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Videos

Installing Objective Lens and Pinhole into 910A Spatial Filter

The 910A Spatial Filter combines five-axis alignment with high stability for set-and-forget adjustment. This video shows how to install an M- Series objective lens and 910PH Series …

Technical Notes

Fundamentals of Spatial Filtering

Spatial filters provide a convenient way to remove random fluctuations from the intensity profile of a laser beam. This greatly improves resolution — which is especially critical for …

Application Notes

Near Field Imaging of a Laser Diode

This note describes the result of an experiment performed on near field imaging of a laser diode emission pattern at the output facet. The purpose of the experiment was to provide a …

Selection Guides

Terahertz Optics Guide

Selecting the proper optic for a terahertz (THz) application is very important to the success of your project. Typically, terahertz wavelengths are defined as being in the 30 µm to …

Technical Notes

LED Characterization

Measurement techniques of the power, flux (equivalent to power but measured in units of lumens), and spectrum of LEDs is not very different from that of traditional light sources.

Application Notes

Two-Dimensional (X-Y) Stiles-Crawford Effect

Dr. Philip Kruger at the State University of New York, College of Optometry, used 100 W Quartz Tungsten Halogen Oriel® Light Sources and Optical Accessories to build a system to measure …

Selection Guides

Metallic Mirrors Guide by Wavelength

Newport offers a wide variety of metallic mirrors with different coatings and on different substrates.

Technical Notes

Holographic Diffraction Gratings

Since the late 1960s, a method distinct from mechanical ruling has also been used to manufacture diffraction gratings. This method involves the photographic recording of a stationary …

Technical Articles

Innovative Photoreceivers Simplify Measurements - Laser Focus World

Applications for photodiodes combined with novel circuitry range from studies of meteor deposited metals In the upper atmosphere to calcium Ions In biological cells.

Literature

Spectral Focusing Timing and Recombination Unit (SF-TRU) Datasheet

The SF-TRU facilitates a variety of single- and dual-beam, multiphoton imaging and ultrafast spectroscopy applications, such as single- and multi-color two-photon fluorescence, second …

Application Notes

Two-Photon Fluorescence Microscopy (2PF)

In 2PF, two photons are simultaneously absorbed to cause a higher energy electronic transition in a fluorescent molecule.

Technical Notes

Scattered Light and Stray Light in Diffraction Gratings

This Technical Note examines the causes of unwanted light from gratings and in spectrometers and describes how these forms of unwanted light are measured. The terminology of SRE is …

Technical Notes

How to Build a Beam Expander

Beam expansion or reduction is a common application requirement in most labs using lasers or light sources and optics. There are many ready made beam expanders available on the market, …

Manual

Oriel 60000 Q Series Lamp Housing User Manual

The 60000 Q Series Lamp Housing is a versatile enclosure for low power light sources. It can be configured to operate Xenon, Mercury, or Quartz Tungsten Halogen (QTH) lamps, as well …

Technical Notes

PZA12 Compatibility with Manual Positioners

Newport's PZA Ultra-High Resolution Actuator provides 12.5 mm travel with 50 N load capacity.

Technical Notes

How to Build a Beam Expander

Beam expansion or reduction is a common application requirement in most labs using lasers or light sources and optics. There are many ready-made beam expanders available on the market, …

Technical Notes

Handling Diffraction Gratings

A diffraction grating is a first surface optic, so its surface cannot be touched or otherwise come in contact with another object without damaging it and perhaps affecting its performance. …

Application Notes

Characterization of High Power Laser Diode Bars

Diode lasers optimized for high continuous wave (CW) power operation are typically sold as a 1D array of emitters, known as a laser bar. The array contains tens of emitters, which are …

Technical Notes

Specifying Bandpass Filters

The first step toward developing a successful design of any optical interference filter having is an understanding of the operating environment of the filter. Parameters such as angle-of-incidence, …

Application Notes

Aspheric Laser Beam Reshaper Applications Guide

The Aspheric Laser Beam Reshaper, or reshaper for short, is a pair of plano-convex aspheric lenses which perform a deterministic geometrical transformation of the optical laser beam …