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Dual-mode head harness
glass jar comes with a lid for ease of storage when liquid remains
Magnified Counter
Available with one or two fingerprint cardholder(s)
Sirchie DFO Development Control Chamber Size:2.72 cubic ft Dual-mode head harnessThese are controlled heat chambers designed specifically to accelerate the development of DFO treated latent prints. DFO is a fluorescence agent which attaches to fingerprint residues on paper and other porous surfaces and causes them to emit light when suitably viewed. It has been found to develop up to two and a half times the number of prints developed by ninhydrin. Although DFO treated prints will slowly develop unaided, research has shown that
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