10
Keysight DFB Laser Source Module User’s Guide
1
Getting Started with DFB Laser Sources
Initial Safety Information for Laser Source Modules
The laser sources specified by this user guide are classified according to
IEC 60825- 1 (2007).
The laser sources comply with 21 CFR 1040.10 except for deviations
pursuant to Laser Notice No. 50, dated 2007- June- 24.
Table 1
DFB Laser Source Modules Laser Safety Information
Laser Safety Labels
Laser Class 1M
Figure 1
Laser Class 1M Safety Label - Keysight 81663A
Keysight 81663A
Laser type
CW DFB Laser
with built-in isolator
Wavelength (±15nm)
1300 to 1650 nm
see display
Max. CW output power*
<28 mW
Beam waist diameter
9
μ
m
Numerical aperture
0.1
Laser Class according to
IEC 60825-1 (2007)
1M
Max. permissible CW output power
163 mW
* Max. CW output power is defined as the highest possible optical power that the
laser source can produce at its output connector.
