Secondary mirror holder with
4-vane spider (not visible)
Navigation knob
Right side panel
Front brace
Handle
Top baseplate
Ground baseplate
2
Figure 1.
The SkyQuest XT12 Classic Dobsonian.
Finder scope
Finder scope bracket
Eyepiece
Focuser
Optical Tube
Altitude side bearing
CorrecTension (XT)
Friction Optimization
System
Eyepiece rack
Primary mirror cell
Left side panel
Foot (3)