This set of Cards will produce high quality photographs by providing the precise photographic exposure.
Ideal for adjusting in Bright or Dark environments
The gray card can balance all mixed lights to 18% neutral gray
Use a Photometer to get the precise exposure value by recording the light reflected on the Grey Card
Adjust the colour balance and revert the colour by controlling the grey balance
Anti Scratch Waterproof cards
Approximate size 8.5×5.4cm