The Keysight (Agilent) 86122A Multi-Wavelength Meter is a high-performance optical wavelength meter optimized for developing, manufacturing, and verifying optical components and networks. It provides accurate measurement of wavelength and power across a broad range of laser sources, featuring a built-in HeNe laser wavelength standard for exceptional absolute wavelength accuracy.

Specifications

General

ParameterValue
InterfacesGPIB (IEEE-488), LAN, USB, VGA, Parallel
Display6.4-inch color TFT LCD touchscreen

Physical

ParameterValue
Power Supply100 to 240 V AC, 50/60 Hz
Operating Temperature+15 °C to +35 °C
Dimensions (W×H×D)325 mm × 140 mm × 430 mm
Weight9 kg

Optical Performance & Measurement Specifications

ParameterValue
Wavelength Range1270 to 1650 nm
Wavelength Accuracy±0.3 pm
Power Measurement Range-40 to +10 dBm
Maximum Safe Input Power+18 dBm
Wavelength Resolution0.1 pm (0.01 GHz)
Absolute Power Accuracy±0.5 dB
Relative Power Accuracy (Linearity)±0.03 dB
Polarization Dependence (PDL)±0.15 dB
Tuning / Sweep Speed (Scan Time)< 0.5 s
Optical Return Loss> 35 dB
Reference SourceBuilt-in HeNe laser wavelength standard

Multi-Wavelength & Analysis Functions

ParameterValue
Advanced Measurement ApplicationsDrift, OSNR, Data Logging, FP Laser Characterization
Minimum Channel Spacing15 GHz (approx. 120 pm at 1550 nm)

Optical Port & Fiber Compatibility

ParameterValue
Fiber Type Compatibility9/125 µm single-mode
Optical Connector Interface OptionsExchangeable connector adapters (FC/APC, FC/PC, SC, ST, HMS-10)

Power Specifications

ParameterValue
Power Supply TypeAC
Maximum Power Consumption150 VA
Input Line Frequency50 / 60 Hz
Input AC Voltage Range100 V to 240 V AC

Environmental & Warm-up

ParameterValue
Storage Temperature Range-40 °C to +70 °C
Operating Temperature for Specified Accuracy+15 °C to +35 °C

Physical Characteristics & Compliance

ParameterValue
Form FactorBenchtop

Wavelength Accuracy

ParameterValue
Relative Wavelength Accuracy±0.15 pm

Power Measurement

ParameterValue
Power Display Resolution0.01 dB

Measurement Capacity

ParameterValue
Maximum Number of Laser Lines100

Performance

ParameterValue
Warm-up Time15 min

Optical Performance

ParameterValue
Maximum Laser Linewidth200 GHz (at 1550 nm)
Close-in Dynamic Range (at ±30 GHz / ±0.24 nm)30 dB
Close-in Dynamic Range (at ±60 GHz / ±0.48 nm)35 dB

Environmental

ParameterValue
Maximum Operating Altitude2000 m

System & Software

ParameterValue
Command CompatibilitySCPI

Technology

Michelson Interferometer

Applications

Optical Wavelength and Power Measurement