in a Pinch

Coffee Lids for White Balancing in a Pinch: "Coffee Lids for White Balancing in a Pinch
If you need some quick white balancing for whatever reason, and don’t have a white balance card or Expodisc handy, you can try using a standard coffee cup lid. Photographer Steve Bennet always has some lids lying around in his car, and found that they work as rough white balancing tools.

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