Newtonian collimation views as seen through the focuser using the collimation cap

Primary mirror needs

Secondary mirror needsadjustment adjustment

Secondary

Mirror

Both mirrors aligned with the collimating cap in the focuser.

Primary

Mirror Clip

Mirror

Both mirrors aligned with your eye looking into the focuser.

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Image 45
Celestron OMNI XLT 102 manual Both mirrors aligned with your eye looking into the focuser