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MATERIALS, COATINGS HANDBOOK ARTICLES
Laser Measurement Systems: Best Practices Oct 8, 2015 — Given the pace at which technology advances, there always seems to be a learning curve. With the abundance of consumer electronics available, there typically is no right or wrong way to use these devices — the choice usually comes down to the method that best suits the end user. However, when purchasing a highly advanced device for use in the workplace, such as a laser, learning how to properly apply, troubleshoot and evaluate that device becomes very important.
Aspheric Lenses: Design Considerations Apr 27, 2015 — This first of two articles will cover design and manufacturing options for aspheres; the second will include more detail on manufacturing and testing processes. These articles will provide the tools optics designers need to tailor their designs to...
Laser Safety: Important Considerations Apr 9, 2015 — When purchasing an industrial laser system, the astute buyer will look for a Class 1 laser product — a system where the laser beam hazard is completely enclosed and there is no potential laser radiation exposure to the operator or anyone in the...
Transparent Ceramics: Enabling Large, Durable, Multifunctional Optics Feb 4, 2015 — Aluminum oxynitride and magnesium aluminate spinel are mechanically strong, hard and scratch resistant; they are also chemically durable. Both exhibit broadband transmittance from near-UV to mid-IR. Single-crystal sapphire has been the material of...
Common Infrared Optical Materials and Coatings: A Guide to Properties, Performance, and Applications Jan 1, 2015 — The purpose of this guide is to identify the most common infrared transmitting materials, point out their key properties, applications, products manufactured, surface specification options, and general antireflection (AR) coating options. AMTIR-1...
Excimer Optics: High Power Demands High Reliability Jan 1, 2015 — The first high-reflectance mirror coatings for the UV and vacuum UV (VUV) were of the Al + MgF2 type produced in the late 1950s. Coatings of this design are still used today for multigas cavity mirrors and many other applications because they are...
Optical Materials: Double-Sided Lapping and Polishing Jan 1, 2015 — Double-sided lapping and polishing utilizes planetary action with the combination of a top and bottom plate to precisely grind and polish precision, parallel optics. Double-sided processing is a batch-type process that uses planetary action –...
Plastic Optics: Specifying Injection-Molded Polymer Optics Jan 1, 2015 — The use of precision polymer optics is becoming an increasing necessity today as products demand sophisticated light handling components to achieve desired results. Polymer optics can be thought of as an important enabling technology allowing the...
Thin-Film Coatings: A Buyers' Guide Jan 1, 2015 — What are thin-film coatings? Optical thin-film coatings modify the transmittance and reflectance properties of the substrate material to which they are applied. This article provides an objective overview of typical performance characteristics,...
Optical Delay Lines: Key to Time-Resolved Measurements Dec 8, 2014 — To obtain an accurate means of creating reliable delays in any time-resolved spectroscopy or dynamic experiment, several factors about the delay line stage must be considered to reduce or eliminate errors associated with linear stages. One of the...
Antireflection Coatings for the Ultraviolet, Visible and Near-IR Mar 8, 2009 — Graphs showing reflection curves of common antireflection coatings...
Beryllium Mirrors: Refinements Enable New Applications Mar 8, 2009 — Beryllium mirrors are finding commercial applications, while maintaining their military and space applications. Refinements in design and improvements in manufacturing technology have cut costs and new coatings have enabled high-power applications...
Cleaning Optics: Choosing the Best Method Mar 8, 2009 — Cleaning optical elements improves performance, providing proper materials, techniques and handling procedures are used to minimize the risk of damage.
Coefficients of Expansion and Densities of Optical Materials Mar 8, 2009 — Table of Coefficients of Expansion and Densities of Optical Materials.
Data Tables: Optical Thin-Film Materials Mar 8, 2009 — Tables showing parameters of the most frequently used physical vapor deposition materials for a wide variety of applications.
Heat Control and Lighting Systems Design: Optical Coatings Separate Light from Heat Mar 8, 2009 — Modern coating technology offers the lighting system designer a number of ways to deal with heat radiation.Controlling and minimizing heat output is desirable in most lighting applications. For example, conventional incandescent light sources are...
Mirrors: Coating Choice Makes a Difference Mar 8, 2009 — A mirror is an important element in many optical systems. Its basic function is to redirect light, often with the purpose of making an optical system more compact. This article discusses the kinds of thin-film coatings that can be used for mirrors....
Optical Coating: Materials and Deposition Technology Mar 8, 2009 — Surface coatings used to control optical, mechanical and electrical properties are deposited as nano- and micrometer thicknesses of special materials.Optical coatings are deposited as thin-film multilayers of a variety of materials using specific...
Optical Coatings: Improving Traditional Technology Mar 8, 2009 — The challenges of producing dense wavelength division multiplexing (DWDM) filters for telecommunications has revolutionized the optical coating industry. This has resulted in coatings that display precision and stability orders of magnitude better...
Optical Materials: Transmission and Refractive Index Mar 8, 2009 —
Optical System Design: Keeping the Coatings in Mind Mar 8, 2009 — The design of optical systems should balance the coating constraints with the optical and mechanical requirements. Understanding the key properties and limitations of optical coatings enables the system designer to improve the performance of the...
Rules of Thumb Mar 8, 2009 — Scientists and engineers tend to want to answer simple relational questions with a blackboard covered with equations, even when questioners just want a rough estimate to gauge whether a change would cause more problems than it would fix...
Transmission Ranges for Optical Materials Mar 8, 2009 — Chart showing Transmission Ranges for Optical Materials.
High-Brightness LEDs: A Boost from High-Performance Silicones Feb 22, 2008 — Ongoing advancements pave the way for high-power LEDs in broader application areas. High-brightness LEDs have found their way into applications such as signs and displays, cell phone flash modules, automotive lighting and general illumination. Some...
Beamsplitters: A Guide for Designers May 15, 2006 — With the large variety of beamsplitters available, the designer needs to take many factors into consideration. This article and its illustrations will go a long way toward making the correct choice less of a risk. All curves show typical...
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