18% Gray Card Set 10X8" 8X6" 6X4" for White balance exposure

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Specification:

• Gray side: Reflectance 17.8%; Density 0.74
• White side: Reflectance 92.0%; Density 0.036
• Max. Deviation of reflectance: 2%
• Max. Error in exposure measurements: 1/8 of F-stop
• Card sizes: 4"x6"and 6"x8"
• Core material: high density paper based composite
• Gray side material: special paper with spectrally flat 18% coating
• White side material: special paper with spectrally flat 18% coating

the price: $8.99

more details:

18% Gray Card Set 8X6" 6X4" for White Balance Exposure

18% Gray Card Set 10X8" 8X6" for White balance exposure

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