Fiber Fabry-Perot Scanning Interferometers, FFP-SI0 pages
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nnnnFiber Fabry-Perot Scanning Interferometer | FFP-SI
nnnn06
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nnnnApplications
nnnn• Ultra High Resolution Laser Analysis
nnnn• Linewidth
nnnn• Mode Structure and Stability
nnnn• Wavelength Chirp
nnnn• Jitter and Drift
nnnn• Ultra High Resolution Spectroscopy
nnnn• Chemical Analysis
nnnn• Emission or Absorption Lines
nnnn• Laser Mode Control and Selection
nnnn• Tunable Fiber Lasers
nnnn• Polarization Analysis
nnnnFeatures
nnnnHigh direct optical resolution
nnnnLow fiber-to-fiber insertion loss
nnnnConvenient wavelength locking
nnnnNo alignment required
nnnnSmall footprint
nnnnShock resistant
nnnnWavelength ranges from 800 to 1600 nm
nnnnDescription
nnnnThe Micron Optics FFP-SI Fiber Fabry-Perot Scanning Interferometer is a lensless, plane Fabry-
nnnnPerot interferometer with a single-mode fiber waveguide between two highly reflective multi-
nnnnlayer mirrors that are deposited directly onto optical fibers. The cavity consists entirely of fiber
nnnnwaveguide, permitting an extremely wide range of possible Free Spectral Ranges (FSRs), and
nnnnno alignment or mode-matching is required.
nnnnWavelength scanning is achieved by axially straining a short section of fiber inside the cavity
nnnnusing a stacked piezoelectric actuator. Scanning frequencies to 100 Hz and higher can provide
nnnndirect measurement of transient optical phenomenon such as laser chirp and jitter. Stable and
nnnnrepeatable scanning over longer periods of time can provide direct measurement of slowly
nnnnvarying optical phenomenon such as laser drift.
nnnnFor driving the FFP-SI, the FFP Controller (FFP-C) provides simple electrical signals for wave-
nnnnlength scanning and wavelength selection in either open or closed-loop mode. Many spectral
nnnnmeasurements can be made using only an FFP-SI, FFP-C and oscilloscope. Also the FFP-SI can
nnnnbe cascaded with other FFP-SIs or FFP-TFs to provide ultra-high finesse values.
nnnnIn general, FFP-SIs are sensitive to the input polarization of the optical signal. Since polariza-
nnnntion properties of the FFP-SI are stable, an input polarization controller can be used to tune to
nnnnone polarization or to perform polarization analysis.
nnnnm
nnnnTUNED Products displaying the "Micron Optics Tuned" logo include Micron Optics tunable technologies insuring high quality and performance.
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