Orion #9816, #9950, #9918 Specifications, SkyQuest XT6 IntelliScope, SkyQuest XT8 IntelliScope

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, achromat, cross- hair. 7° field of view

Eyepiece rack: Holds three 1.25" eyepieces

Mirror coatings: Aluminum with SiO2 overcoat

Minor axis of secondary mirror: 34.5mm

Optical tube weight: 20.9 lbs.

Base weight: 13.5 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: Rack-and-pinion. 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, achromat, cross- hair, 5° field of view

Eyepiece rack: Holds three 1.25" eyepieces and one 2" eye- piece

Mirror coatings: Aluminum with SiO2 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: Rack-and-pinion. 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, achromat, cross- hair. 5° field of view

Eyepiece rack: Holds three 1.25" eyepieces and one 2" eye- piece

Mirror coatings: Aluminum with SiO2 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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