Product Resources - Molecular

April 1, 2006
Spectroscopy

Volume 21, Issue 4

Product Resources - Molecular

Raman microscopes

Horiba Jobin Yvon's LabRAM Raman microscopes combine Raman spectroscopy with near field optics and an atomic force microscope for material analysis in the 200–400 nm range. The LabRAM-HR NANO confocal Raman microscope system reportedly can achieve spatial resolution of 100 nm and can be used in the analysis of semiconductor materials and wafers. The LabRAM-INV NANO inverted Raman microscope system can be used in biological and life science applications. Horiba Jobin Yvon, Edison, NJ; www.horibajy.com

NIR integrating sphere

PIKE Technologies' NIR IntegratIR integrating sphere is said to provide high performance qualitative and quantitative analysis of a wide variety of samples. The integrating sphere contains a fully integrated indium-gallium-arsenide detector. Options include a rotating stage for averaging large samples and an automated transmission stage for pharmaceutical tablet analysis. PIKE Technologies, Madison, WI; www.piketech.com

Near-infrared analyzers

NIR analyzers from Thermo Electron include the Antaris Target Blend analyzer for real-time analysis of pharmaceutical blending processes, the Antaris II for making measurements at production point-of-use or in real-time processes, and the Antaris MX and EX FT-NIR analyzers for process control applications. The analyzers are designed to provide simultaneous multipoint measurements. Thermo Electron, Waltham, MA; www.thermo.com

Optical fiber assemblies

XSR Xtreme Solarization-resistant optical fiber assemblies from Ocean Optics are designed for deep-UV applications (< 300 nm), signal transmission to 180 nm, and resistance to UV degradation. The fiber assemblies are available in core diameter sizes of 235 μm and 455 μm and in standard lengths of 25 cm, 1 m, and 2 m. Each assembly has an aluminum coating, stainless steel BX jacketing, and SMA 905 Connectors. Ocean Optics, Dunedin, FL; www.oceanoptics.com

Echelle spectrograph

The Mechelle 5000 echelle spectrograph from Andor is designed to cover a wavelength range of 200–950 nm and has a spectral resolution of 5000. It is combined with the company's iStar ICCD detector system and reportedly provides sensitivity, fast or slow gating, a wide spectral response, and minimum insertion delay. Applications include combustion, laser-induced breakdown spectroscopy and laser-induced fluorescence experiments. Andor Technology, Belfast, UK; www.andor.com

Product catalog

Newport Corporation's new product catalog features more than 5000 new products, including Spectra-Physics lasers, Oriel light sources, optics, mounts, vibration and motion control, spectroscopy and photonics instruments. Newport Corporation, Irvine, CA; www.newport.com

Raman microscope

Bruker Optics' RamanScopeIII Raman microscope is designed to be coupled to the company's FT-Raman spectrometers for fluorescence-free, nondestructive analysis of microscopic samples. It can be combined with the company's grating-based dispersive Raman microscope to provide excitation wavelengths ranging from 1064 nm to 532 nm on a single microscope. Bruker Optics, Billerica, MA; www.brukeroptics.com

Spectrometer

Avantes' AvaSpec-3648-USB2 spectrometer supports an integration time ranging from 10 μs to 10 min (in steps of 10 μs) for applications such as LIBS and plasma monitoring. According to the company, the spectrometer has 3648 pixels resolution to cover the 200–1100 nm wavelength range and an FWHM resolution of 0.025 nm. The spectrometer reportedly allows precise online monitoring and a spectrum transfer time of 3.7 ms. Avantes, Boulder, CO; www.avantes.com

Echelle spectrograph

The SpectraPro HRE echelle spectrograph from Princeton Instruments/Acton is designed for general spectroscopy as well as laser-induced breakdown spectroscopy. The spectrograph is designed to sample continuously wavelengths ranging from 190 to 1050 nm. The spectrograph is designed to work with the company's camera systems and to be controlled by the company's WinSpec software. Princeton Instruments/Acton, Trenton, NJ; www.piacton.com

Diode lasers

The 56 RCS series of diode laser assemblies from Melles Griot provide output wavelengths of 408 nm (> 50 mW), 442 nm (> 36 mW), or 638 nm (> 28 mW). The platform reportedly incorporates advanced optics positioning techniques with far field circularity of > 95 %, precisely controlled beam divergence, and accurate waist location. The instruments are equipped with a user interface that includes an hour meter and diagnostic LEDs. Melles Griot, Carlsbad, CA; www.mellesgriot.com

Raman spectrometer

The VERAX Raman spectrometer from InPhotonics is a fiber-coupled system designed for laboratory analyses, ranging from research to rapid sample verification to process development. The instrument, which can be used with the company's RamanProbe models, is configured for 785nm excitation, offers 4 cm-1 spectral resolution, and spans the 230–1800 cm-1 region. Different range/resolution combinations are available in the visible and near-infrared spectral regions to be used with various excitation lasers. InPhotonics, Inc., Norwood, MA; www.inphotonics.com

Raman filters

Semrock's RazorEdge short-wave-pass thin-film filters are designed to attenuate a designated laser-line by six orders of magnitude while maintaining a typical edge steepness of 0.5% of the laser wavelength. The filters reportedly are suitable for anti-Stokes Raman applications and are matched to the company's laser-line cleanup filters. Semrock, Rochester, NY; www.semrock.com

Table-top press

International Crystal Labs introduces the E-Z Quick Table Top press. It is constructed from stainless steel, chrome-plated steel, and anodized aluminum. According to the company, the press mounts vertically, which enables the use of body weight and shoulder muscles. The press uses the 7-, 4-, and 2-mm die sets that are used in the company's Quick Press and Port-A-Press presses. International Crystal Laboratories, Garfield, NJ; www.internationalcrystal.net

Dissolution tester

Jasco's model DT-810 dissolution tester is designed to provide fully automated dissolution testing of up to eight samples with either the standard paddle method or the optional rotating-basket method. The tester offers a circular design for uniform water temperature and an automatic centering mechanism that provides hands-free positioning of the dissolution vessels and drive shafts. Jasco, Inc., Easton, MD; www.jascoinc.com

Phase shifters

The S-303 high-speed phase shifters from Physik Instrumente reportedly offer angstrom-level resolution and microsecond responsiveness. The shifters are designed for mirrors and optics up to 1-in. diameter and can be mounted in any orientation. Open- and closed-loop versions are available. Physik Instrumente, Auburn, MA; www.physikinstrumente.com

Fiber-optic spectrometers

StellarNet's miniature fiber-optic spectrometers, coupled with the company's optic sampling accessories and SpectraWizR software are designed for light measurement applications in the UV-Vis-NIR ranges. The instruments' multiple channel systems span wavelengths ranging from 190 nm to 2100 nm. StellarNet, Tampa, FL; www.stellarnet-inc.com

Fiber-optic flow cells

RoMack introduces their new line of fiber optic flow cells designed for absorption and fluorescence measurements. The cells offer path lengths from 1 mm to 1 meter and cover the applications ranging from UV through NIR. Features include application in harsh environments, including high temperature and aggressive chemicals. RoMack, Inc., Williamsburg, VA; www.romackfiberoptics.com

Raman microscope

Renishaw offers its Raman microscope with additional confocal laser scanning microscopy capabilities. The confocal laser scanning (CLS) microscope is designed to combine the imaging, resolution, contrast, and optical sectioning capabilities of CLS microscopy with the characterization power of Raman spectroscopy. Renishaw, Hoffman Estates, IL; www.renishaw.com

Cleaning validation system

Remspec Corporation offers its ValveView system for spectroscopic analysis of the interior surfaces of small parts such as valves and nozzles. The system uses mid-IR fiber optics to deliver IR signal to the inside of objects held in an adjustable jig, allowing examination for cleaning validation and surface characterization. Remspec Corporation, Sturbridge, MA; www.remspec.com

Microscope system

A fluorescence spectroscopy system from Horiba Jobin Yvon offers fluorescence-lifetime measurement on a microscope. The system uses time-correlated single-photon counting components adapted for a microscope to achieve lifetime measurements from 100 ps up to 100 μs. Interchangeable pulsed diode light sources include deep-UV diodes with wavelengths of 280, 295, and 340 nm. Horiba Jobin Yvon, Edison, NJ; www.horibajy.com