Optica™ – The next generation humidity reference standard

Optica Series chilled mirror hygrometers offer National Institute of Standards and Technologies (NIST)—traceable humidity, temperature and pressure measurements for the connected generation. Now data is accessible from anywhere, any time, from within a browser over the Internet or from your Intranet.


  • Measurements traceable to national standards
  • 1/4 color VGA display
  • Built-in data logger
  • Multiple measurement units can be displayed and transmitted
  • Patented PACER® cycle automatically cleans mirror to ensure measurement integrity
Power  : 95 to 265 VAC, 50/60 Hz, 200 watts
Operating temperature  : 0.27°F (1.5°C )/sec typical above 32°F (0°C)
Cooling rate  : 5 mHg to 5000 psig (345 bar)
Digital Interface  : RS232 port, ethernet port*


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