9
Fig. B: Secondary Mirror Assembly. (1) Spider Vanes; (2) Tilt Screws;
(3)Secondary Mirror Holder.
Fig. C: Underside of rear mirror tube (primary
mirror housing): (20) Collimation Adjustment
Screw; (21) Collimation Lock Screw
Fig. E: Some models come with knobs
instead of screws. Use the black knobs to
adjust collimation and the white knobs to
lock collimation.
Face-on view Edge-on view
1
3
2
- 9 -
Fig. A: Newtonian Reflecting Telescope. (1) Spider Vanes; (2) Secondary Mirror; (3) Parabolic Primary Mirror; (4) Primary Mirror Hex Screws;
(5) Focuser Drawtube; (6) Focused Image.
12
3
4
5
6
Looking at or near the Sun will cause irreversable damage to your eye. Do not point
this telescope at or near the Sun. Do not look through the telescope as it is moving.
bFocuser drawtube
cDiagonal mirror
dReflection of primary
mirror
eReflection of secondary
mirror (darkened due to
back lighting)
fPrimary mirror clips
gReflection of observer's eye

b c d e f g

Fig. D: The view you will see while collimating your telescope.
2)2!2!2! 2)2)