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Supplementary Performance Characteristics Specifications
Agilent 81480A and 81680A, 40A, 82A, 42A, & 89A Tunable Laser Modules User’s Guide, Sixth Edition 55
Continuous Sweep (Agilent 81680A/40A/82A/42A)
Tuning velocity adjustable to: 40 nm/s, 5 nm/s, 0.5 nm/s.
Mode-hop free span:
• Agilent 81480A:
1420 - 1470 nm at flat output power ≥ 0 dBm
• Agilent 81680A/82A:
1520 - 1570 nm at flat output power ≥ 3 dBm
• Agilent 81640A:
Any 50 nm within 1520 - 1620 nm at flat output power ≥ 0 dBm
• Agilent 81642A:
Any 50 nm within 1520 - 1620 nm at flat output power ≥ 2 dBm
Ambient temperature within +20°C and +30°C.
Stepped Mode (Agilent 81680A/40A/82A/42A)
Full instrument performance (Agilent 81680A/40A/82A/42A).
Please note that the laser is turned off for 3 µs after each wavelength
tuning in the range 1620-1640nm (Agilent 81640A only).
General
Output Isolation (typ.):
50 dB (for Agilent 81689A: 38 dB)
Return loss (typ.):
60 dB (options 022, 072);
40 dB (options 021, 071).
Polarization Maintaining Fiber (Options 071, 072):
Fiber type: Panda.
Orientation: TE mode in slow axis, in line with connector key.
Extinction Ratio: 16 dB typ.
Laser Class:
Class IIIb according to FDA 21 CFR 1040.10,
Class 3A according to IEC 825 - 1; 1993.