The ETX 90/125 Telescope - Key Features
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1. Focus knob
2. Rear photo port
3. Eyepiece holder
4. Eyepiece
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6. Eyepiece holder thumbscrew
Figure 12: ETX 90/125 Right Side
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7.
8. Optical tube
9. Dust cover (not visible)
10. Vertical lock knob
11. Fork arm
12. Computer control panel
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