Ocean Optics LS-1 Tungsten Halogen Light Source
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Ocean Optics LS-1 Tungsten Halogen Light Source


  • VIS-NIR Spectral Range (360-2000 nm)
  • High Color Temperature
  • Efficient Output
  • White Light Source

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This Ocean Optics LS-1 Tungsten Halogen Light Source is used and in excellent condition. This unit includes an AC adapter, a spectral analysis, and Accessory FCBARREL, which is a 0.25 inch diameter barrel to accommodate optical fibers with FC terminations. This barrel replaces the standard SMA port on the LS-1 Tungsten Halogen Light Source.

View Photo of this unit's spectral analysis

This Ocean Optics LS-1-LL-B Replacement Tungsten Halogen Bulb is new from surplus stock.

  • Description
  • Tech Specs
  • Datasheets / Manuals 
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The LS-1 Tungsten Halogen Light Source is a versatile white-light source optimized for the VIS-NIR spectral range (360-2500 nm). The lamp offers high color temperature, highly efficient output and long life in a compact, economical package.

The LS-1 features an SMA 905 Connector for easy coupling to Ocean Optics fiber optic spectrometers and accessories, including optical fibers, cuvette holders and probes.
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Spectral range360-2500 nm
Dimensions9.0 cm x 5.0 cm x 3.2 cm; 3.5" x 2.0" x 1.25"
Power input12 VDC/800 mA; 7-28 VDC/0.4-2 amps
Power output6.5 watts
Bulb life900 hours (standard); 10,000 hours (long-life)
Bulb color temperature3100 K (900-hour bulb); 2800 K (10,000-hour bulb)
Output to bulb5 volts/1.3 amps
Output regulation0.2% voltage
Time to stabilized output~20 minutes
StabilityDecay Rate is ~0.1%/Hour of the Output Power
Bulb output7400 foot-candles (7.4MSCP)
Internal filter accessoryBG-34 conversion filter
External filter slotaccepts filters up to 3 mm thickness
Spectral attenuation50%, 75% and 99% with PTFE disk accessories
ConnectorSMA 905

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Manuals, Datasheets, Drivers, Links

Ocean Optics LS-1 Datasheet (pdf) 
Ocean Optics LS-1 Manual (pdf) 
Link to Ocean Optics Website