4 Agilent 5517B/BL/C/D/DL/FL User’s Guide
1 General Information
1
The maximum velocities apply to measurements made using linear or single pass interferometers, and the
Agilent
E1708A or E1709A receivers.
2
These specifications are for standard laser heads.
Tab le 1 Summary of the laser head major operating characteristics
Agilent Model Maximum
Velocity
1
Reference Frequency Beam Ou tput Power
2
Beam
Height
Vented for
Forced-Air Head
Dissipation
5517B 500 mm/s 1.9 MHz to 2.4 MHz Min: >120 µW
Max: 1 mW
79.5 m m No
5517BL 500 mm/s 1.9 MHz to 2.4 MHz Min: >120 µW
Max: 1 mW
80.8 m m Yes
5517C 711 mm/s 2.4 MHz to 3.0 MHz Min: >180 µW
Max: 1 mW
79.5 m m No
551 7D 100 0 mm/s 3.4 M Hz to 4.0 MHz M in : >180 µW
Max: 1 mW
79.5 m m No
551 7DL 1200 mm/s
≥
4.4 MHz Min : 180 µW
Max: 1 mW
After 3 yrs: >120 µW
80.8 m m Yes
551 7FL 2000 mm/s 7.0 MHz Min : >65 µ W
Max: 1 mW
After 3 yrs: >50 µW
80.8 m m Yes
Tab le 2 Laser head mechanical and electronic assembly summary
Agilent Model Serial Number Cover A3 Controller/Reference Assembly
5517FL All One-piece 05517-60032
5517DL All One-piece 05517-60031
All other s US441 0 an d above One -pie ce 0551 7-60 031
Bel ow US4 410 Two-piece 0551 7-60 003