Anritsu MT9812B, Руководство по эксплуатации, Страница: 32 / 144

Section 2 Specifications
2-4
Specifications of Units (DFB-LD light sources)
Light emitting device
Specified optical frequency (wavelength) range fp
Center optical frequency*
2
Spectrum half-amplitude level*
2
Conforming fiber
Connector
Output power*
2
Laser product safety standards
Magnitude of attenuation of optical output
Inter-modulation function
Time stability (short time)*
2,
*
3,
*
4
Time stability (long time)*
2,
*
3,
*
5
Temperature stability* 2, * 3, * 6
Center optical frequency time stability (short time)* 2, * 4
Center optical frequency time stability (long time)*
2,
*
5
Variable range of optical frequency
Optical frequency setting resolution
Optical frequency accuracy*
2
Warming up time
Environmental conditions
Model name MU952601A to MU952606A
*
1
DFB-LD
186.3 to 191.6 THz (1609.19 to 1564.68 nm)* 1
fp
±
0.01 THz
30 MHz (Max.)
SM fiber (ITU-T.G. 652)
Compatible with FC-PC, ST, DIN, HMS-10/A and SC
∗
7
+7
±
1 dBm
IEC60825-1: Class 1M, 21CFR1040: Class IIIb
0.00 to 6.00 dB, 0.01 dB step
270/1 k/2 kHz, extinction ratio 13 dB (Min.)
±
0.01 dB
±
0.02 dB
±
0.25 dB
±
2 GHz (Max.) (Approximately
±
0.02 nm)
±
4 GHz (Max.) (Approximately
±
0.04 nm)
fp –60 GHz (Approximately
±
0.48 nm)
1 GHz (Approximately 0.01 nm)
≤ ±
10 GHz (at fp +60 GHz or fp
−
60 GHz setting, 25
°
C)
One hour after the optical output is turned ON
Operating temperature: 15 to 35
°
C, humidity of not greater
than 90 % (must be condensation free)
Storage temperature:
−
25 to 71
°
C, humidity of not greater
than 90 % (must be condensation free)
NOTE:
All the values for the optical frequency (wavelength) are values regis-
tered in a vacuum state.
∗
1: The wavelength is specified by the model name and option No. See the order-
ing information.
∗
2: At the time of CW light, magnitude of optical attenuation set at 0.00 dB and
the center frequency of fp. At the time of using the SM fiber (ITU-T.G.652)
and FC-PC connector.
∗
3: When the return loss viewed from the light source is 40 dB or greater.
∗
4: Temperature kept constant for five minutes
∗
5: Temperature kept constant for one hour
∗
6: Temperature kept between 15 and 35
°
C for eight hours
∗
7: A connector specified from among optical connector options is attached as a
standard feature. When no specifications are given, the FC-PC connector
(option 37) will be supplied as a standard feature.