134: Handheld flashlight for dark and dangerous sites

Flash light also called torch is a portable personal safety equipment which is a case contains a light source mounted in a reflector covered by a transparent cover (lens) and powered by batteries and controlled by a switch.

Flash light components:

1. Light source
2. Reflector
3. Transparent cover (lens)
4. Battery (disposable or rechargable)
5. Control switch
6. Case (housing)

Flashlight types based on the light source:

1. Incandescent light bulb (miniature)
2. HID (High Intensity Discharge)
3. LED (Light Emitting Diode)

Flash-light types:

1. Handheld
2. Pen light (e.g. medical purpose)
3. Head light
4. Helmet mounted flashlight

Note: For weatherproof application (high IP) and hazardous areas, flashlight specification must have required specifications according to standards.

Related standards:

1. EN