He/Ne

A type of gas laser that uses a mixture of helium and neon gases to produce a coherent, monochromatic light beam, typically with a wavelength of 632.8 nm (red light). Known for its stability, precision, and low power output.

Synonym

Helium-Neon Laser

Examples

• Laser Pointers: Commonly use He/Ne lasers to produce a bright red beam for presentations and demonstrations.
• Barcode Scanners: Employ He/Ne lasers for accurate scanning and decoding of barcodes in retail and logistics.
• Optical Alignment: Utilized in optical laboratories for alignment tasks due to its stable and visible beam.
• Spectroscopy: Used in certain types of spectroscopy for precise measurements of light absorption and emission.

Recommendations

• For Scientific Research: Ideal for experiments requiring a stable and consistent light source.
• In Educational Settings: Useful in classrooms for demonstrations and experiments involving laser light.
• For Industrial Applications: Suitable for tasks such as laser alignment and material inspection where a stable beam is crucial.
• In Retail: Effective in barcode scanning systems where accuracy and reliability are needed.

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