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Power stability, linewidth, beam quality

TEM-F-1625DFB1625 nm infrared CW laser

1625 nm

TEM-F-1625DFB is a 1625 nm CW laser. Used for spectrum analysis, measurement, communication, measurement sensor. Laser. Key specifications: output / average power 1~5 mW. View specifications, datasheet and enquiry options from Precisometer.

Specifications

TEM-F-1625DFB

2 specification rows

Wavelength1625 nm
Output / average power1~5 mW
Beam / notesLaser

Series-level technical context

Engineering context for a thin CW Lasers record

This model has no standalone PDF and only a small number of model-specific rows. The values below are traceable context from 12 wavelength-near cw lasers records; they define the parameters to qualify, but are not substituted for an order-specific datasheet.

Typical operating fields in the series

  • Output / average power: 1~5 mW
  • Output / average power: 1~20 mW
  • Output / average power: 1~15 mW
  • Power stability (rms, 4 hours±3℃): <5%, <3%

Beam-quality tolerance context

Nearby series records state Beam divergence, full angle (mrad): <3. These are series context, not guaranteed values for TEM-F-1625DFB; confirm them on the order-specific datasheet.

Optical integration schematic

  1. Step 1Laser head and temperature-stabilized base
  2. Step 2Safety shutter and optional optical isolator
  3. Step 3Beam steering, expansion or fiber-launch optics
  4. Step 4Experiment input with wavelength-matched coatings

Application context

Why this design is used

Applications named on a datasheet for this product line, interpreted against this model’s listed wavelength and beam data.

Spectrum analysis

TEM-F-1625DFB: 1625 nm emission sets the excitation and detector-band choice for Spectrum analysis; linewidth and wavelength stability determine how cleanly weak spectral features can be separated from the laser line.

Measurement

TEM-F-1625DFB: Measurement benefits from a stable, focusable source. 1625 nm emission fixes the compatible coatings and detector response, while M², divergence and pointing stability should be confirmed for the intended beam path.

Communication

TEM-F-1625DFB: 1625 nm emission must sit inside the fiber-component passband used for Communication; connector polish, fiber mode, linewidth and back-reflection tolerance should be specified as one optical interface.

Measurement Sensor

TEM-F-1625DFB: Measurement Sensor benefits from a stable, focusable source. 1625 nm emission fixes the compatible coatings and detector response, while M², divergence and pointing stability should be confirmed for the intended beam path.

Need this configured?

Share wavelength, operating mode, output power or pulse energy, linewidth or pulse width, delivery, control, and safety requirements and we will qualify the matching configuration and lead time.

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Model selection

Nearby series comparison

Compare TEM-F-1625DFB with the closest available models in the CW Lasers family. Confirm option-dependent values on the final configuration before ordering.

Selection parameterTEM-F-1625DFB (current)MDL-III-1625DFB-SMTEM-F-1627DFB
Wavelength1625 nm1625 nm1627 nm
Optical power / pulse energy1~5 mW1~5 mW1~5 mW
Operating mode / pulse widthConfirm for this modelConfirm for this modelConfirm for this model
Beam qualityConfirm for this modelConfirm for this modelConfirm for this model