• Detailed Product Description:

    Fiber Optic Variable Attenuator

Ocean Insight offers a variety of accessories for controlling and attenuating the light in your spectrometer sampling setups. Options include fiber optic switches, shutters and variable attenuators.

  • Fiber optic switch - routes and controls light in a spectrometer configuration comprising a single source
  • Electronic shutter - installs between two collimating lenses and allows you to block the light path for dark measurements
  • Attenuator - opto-mechanical device that helps control the amount of light (signal) transmitted between two fibers


Adjustment Wheel Adjustment: 3.81 mm diameter @ open position; 1.52 mm @ 90% rotation
Attenuation Wavelengths: ~200-2000 nm
Connector: SMA 905
Adjustment Wheel Lock: 6/32 Nylon thumb screw
Dimensions: 38.1 mm x 59.4 mm x 40 mm
Weight: 90 g