What is Arc Tube

Horace He

Last Updated: December 26, 2023

What is Arc Tube

An arc tube is a crucial component found in various types of lamps, particularly high-intensity discharge (HID) lamps. It is a sealed chamber made of materials like quartz or ceramic, designed to withstand high temperatures and maintain a controlled environment. Within the arc tube, an electrical discharge or arc occurs, which is responsible for the production of light.

The arc tube serves as the space where the electrical current passes between two electrodes of opposite polarity. This discharge creates the necessary conditions for the gas or vapor within the arc tube to emit light. The materials used for the arc tube are selected for their ability to withstand the intense heat generated during the operation of the lamp.

Looking For Motion-Activated Energy-Saving Solutions?

Contact us for complete PIR motion sensors, motion-activated energy-saving products, motion sensor switches, and Occupancy/Vacancy commercial solutions.

In fluorescent lamps, the entire length of the lamp serves as the arc tube, while in HID lamps, the arc tube is a separate component. The arc tube plays a vital role in the lamp’s light generation process, as it provides the controlled environment and electrical discharge necessary for the emission of visible light.

Get Inspired by Rayzeek Motion Sensor Portfolios.

Doesn't find what you want? Don't worry. There are always alternate ways to solve your problems. Maybe one of our portfolios can help.

Frequently Asked Questions

What Is the Purpose of Arc Lights

Arc lamps are utilized in various applications that demand high levels of brightness, such as searchlights, large film projectors, and floodlights.

Are Arc Lights Still Used

It continued to be utilized in specific applications that required a concentrated and powerful light source, such as searchlights and movie projectors, until after World War II. While the carbon arc lamp is no longer in use for most of these purposes, it still finds application as a high intensity ultraviolet light source.

What Is the Difference Between Incandescent and Arc Lighting

One type of lighting is the incandescent lamp, which produces light by passing an electric current through a filament. Another type is the arc light, which is created by an electric arc jumping between two electrodes. These two lighting methods were demonstrated by the electrochemist Humphry Davy in the early 1800s.

Is an Arc Lamp a Light Bulb

The first electric bulbs were not created by Thomas Edison. These early bulbs, called arc lights or arc lamps, generated a bright light by creating an electrical “arc.” They were actually invented in the early 1800s and produced light by passing high voltage through two electrodes that were very close together.

Leave a Comment