Processed by simply playing with levels, contrast and tint in in the Colour Tools available in Apple Preview on my iMac. These few simple tools even allowed me to lose the very distracting complex background. The Jupiter 9 was wide open at f/2.0. Light levels were quite low - indoors at 1640 on Christmas day with the main light source being the daylight through French Windows behind the subject. Exposure spot-metered on the subjects face.