10
HD400 and HB400 Operator ’ s Manual
5. Check that the DRO screen shows a display.
6. Switch on the profile illumination and turn the focus (Z-axis) handwheel to bring the workpiece into focus. Check that the screen image is satisfactory.
7. Switch on the surface illumination, and check that the fibre optic light guides are lit; (HD400: three guides, HB400: two guides).
8. Release the latch block on the X-axis slide, check that the slide moves freely, and apply the latch. 9. Operate the X and Y axis controls and check that the workstage moves freely: (projectors with manual workstage controls: X and Y axis handwheels, projectors with motorised workstage drive: joystick).
4 Description of Equipment
(Figure 4)
The Starrett HD400 and HB400 Optical Projectors are designed for 2- dimensional optical measurement of profiles and surface features of parts.
Fig.4 (HB)
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