bri— hefele: dichroic red.
bri— hefele: magenta reflection.
bri— hefele: dichroic green.
bri— hefele: comparison in tame light - wratten dye filters vs. reflective dichroic filters.
bri— hefele: dichroic color separation test.
bri— hefele: dancers.
bri— hefele: once, in a field —
bri— hefele: (red)
bri— hefele: (grey&red)
bri— hefele: wet thing.
bri— hefele: trees.
bri— hefele: this shot again.
bri— hefele: an experiment.
bri— hefele: a habit.
bri— hefele: stump.
bri— hefele: flare.
bri— hefele: leaves.
bri— hefele: denial of subject.
bri— hefele: bichromes.
bri— hefele: blue flag (subtractives).
bri— hefele: when i worry.