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Software Integration Enables Fast, Precise Telescope Design Jul 1, 1998 — Astrophysicists have studied gamma ray bursts for more than 25 years, but they are no closer to understanding them or determining their sources. These unpredictable bursts of gamma-ray photons come from all directions and are among the greatest mysteries in the cosmos. Studying these bursts presents many problems for science. First, they do not penetrate the Earth's atmosphere, so ground-based telescopes need very high resolution and dynamic range so they can identify faint optical transients...

Photonics Spectra, Jul 1998

Absorption Spectroscopy Technique Provides Extremely High Sensitivity Jun 1, 1998 — Several important areas of modern technology require fast, accurate and convenient measurement of trace species concentrations in gaseous environments. Examples include reactive plasma processing, pollutant monitoring and semiconductor...

Photonics Spectra, Jun 1998

Optical Morphology: Jun 1, 1998 — For many people, optics are but one of the many components that make up a system. They understand the specifications the optics must meet but, many times, they do not know nor are they concerned about the broader performance characteristics of the...

Photonics Spectra, Jun 1998

Terrestrial IR Imaging Benefits from Aerospace Programs Jun 1, 1998 — Infrared imaging systems are exploding into virtually every corner of the industrial workplace. Improved resolution, thermal sensitivity, ruggedness and portability of imager components have expanded the use of imaging systems, and a good many of...

Photonics Spectra, Jun 1998

Laser Diodes: May 1, 1998 — In recent years, the demand for high-power laser diodes, bars and arrays has grown rapidly. Most of the applications for these near-infrared devices can significantly benefit from a combination of higher output power and longer lifetime. In...

Photonics Spectra, May 1998

Nonlinear Optical Crystals Improve Lasers' Flexibility May 1, 1998 — Diode-pumped, solid-state laser sources started replacing gas and ion laser sources for commercial and laboratory applications about 10 years ago, and the trend is accelerating because of progress in two areas. First, more powerful, reliable laser...

Photonics Spectra, May 1998

Software Eliminates Guess-Work from Coating Designs May 1, 1998 — The possibility of having true global optimization for a large number of variables such as in multi-layer thin film design, has been debated for decades. A true global optimization algorithm works for a variety of different applications to find the...

Photonics Spectra, May 1998

Eco-Optics: Apr 1, 1998 — Since the 1980s, people have grown more aware of their surroundings, the impact of industry on the environment, and the environmentally redemptive qualities of advanced technology. Whether it's a UV lamp optimized to detect mercury and other...

Photonics Spectra, Apr 1998

Flexible Controller Maintains Fiber Optic Polarization Apr 1, 1998 — For nearly 200 years scientists and engineers have worked to exploit the inherent polarization of a light wave for mankind's benefit. From cutting edge research in laser cooling and atomic-transition gravitational wave detection to much that we take...

Photonics Spectra, Apr 1998

Pen-type Laser Systems Mark It All Apr 1, 1998 — During the past 20 years, several varieties of laser marking systems have emerged. Of special note, however, is the sales volume of pen-type laser markers, which has exceeded that of anyone's expectations since. Industry estimates suggest that more...

Photonics Spectra, Apr 1998

Aspheres Stand Up to the Test Mar 1, 1998 — As optical designers tackle the challenge of improving system performance while at the same time reducing overall package size, aspheric optics undoubtedly will grow in significance. Unfortunately, just because aspheres are easy to design does not...

Photonics Spectra, Mar 1998

How Small is Small? Mar 1, 1998 — Making a baseball is less an engineering feat than an art, in which neat hand-stitched seams act as paint against the cowhide that measures 9 to 9_ in. in circumfrence, according to the official rules of Major League Baseball. For manufacturers who...

Photonics Spectra, Mar 1998

Micromachining: Mar 1, 1998 — The miniaturization of mechanical and electronic components is revolutionizing modern biomedical, aerospace and industrial products. Laser micromachining is emerging as a critical manufacturing process for these components especially when dealing...

Photonics Spectra, Mar 1998

Photonic Techniques Pay Big Dividends in Process Control Mar 1, 1998 — In industrial processing it pays to know how much of what is in the mix, which is why on-line sampling of both the amount and type of chemical constituents is critical. Only in this way can an operator know whether the mix is correct, or...

Photonics Spectra, Mar 1998

Choosing Lighting for Industrial Imaging: A Refined Art Feb 1, 1998 — As industrial imaging has grown in popularity over the past few years, so has the awareness that lighting represents a large part of a vision system's success. The primary function of lighting in industrial imaging is to make an object's features of...

Photonics Spectra, Feb 1998

Fundamentals of Semiconductor Lasers Feb 1, 1998 — Semiconductor laser diodes are the smallest, most reliable, and most efficient light source known to man. For that reason, they are commercially interesting devices. Laser diodes have created multibillion dollar industries in optical communications...

Photonics Spectra, Feb 1998

Industrial Imaging: Feb 1, 1998 — Whether it is a simple $10,000 turnkey system, or a $500,000 customized job, the industrial imaging designer faces hundreds of device options, each with a host of suppliers waving fists full of conflicting claims. Dumb versus smart frame grabbers?...

Photonics Spectra, Feb 1998

Machine Vision's Next Frontier: Feb 1, 1998 — As the demands on machine vision continue to increase, the last year has seen two distinct phenomena: The rise of the so-called "smart camera" and the push to develop networked camera systems. These two megatrends in industrial vision are the result...

Photonics Spectra, Feb 1998

Vision Software: Jan 1, 1998 — Driven by converging technologies, today's PC-based vision software for industrial and laboratory applications is a cost-effective, general-purpose tool for scientists and engineers. However, with technological advancements such as Intel's Pentium...

Photonics Spectra, Jan 1998

Fiber Lasers: Dec 1, 1997 — Ultrafast laser technology has seen revolutionary development in the last several years. As the technology has developed, so have commercial applications, prompting system developers to consider the needs of their industrial customers. Industry...

Photonics Spectra, Dec 1997

For High-Power Lasers, Thin Is Cool Dec 1, 1997 — High-power diode-pumped solid-state lasers promise to provide small, versatile, rugged light sources for applications from the factory to the cleanroom. Commercial devices that take advantage of the latest generation of high-power diodes can produce...

Photonics Spectra, Dec 1997

Industrial Imaging Controls Laser Surface Treatment Nov 1, 1997 — Laser surface treatment comprises a family of high-power laser techniques that can improve wear, fatigue and erosion resistance of machine parts. These techniques are slowly moving from the research laboratory to the factory floor, but variations in...

Photonics Spectra, Nov 1997

Fiber-Coupled Raman Keeps Industry Under Control Oct 1, 1997 — Raman spectroscopy is fast emerging as a powerful online analytical tool. The worldwide market for process analysis instrumentation is between $2 billion and $3 billion a year. Photonic technologies have a small share in this market; however, its...

Photonics Spectra, Oct 1997

Gas, Solid-State Lasers Battle for Printers' Best Impressions Oct 1, 1997 — With annual revenues exceeding $300 billion, the printing industry is the third largest manufacturing business in the world. Several types of lasers play critical roles in this market, helping to transfer digital information from computer-generated...

Photonics Spectra, Oct 1997

High-NA Optics Push the Resolution Limits Oct 1, 1997 — Many demanding optics applications are steadily increasing performance goals for imaging, focusing and collimating systems. Microlithography and compact disk lens designs are among those that challenge optical designers to continually stretch the...

Photonics Spectra, Oct 1997

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