Alternate Light Source Fingerprint

Other uses of alternate light sources indeed many forms of physical evidence will fluoresce.

Alternate light source fingerprint.

All examples below are using the crimescope cs 16 500w. Shop our extensive line of handheld forensic alternate light sources. When light reflects off a smooth surface we refer to this as specular reflection. Laboratory lasers are high power but also have the highest price and they lack versatility.

Of all the classes of alternate light sources. But when viewed under a green light and observed through an orange filter the prints can easily be seen. Uv alternate light sources can reveal the following. Available in several styles with or without removable heads rechargeable and battery operated.

Alternate light sources alternate light sources are typically used in crime scene investigation to identify many forms of evidence. Although blood does not fluoresce certain other physiological fluids will. When light reflects off a rough surface we refer to it as diffused reflection. Red green orange pink yellow gold blue are the most common.

If we are fortunate enough that the print is on a smooth surface we start by holding the light source at a 45 degree angle. One use for alternate light sources is the examination of a weapon such as a gun or knife. Forensic light sources are high power. Physiological fluids semen urine and saliva can be identified through their natural fluorescent properties utilizing uv light.

Seminal fluid saliva and urine stains. Based alternate light source designed specifically for use in forensic applications. Let s go back to the example of the bloody fingerprint. They are available in various colors.

Finger and palm prints are nearly invisible on such metal surfaces when examined under room light. Leds are lowest in price but also lowest in power and they lack versatility. Fluorescent powders are used widely as the primary method of fingerprint treatment at crime scenes when using a forensic or alternate light source.