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Adjustment / Calibration
Humphrey Field Analyzer II - i
Confidential and Proprietary
Field Service Guide
4 - 46
52235C1105
FIGURE 4-18. Applying RTV to Camera Lens
4.9.8
IR LED Alignments
Purpose
This procedure is used to align the Reflex LED and the Bowl IR LEDs.
Special Tools/Equipment Required
P
Tool Stand
P
Fake Eye
Prerequisites
Before starting IR LED Alignments, verify the following:
1)
Check/adjust the trial lens holder (Section 4.9.6).
2)
Check/adjust camera focus (Section 4.9.7).
3)
Check/adjust camera size/position (Sections 4.8.6.1 and 4.8.6.2).
Reflex LED Alignment
Note
The Reflex LED Alignment must be performed whenever the Fixation
PCB is removed or the camera mount is loosened from the bowl
assembly.
1)
Dim the room lights and turn down the brightness on the CRT (this greatly improves
your ability to distinguish small differences in illumination in the CRT image).
Summary of Contents for humphrey HFA II-i series
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Page 424: ...Page 4 FA2i 013A PROPRIETARY and CONFIDENTIAL...
Page 502: ...FA2i 041 Page 3 Figure 2 Press rectangle in Top Left corner...
Page 516: ...Page 2 FA2i 046 Figure 1 Glass Film Wedge Detectors P N 67417 Note Spacing Washer Placement...
Page 517: ...FA2i 046 Page 3 Figure 2 Y Motor Turret Detector P N 67418 Note Spacing Washer Placement...