February 24, 2012
Green microscopy dye (200x) (2000 - Ines Schlegel)

Green microscopy dye (200x) (2000 - Ines Schlegel)

October 8, 2011
Coating process defect in a Polaroid color negative. Spectrum of color created by white light filtration of imaging dyes found in the negative (26x)

Coating process defect in a Polaroid color negative. Spectrum of color created by white light filtration of imaging dyes found in the negative (26x)