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Fingerprints will appear as dark grayish-brown images and should be photographed before the article background develops
This powder physically bonds to the amino acid and proteins in the whole fingerprint
A fluorescent light source that will output light between 495 nm and 530 nm is required for this process
They are excellent for recording stain measurements
magnification
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)
