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Helium Mercury Lasers – Properties and Applications

Helium mercury laser falls into the category of metal-vapour lasers. It is similar in operation to the helium-neon or the Argon/Krypton lasers. It is also known as the ‘mercury vapour ion laser’ due to its operating principle based on the ionic transitions of mercury.

From Kinmon Koha Co., Ltd. 15 May 2013

Helium-Neon (HeNe) Lasers - Properties and Applications

A helium–neon laser or HeNe laser is a gas laser consisting of a mixture of neon and helium within a small bore capillary tube, which is excited by a DC electrical discharge.

8 May 2013

Nitrogen Lasers – Properties and Applications

A nitrogen laser is a gas laser operating in the ultraviolet (UV) range by using molecular nitrogen as its gain medium. Nitrogen lasers were first developed in 1963, and began to be used commercially in 1972.

From Stanford Research Systems, Inc. 8 May 2013

Using the Instrument Transfer Function (ITF) to Interpret Interferometric Height Measurements

Exploring the ITF's role in enhancing interferometric height measurements by characterizing system responses to frequency variations in metrology tools.

From Zygo Corporation 4 Apr 2013

Measuring the Radius of Curvature of Optical Surfaces

Interferometry achieves 0.001% precision in radius of curvature measurements for optical surfaces, correcting for various errors.

From Zygo Corporation 4 Apr 2013

Single-Camera Frame Instantaneous Interferometry - An Alternative Test Method

Spatial carrier fringe technique boosts dynamic interferometry with precision and simplicity in single-camera frames.

From Zygo Corporation 4 Apr 2013

Fizeau-Type Interferometer Optimized for Light-Efficient, Single-Frame Carrier Fringe Acquisition for Instantaneous Metrology at High Lateral Resolution

New Fizeau-type interferometer enhances metrology with efficient single-frame carrier fringe acquisition for high-resolution optical surface testing.

From Zygo Corporation 4 Apr 2013

The Electro-Optic Effect: Fundamentals of Electro-Optic Modulators

An applied voltage is increased by a factor of approximately 100 across the electro-optic crystal by a tuned rf cavity (tank circuit).

From Qubig GmbH 1 Mar 2013

EUV Lithography Light Source Technology

Dr. Nigel Farrar, Vice President of EUV Strategic Marketing at Cymer, Inc. talks to AZoOptics about Lithography Light Source Technology.

From Cymer, Inc. 27 Feb 2013

Custom Solutions for Industrial Laser Processing

In this interview, AZoOptics talks to Dr Mark Greenwood, Managing Director of JK Lasers, about their technology and the applications of their industrial laser products.

By Will Soutter 4 Jan 2013