29
Specifications
Specifications
Source element
Type . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . FP laser
Laser Class . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Wavelength . . . . . . . . . . . . . . . . . . . . 1310
±
typ. 20 nm
1550
±
20 nm
Spectral half power bandwidth (FWHM)
1310 nm . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . <7 nm
1550 nm . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . <7 nm
Source output
Optical connectors . . . . .OLS-6/FC/PC:
2 x FC-PC
OLS-6/FC/APC: 2 x FC-APC
OLS-6/SC/PC:
2 x SC-PC
OLS-6/SC/APC: 2 x SC-APC
Output power level
1)
Unmodulated light mode (CW) . . . . -7 dBm
±
typ. 1 dB
Modulated . . . . . . . . . . . . . . . . . . . . . . . . . typ. -10 dBm
1
Reference condition: 9/125
µ
m fiber, 23 °C
±
3 °C
Power level stability
Short-term stability (after 30 min)
15 min, 10 °C to +55 °C,
∆
T =
±
3 °C . . . . . . . . . . . . . . . . . . . . . . . . . . .
±
0,02 dB
Long-term stability (after 15 min)
8 h, -10 to +55 °C,
∆
T =
±
3 °C . . . . . . . . . . . . . . . . . . . . . . . . . . .
±
0,02 dB
Modulation
Modulation frequencies . . . . . . . .270 Hz, 1 kHz, 2 kHz
Waveform. . . . . . . . . . . . . . . . . . . . Squarewave (1 : 1)
Modulation factor . . . . . . . . . . . . . . . . . . . . . . . . . 100%
Modulation reduces the average output power level by
about 3 dB compared to unmodulated light.
Summary of Contents for BN 2255/02
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Page 11: ...9 Laser class Laser class ...
Page 34: ...32 Device versions accessories Notes ...
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Page 39: ...ABC ddd 37 Figure OLS 6 FC PC jack type FC PC For comments see page 12 ff ...
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