Feature

●Set consisting of two flexible grey cards cards.
●It will never turn white from set perfect exposure and white balance.
●Each card has two sides: one side white and other is grey.
●Grey side used as a reference point for exposure measurement
●White side allows correct white balance


Description

Set consisting of two flexible check cards, no from the perfect exposure and white balance, can only be archived with high quality Mennon grey cards with the uniform spectral reflection, regardless of the wavelength, colour or intensity of the lighting. Each card has two sides: one side white and the other is grey. The grey side as a reference area for exposure measurement while the white side allows the correct white balance is so important that in digital photography.
Specification:
* Grey side: reflection 17.8%; density 0.74 x white side: reflection 92.0%; density 0.036 * maximum deviation of reflectance: 2% * Max. Errors in exposure Dimensions: 1/8 F-Stop * Card Sizes: 6" x 8" and 8" x 10" * Core Material: High Density Composite Cardboard * Grey Side Material: Special Paper with Spectral Flat 18% Coating * White Page Material: Special Paper with Spectral Flat 18% Coating * White Page Material: Special Paper with Spectral Flat 18% Coating