Opteka Pocket-Sized Reference Color & White Balance Grey Card Set With Quick-Release Neck Strap for Digital Photography - 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.
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Key features of Opteka Pocket-Sized Reference Color & White Balance Grey Card Set With Quick-Release Neck Strap for Digital Photography
- Includes three color calibrated reference cards.
- Dimensions 3.2" X 2.2" 0.1" (83 by 50 cm)
- 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
- Certified performance and quality.
Product Overview
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.
Conclusion
The Opteka Pocket-Sized Reference Color & White Balance Grey Card Set With Quick-Release Neck Strap for Digital Photography is definitely a good product It is really A good choice for you who would like to have pleasure in good quality B001G04VJO that accommodate with your pocket. For the folks that are looking for competitively priced yet effective B001G04VJO, then the Opteka Pocket-Sized Reference Color & White Balance Grey Card Set With Quick-Release Neck Strap for Digital Photography is the one for you!
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