Who made the first laser beam?

Answer A scientist named Theodore Maiman created the world's first working laser beam on May 16th, 1960, at the Hughes Research Laboratory in California. The first public announcement of this feat was on ... Read More »

Top Q&A For: Who made the first laser beam

How many wavelengths does a laser beam have?

Lasers operate at a single wavelength. This is due to the photons being emitted when electrons transition between two discrete energy levels. The positions of the energy levels cannot change and th... Read More »

How to Diffuse a Laser Beam?

When a beam of light is shone onto a smooth, metallic surface such as a mirror, it is reflected and leaves the surface as a coherent beam traveling at the same angle, on the same plane, but in the ... Read More »

How to Collimate a Laser Beam?

A laser beam that has been directed through optics or a fiber can be approximately collimated with different lenses. A laser beam focused into a single-mode optical fiber can be coherently collimat... Read More »

How fast is a laser beam?

Dr. Lijun Wang and his associates of NEC research Princeton, Massachusetts report an experiment producing a laser speed of 300 times the speed of light. The speed of light is 186,282 miles per seco... Read More »