Optical Extinction Analyzers (OEAs) - Specifications*

• Datasheet

• Wavelengths: 

  • Standard two different single-wavelength systems available: 520 nm & 1065 nm.

  • Custom single-wavelength system upon customer request: 450 nm, 632 nm, 780 nm, 850 nm, or 1650 nm

• Precision (see graphs and other information below): 

  • Better than +/- 0.1 Mm-1 (1-sigma, 1s)

  • Better than +/- 0.05 Mm-1 (1-sigma, 10s)

• Dynamic Range: 0 to 10,000 Mm-1 

• Data Rate: 1 second (1 Hz) or 0.1 Second (10 Hz) for Eddy Covariance applications - See more here

• Sample flow rate: 160 SLPM

• Measurement Technology: Open-Path Cavity Ringdown Spectroscopy 

• Calibration: Self-Calibrating - No user calibration needed 

• Consumables: None other than inlet filters 

• Operating Temperature Range: -5°C to +50°C 

• Humidity Range: 0 - 99% non-condensing 

• Size: 49 cm x 33 cm x 18 cm (19.3” x 13” x 7”)

• Weight: 7.7 kg (17.0 lbs)

• Power: 35 W - Battery (User-Provided) or wall plug operable

• Onboard Memory: > 1M readings (2 yrs of continuous data)

• Output Connectors: USB, HDMI, RS-232

*Subject to change without prior notice