19
in a stream of air (a “blower bulb” works great), or remove any
stray drops of water with the corner of a paper towel. Water
will run off a clean surface. Cover the mirror surface with a tis-
sue, and leave the mirror in a warm area until it is completely
dry before reassembling the telescope.
8. Specifications
SkyQuest XT6 IntelliScope
Primary mirror:150mm diameter, parabolic, center-marked
Focal length: 1200mm
Focal ratio: f/8.0
Focuser: Rack-and-pinion. 1.25" eyepieces
Altitude bearing diameter: 5.75"
Optical tube material: Rolled steel
Azimuth pad material: Teflon
Altitude bearing material: Ultra-high molecular weight
(UHMW) polyethylene
Eyepieces: 25mm & 10mm Sirius Plössl, multi-coated, 1.25"
barrel diameter
Eyepiece magnification: 48x and 120x
Finder scope: 6x power, 30mm aperture, right-angle correct-
image, achromat, cross-hair. 7° field of view
Eyepiece rack: Holds three 1.25" eyepieces
Mirror coatings: Aluminum with SiO
2
overcoat
Minor axis of secondary mirror: 34.5mm
Optical tube weight: 13.5 lbs.
Base weight: 20.9 lbs.
Tube length: 45.5"
Tube outer diameter: 7.25"
IntelliScope Computerized Object Locator: Optional
SkyQuest XT8 IntelliScope
Primary mirror: 203mm diameter, parabolic, center marked
Focal length: 1200mm
Focal ratio: f/5.9
Focuser: Crayford, accepts 2" and 1.25" eyepieces with
included adapter
Altitude bearing diameter: 5.75"
Optical tube material: Rolled steel
Azimuth pad material: Teflon
Altitude bearing material: Ultra-high molecular weight
(UHMW) polyethylene
Eyepieces: 25mm & 10mm Sirius Plössl, multi-coated, 1.25"
barrel diameter
Eyepiece magnifications: 48x and 120x
Finder scope: 9x power, 50mm aperture, right-angle correct-
image, achromat, cross-hair, 5° field of view
Eyepiece rack: Holds three 1.25" eyepieces and one 2" eye-
piece
Mirror coatings: Aluminum with SiO
2
overcoat
Minor axis of secondary mirror: 47.0mm
Optical tube weight: 20.3 lbs.
Base weight: 21.3 lbs.
Tube length: 46.5"
Tube outer diameter: 9.25"
IntelliScope Computerized Object Locator: Optional
SkyQuest XT10 IntelliScope
Primary mirror: 254mm diameter, Pyrex, parabolic, center-
marked
Focal length: 1200mm
Focal ratio: f/4.7
Focuser: Crayford, accepts 2" and 1.25" eyepieces with
included adapter
Altitude bearing diameter: 5.75"
Optical tube material: Rolled steel
Azimuth pad material: Teflon
Altitude bearing material: Ultra-high molecular weight
(UHMW) polyethylene
Eyepieces: 25mm & 10mm Sirius Plössl, multi-coated, 1.25"
barrel diameter
Eyepiece magnifications: 48x and 120x
Finder scope: 9x power, 50mm aperture, right-angle correct-
image, achromat, cross-hair. 5° field of view
Eyepiece rack: Holds three 1.25" eyepieces and one 2" eye-
piece
Mirror coatings: Aluminum with SiO
2
overcoat
Minor axis of secondary mirror: 63.0mm
Optical tube weight: 28.9 lbs.
Base weight: 26.3 lbs.
Tube length: 47.25"
Tube outer diameter: 12.0"
IntelliScope Computerized Object Locator: Optional
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