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FIGURE 2: FOCUSER ASSEMBLY
23. Coarse focus knob
24. Fine focus knob
25. Tension knob
26. Focuser draw tube
27. 2" to 1.25" eyepiece adapter
28. Eyepiece lock thumbscrew (1.25" & 2")
28
26
(not visible)
23
FIGURE 3: PRIMARY MIRROR
ASSEMBLY
35. Parabolic primary mirror
36. Collimation adjustment knobs (with springs)
37. Collimation lock knobs (without springs)
38. Fan
39. Fan power connector
36
37
38
39
27
28
25
24
35
36
37
FIGURE 4: AZIMUTH BEARING
ASSEMBLY
29. Center bearing bushing
30. Large roller bearing plates (2)
31. Larger roller bearing
32. Small roller bearing
33. Washers (3)
34. Adjustment bolt
16
30
31
30
29
16
20
FIGURE 5: SECONDARY MIRROR
ASSEMBLY
40. Secondary mirror
41. Collimation adjustment screws (3)
42. Vertical adjustment
43. Spider vane
44. Spider vane centering nuts(4)
41
43
34
32
33
42
41
40
44
5
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