Keysight 81630B
Sensor element
InGaAs
Wavelength range
970 nm to 1650 nm
Power range
–70 dBm to +28 dBm
Applicable fiber type
Standard SM and MM up to 100 μm core size, NA ≤ 0.3
Uncertainty (accuracy)
at reference conditions1
±3.0% for 1255 nm to 1630 nm
at 980 nm ±3.5%
(add ±0.5% per nm if 980 nm is not the center wavelength)
at 1060 nm ±4.0%
(add ±0.6% per nm if 1060 nm is not the center wavelength)
Total uncertainty2,8
±5% ±1.2 nW (1255 nm to 1630 nm)
at 980 nm ±5.5% ±1.2 nW
(add ±0.5% per nm if 980 nm is not the center wavelength)
at 1060 nm ±6.0% ±1.2 nW
(add ±0.6% per nm if 1060 nm is not the center wavelength)
Relative uncertainty:
- due to polarization3
- spectral ripple
(due to interference)4
< ±0.01 dB
< ±0.005 dB
Linearity (power):5
- at 23 °C ±5 °C
- at operating temp. range
CW –50 dBm to +28 dBm
(970 nm - 1630 nm)
≤ ±0.05 dB8
≤ ±0.15 dB8
Return loss7
> 55 dB
Noise (peak to peak)6
< 1.2 nW (1255 nm - 1630 nm)
Averaging time (minimal)
100 μs
Analog output
Included
Maximum safe input power
+28.5 dBm
Dimensions (H x W x D)
75 mm x 32 mm x 335 mm (2.8” x 1.3” x 13.2”)
Weight
0.6 kg
Recommended recalibration period
2 years
Operating temperature
0 °C to +35 °C
Humidity
Non-condensing
Warm-up time
20 min
