Tri-Color Liquid Crystal Optical Filter

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Tri-Color Liquid Crystal Optical Filter

Meadowlark Optics is pleased to present our most compact package liquid crystal based tunable optical filter yet. The Tri-color filter features several mechanical interfaces:
  • 8 - 32 threaded holes
  • Optional cage system interface
  • Optional C-mount interface
All Meadowlark Optics tunable optical filters come complete: optical head, controller and software. Our software can be installed and run on any Windows based PC to control the filter through either the USB or serial ports while using the provided software or commands in C++, MatLab™ or LabVIEW™.
Meadowlark Optics provides customized Tunable Optical Filters for a variety of applications. The Tri-color filter can be customized to achieve different center wavelengths, wavelength ranges or other specifications. Please contact our Meadowlark Optics Sales Team for assistance or a custom quote.

  • Extremely high transmission 
  • C-mount option
  • Non-mechanical - no vibration

Specifications - Tri-Color Tunable Optical Filter
Wavelength Range 420-780 nm
Clear Aperture Range 22 mm
Polarized Transmission 45-90%
Acceptance Angle ±6°
Temperature 10˚C to 45˚C
Switching Speed Full Video (<30 msec)
Laser Damage Threshold
1 W/cm2, CW
200 mJ/cm2, 20 ns, visible
2 J/cm2, 20 ns, 1064 nm
Optical Head Dimensions
1.50 x 2.63 x 0.67 in.
[38 x 67 x 15 mm]


Ordering Information - Tri-Color LC Optical Filters
Item Part Number
Stock Part Number TCF - 0450/0550/0680
Custom Part Number TCF - λ1/λ2/λ3
Optical head, controller, and software included.