Get it by Saturday September 30th by choosing the expedited option during checkout.
Includes three color calibrated reference cards
Dimensions 5" X 4" 0.1" (130mm by 100mm)
Logo label with focus target is affixed to one side of the grey card. Both sides of the cards are usable for white balance
Works with any digital camera, for JPEG and RAW files
Lanyard Strap Included
The color values of Opteka Digital Grey Card set have been tested under varying light conditions and show a high degree
of spectral neutrality. Using the industry-standard X-Rite spectrophotometer, LAB values of L* 63.8, a* -1.6, b* -0.4
are measured from the surface of the grey card under D50 standard illuminant. For optimum color correction, the black
card achieves truly deep blacks (RGB 16,16,15). The grey card displays superior spectral neutrality with measured values
of 162, 162, 160. The white card has a tested RGB value of (220, 224, 223). All three cards have excellent uniformity
across a range of light sources.