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Fingerprints will appear as dark grayish-brown images and should be photographed before the article background develops
They are excellent for recording stain measurements
and has been independently tested to exceed H13 HEPA(99
Other chemical processes such as Ninhydrin
Amido Black is a dye that is highly sensitive to the protein compounds found in blood
Super Wide-Field Professional Magnifier Fingerprints will appear as darkeach. Specifications: 100% black anodized aluminum Two Lens optics, 3. 5X, magnification Thumbscrew focus Threaded disc holder 2. 845 (7. 2cm) aperture Dimensions: 4. 5 x 4. 775 x 3. 5 (11. 4cm x 12. 1cm x 8. 9cm)) Weight: 14. 4 oz. (448g)
