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Fiber Fabry-Perot Scanning Interferometers, FFP-SI

Fiber Fabry-Perot Scanning Interferometers, FFP-SI

Fiber Fabry-Perot Scanning Interferometers, FFP-SI

Product catalog summary
Applications
  • Ultra High Resolution Laser Analysis: Includes linewidth, mode structure and stability, wavelength chirp, jitter, and drift.
  • Ultra High Resolution Spectroscopy: Used for chemical analysis and examining emission or absorption lines.
  • Laser Mode Control and Selection: Involves tunable fiber lasers and polarization analysis.
Description

The Micron Optics FFP-SI Fiber Fabry-Perot Scanning Interferometer is a lensless, plane Fabry-Perot interferometer. It uses a single-mode fiber waveguide between two highly reflective multi-layer mirrors deposited directly onto optical fibers. The cavity is entirely fiber waveguide, allowing a wide range of Free Spectral Ranges (FSRs) without requiring alignment or mode-matching.

Wavelength scanning is achieved by axially straining a short section of fiber inside the cavity using a piezoelectric actuator. This allows scanning frequencies up to 100 Hz for measuring transient optical phenomena like laser chirp and jitter, and stable scanning for phenomena like laser drift.

The FFP Controller (FFP-C) provides electrical signals for wavelength scanning and selection in open or closed-loop mode. The FFP-SI can be cascaded with other devices for ultra-high finesse values. It is sensitive to input polarization, which can be controlled for polarization analysis.

Features
  • High direct optical resolution
  • Low fiber-to-fiber insertion loss
  • Convenient wavelength locking
  • No alignment required
  • Small footprint and shock resistant
  • Wavelength ranges from 800 to 1600 nm
Specifications
  • Optical Properties: Operating wavelength range of 800 - 1640 nm, Free Spectral Range of 0.01 - 5.5 GHz, 3dB Bandwidth of 1 - 550 MHz, Standard Finesse Values up to 1000, Insertion Loss < 3 dB, Input Power < 100 mW for finesse = 200.
  • Mechanical Properties: Dimensions vary with FSR, weight ranges from 31 g to 100 g, includes mounting holes and cable specifications.
  • Electrical Properties: Tuning Voltage/FSR < 12 V, Capacitance < 3.0 µF, Slew Rate < 10 V/ms, Maximum Tuning Voltage 70 V.
Ordering Information

Includes options for various connector types and specifications for wavelength band, bandwidth, finesse, and insertion loss.

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Catalog excerpts

Fiber Fabry-Perot Scanning Interferometers, FFP-SI-1

ooooo oooooc Fiber Fabry-Perot Scanning Interferometer | FFP-SI • Ultra High Resolution Laser Analysis • Mode Structure and Stability • Wavelength Chirp • Ultra High Resolution Spectroscopy • Chemical Analysis • Emission or Absorption Lines • Laser Mode Control and Selection • Tunable Fiber Lasers • Polarization Analysis High direct optical resolution Low fiber-to-fiber insertion loss Convenient wavelength locking Small footprint Shock resistant Wavelength ranges from 800 to 1600 nm The Micron Optics FFP-SI Fiber Fabry-Perot Scanning Interferometer is a lensless, plane Fabry- Perot interferometer with a single-mode fiber waveguide between two highly reflective multi- layer mirrors that are deposited directly onto optical fibers. The cavity consists entirely of fiber waveguide, permitting an extremely wide range of possible Free Spectral Ranges (FSRs), and no alignment or mode-matching is required. Wavelength scanning is achieved by axially straining a short section of fiber inside the cavity using a stacked piezoelectric actuator. Scanning frequencies to 100 Hz and higher can provide direct measurement of transient optical phenomenon such as laser chirp and jitter. Stable and repeatable scanning over longer periods of time can provide direct measurement of slowly varying optical phenomenon such as laser drift. For driving the FFP-SI, the FFP Controller (FFP-C) provides simple electrical signals for wave- length scanning and wavelength selection in either open or closed-loop mode. Many spectral measurements can be made using only an FFP-SI, FFP-C and oscilloscope. Also the FFP-SI can be cascaded with other FFP-SIs or FFP-TFs to provide ultra-high finesse values. In general, FFP-SIs are sensitive to the input polarization of the optical signal. Since polariza- tion properties of the FFP-SI are stable, an input polarization controller can be used to tune to one polarization or to perform polarization analysis. TUNED Products displaying the "Micron Optics Tuned" logo include Micron Optics tunable technologies insuring high quality and performance.

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Fiber Fabry-Perot Scanning Interferometers, FFP-SI-2

oooo oooo Fiber Fabry-Perot Scanning Interferometer FFP-SI Specifications FFP-SI 1. Each useful spectral range defined by mirror pass band. 2. Measurable bandwidth is limited by laser linewidth used for device characterization. 3. Typical value; final value depends on Free Spectral Range and Finesse. 4. Maximum input power level depends on finesse value. Generally, the higher the finesse, the lower the maximum input power level. Ordering Information FFP-SI-wwww-bbbuffff-i.i (Example: FFP-SI-1550-040G200-2.5) 060 FC/SPC Connectors (Fusion Spliced) 061 FC/APC Connectors (FusionSpliced) 062 SC/SPC...

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