This is a lot of (1) 77mm ExpoDisc and pouch and (1) Vello gray card set and (2) sets of tungsten and fluorescent gels. All for white balance control.
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Here is info about the ExpoDisc from the manufacturer's website: https://expodisc.com
Both purchased new a few years ago. Pretty sure I got them at B&H Photo.
Approximate retail value of this set, if items purchased new is $60
post id: 6839878168
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