AMETEK Land, Inc.
Pittsburgh, PA 15238
Jul 29, 2009 Utilizing 3 technologies, Model 4500 Mk III performs reliable stack opacity measurement and dust concentration monitoring. Homogeneous LED light source, combined with Flood LED, helps achieve optimal stability and accuracy, while this solid-state system also lends to reliable operation. Featuring fully automatic zero checking and drift compensation, system is able to report data as opacity, dust density, or optical density.

AXSUN Technologies Inc.
Billerica, MA 01821
Apr 13, 2007 Supplied in single integrated package, OMxCL features laboratory instrument class Spectral Resolution (400 MHz) as well as OSNR Accuracy at 50 and 100 GHz spacing. It provides optical bandwidth up to 100 nm, enabling monitoring of hundreds of channels in one scan. Product may be used in telecommunications systems that employ optical monitoring and cover Metro/Regional, Long Haul, and Ultra Long Haul spans.

Avanex Corp.
Fremont, CA 94538
Apr 03, 2006 Used in system OEM's line card or by carrier as stand-alone subsystem to monitor network section, OPM Modules offer power, wavelength, and OSNR monitoring with accuracies at both 100 GHz and 50 GHz channel plans. OPM solution is designed as plug-and-play module for PowerNode shelf that provides composite optical power monitoring for dark fiber applications, or full channel-by-channel monitoring of optical performance for DWDM applications.

Paul N. Gardner Co., Inc.
Pompano Beach, FL 33060 6608
Sep 09, 2004 Pocket Detective 3.0 measures both Visible Light Transmission and Visible Light Reflectance. Operating from 1,600 mAh internal battery, unit includes Magna-Alignment(TM) auto alignment system, pushbutton operation, LCD digital readout, panel-light function indicators, and auto shut-off. Instrument measures all windows of vehicle, including roll-down and fixed glass. It is also suited for measuring opacity or clarity of plastic substrates.

Land Instruments
Newtown, PA 18940
Feb 01, 2004 Model 4500 Premier offers dust measurement range of 0–10 mg/Nm³ with accuracy of ±0.5% opacity. LED source provides homegenity necessary for extremely low-level measurement. Fail-safe, air-powered shutter is self-cleaning and operates with positive closure, maintaining instrument protection from hot flue gases. Premier 4500 satisfies US EPA CFR 40, Part 60, Subpart AA, Standards of Performance for Steel Plants.

Ducon Technologies, Inc.
Farmingdale, NY 11735
Jan 10, 2003 Model KVB measures opacity or dust concentration in stack gases. Vibration-resistant unit uses laser light source, which provides wavelength stability and 100% beam collimation. Opacity monitor, with weatherproof housing weighs, less than 40 lbs and has 1 mm beam dia. It includes on-line zero calibration feature, and does not require factory calibration. MIP opacity monitor has data acquisition system designed around instrument.

Land Instruments
Newtown, PA 18940
Jul 01, 2002 Model 4500mkII+ offers all features and performance ratings of Model4500mkII, and includes fully integrated touch panel and stainless steel junction box. Touch panel features backlit LCD display, controls for instrument set-up, and indicators for System OK, Alarms, and Calibration in Progress. Suitable for industrial applications that demand flue dust emissions compliance monitoring, unit has TUV and US EPA approvals. Modbus communications and two analog outputs are standard.