HP 5528A User Manual

Model 5528A
Siraig ilin ess Mea surements (Along A Horizontal Axis)
10 - 10
8. Remove the target from Ihe Interferometer.
9. Select the large aperture for the La se r H ead 's exit por I.
10. ROlat e the Interferometer's bezel unlillh e bezel's sc rib e line is orie nted 90 degre es to th e
slo
tt ed ope nin g in the St raig htne ss Reflecto r. ( See Figure 10-5.) T wo beams sho uld now
c ome o ut of the Interferometer , in a plane perpendicular to the slotted ope nin g in the
Reflector.
_ SCAIBE LINE
6\
~ ~
10774A OR 10775A
STAAIGHTNESSINTERFEROMETER
Figure 10-5. Im erferomc l er Bezel - Scribe Line
11 . Po sition the Reflector within 100 mm (4 inch es) for Sho rt Rang e mea su rements or 900 mm ( 36
inch es ) for Long Range meas ur ements of the Interferometer.
Position the Reflect or so thai the two daIS resulting from step " 10 " are oriented along the
junction of the Straightness Reflector 's mirror s and are symmetri cal about the mirror s' slotted
opening.
( See Figure 10-6.)
Figure 10 -6. Inili,,/ Positioning of R. ef/eclar

HP 5528A Specifications

General

Brand	HP
Model	5528A
Category	Measuring Instruments
Language	English