PerkinElmer Spotlight 400 Series, User Manual

Page: 68 / 120

68 . Spotlight 400 Series User’s Guide
Figure 22 Location of the dovetail connector behind the stage
To refit the lower cassegrain after use
1. If necessary, refit the dovetail connector using the fixing screws.
2. Raise the stage using the
Z
-control on the joystick to its highest position.
3. Click
Zero
on the Control dialog.
4. Slide the cassegrain assembly back into the dovetail connector, as far as it goes.
NOTE: To make replacement easier, pull the locking lever gently.
5. Tighten the locking lever.
6. Make sure that the cassegrain is correctly seated.
7. Place the gaiter over the cassegrain if the purge facility is required.