TRUE TV-FIBERS

Untitled Slide

• Fibers are not unique
• Fibers are class evidence

FIBERS GATHERED BY

• Tweezers
• Tape
• Vacuum

NATURAL FIBERS

SYNTHETIC FIBER

COMPOUND MICROSCOPE

• Light reflected from surface of fiber
• Magnified through series of lenses

ABSORPTION LINES

• Passing light through to make a spectrum

FIRST STEP IN FIBER ANALYSIS

SERIOUSLY CHALLENGED

FIBERS CAN

FIBERS AND HAIR

• Are similar as long as the hair does not have a follicle