Correcting Shots - The Art and Technique of Digital Color Correction - page 313

Curren continues exploring the scene called “Blue Sky Tree” ( Figures
7.79 and 7.80 ) using the curves in his Symphony Nitris.
Fig. 7.79
Fig. 7.80 Tektronix WVR7100 screengrab. Upper left: RGB Parade. Upper right: composite waveform. Lower right: vectorscope. Lower left:
RGB Parade expanded to show black balance.