HP 5528A User Manual

Model 5528A
Alignment Te c hniques
Summary
1. Translate the Laser H ead or move the Optics \0 initially positio nlhe Optics ar ound the laser
!.Jearn ac cording to instructions given in Sec tion 6.
2.
After movement of one Optic:
a. Rotate I liit or lurn ) the la5er '-lead an y time the La s er 's beam doesn't hit the
Rel r oref l cc tor' s large t. Turn unt il t he dols line up .
...... .......
INTERFEROMET ER DOT
RETROREFLECTOR DOT
}
TURN
IN DIRECTION
OF
AETROREFLECTOR
OOT
IN DIRECTION OF
RETROREFLECTOR DOT
)
TURN
Figure 15 -5. When to Turn rhe La ser
b. Translale the
Laser HC<ld (up/ down or l eft/ righ!) any time the Int erferomete r return dot
is not in t he return port tar ge t (S ee Fi/<JlJrc 15-6). IThe Int erferome t er return dot is the one
that remains when the path betwe en the Relrorefle ctor and the Int erferomete r is
blocked.)
15 -7

HP 5528A Specifications

General

Brand	HP
Model	5528A
Category	Measuring Instruments
Language	English