Exam 9: Forensic Light Sources

How are cyanoacrylate prints viewed with a forensic light source?

What is the first step for processing evidence?

What unit of energy is emitted when light interacts with a surface?

What sources of incident light are used in the forensic laboratory?

What colored barrier filters are used with blue light? What colored barrier filters are used with green light?

What portion of the electromagnetic spectrum is visible as color to the human eye?

the use of a forensic light source is a non-destructive process.

RUVIS is a destructive process.

What is luminescence?

How are fingerprints visualized with the RUVIS?

What is incident light?

Shorter wavelengths of light produce less energy than longer wavelengths of light.

What is the proper personal protective equipment (PPE) for examining evidence with a forensic light source?

How is fluorescence different from phosphorescence?

What is RUVIS?

What type of filter is used to view fluorescence?

What is reflected light?

Why is oblique lighting often the best way to see both latent and patent fingerprints on the surface of an object?

What is scattered light?

Why is it necessary to visually inspect any surface before processing it for latent prints?