Reflector Disc TS-RE07

Focus Board 18% White Balance Grey Card
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Focus Board 18% White Balance Grey Card
Specification:

Notice: This grey board is NOT foldable
It is only  Twistable/ Stretchable

Features:
1 Brand new and high quality
2 Gray side: Reflectance 18%; Density 0.74
3 Max. deviation of reflectance: 2%
4 Max. error in exposure measurements: 1/8 of F-stop
5 Card sizes: 30cm * 30cm/56cm*56cm
6 18% gray card target heart scale provide accurate metering of center
7 Other face color is pure white, could used for a small reflector