Agilent Technologies 81640A Manual de usuario descargar pdf (Pagina 7)

81642A Tunable Laser

Agilent 81642A

Wavelength range 1510nm to 1640mn

Wavelength resolution 0.1 pm, 12.5 MHz at 1550 nm

Mode-hop free tuning range Full wavelength range

Absolute wavelength accuracy

[1] [2]

±0.015nm

Relative wavelength accuracy

[1] [2]

±7 pm, typ. ±3 pm

Wavelength repeatability

[2]

±1 pm, typ. ±0.5 pm

Wavelength stability

[2]

< ±1 pm (typ., 24 h at const. temp.)

Tuning speed (typ. for a 1/10/100 nm step) 400ms/600ms/2.8s

Linewidth (typ.), coherence control off

Effective linewidth (typ.), coherence control on

100 kHz

> 50 MHz (1520-1620 nm, at maximum flat output power)

Output power (continuous power during tuning)

[3]

for #003

≥ +7 dBm peak typ.

≥ +6 dBm (1560 -1610 nm)

≥ +4 dBm (1530 -1610 nm)

≥ +2 dBm (1520 -1620 nm)

≥ - 3 dBm (1510 -1640 nm)

reduced by 1.5dB

Minimum output power

[3]

with option #003

-3 dBm

-4.5 dBm (60-dBm in attenuation mode)

Power stability

[8]

±0.01 dB, 1 hour, typ. ±0.03 dB, 24 hours

Power repeatability (typ.) ±0.01 dB

Power linearity

[3]

±0.3 dB

Power flatness versus wavelength

[3]

±0.3 dB, typ. ±0.15 dB

Side-mode suppression ratio (typ.)

[4] [7]

≥ 40 dB (1530 – 1610 nm)

Signal to source spontaneous emission ratio

[5] [7]

≥45 dB/nm (1530 –1620 nm)

≥40 dB/nm (1520 – 1620 nm)

≥35 dB/nm (1510 –1640 nm)

Signal to total source spontaneous emission ratio (typ.)

[6] [7]

≥ 27 dB

(typ.,1530 – 1610 nm)

Relative intensity noise (RIN, typ.)

[7]

-145 dB/Hz (1530 – 1610 nm)

[1]

Valid for one month and within a ±5 K temperature range after automatic wavelength zeroing.

[2]

At CW operation. Measured with wavelength meter based on wavelength in vacuum.

[3]

Option#003: built-in optical attenuator.

[4]

Measured by heterodyning method.

[5]

Measured with optical spectrum analyzer at 1 nm resolution bandwidth.

[6]

Measured with optical spectrum analyzer.

[7]

Output power as specified per wavelength range.

[8]

Warm up time: 1 hour

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Agilent Technologies 81640A Manual de usuario Pagina 7

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