Features:
Includes four color calibrated reference cards: white, black, neutral gray, blue cards.
It helps you get correct white balance, or color balance, allowing the camera to compensate for the illuminant color in a scene.
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).
Use with any digital camera.
Lanyard strap included.
The neck strap with quick-release plastic buckle on the end, convenient for your use.
Specifications:
Color of the Cards: White, Black, Grey, Blue
Size: 13 * 9cm / 5.1 * 3.5in
Weight of 1 Card: 16g / 0.6oz
Package Size: 13 * 9 * 2cm / 5.1 * 3.5 * 0.8in
Package Weight: 88g / 3.1oz
Package List:
4 * Grey Card
1 * Lanyard Strap