Celestron Astronomical Deluxe 80 EQ Telescope With Tripod Easy Setup 81048
Optical Design
Reflector
Aperture (mm)
80 mm (3.15 in)
Focal Length (mm)
900 mm (35 in)
Focal Ratio
11.25
Eyepiece (mm)
4mm(225x), 10mm(90X)
Magnification
225x, 90x
Barlow Lens
3 x
Finderscope
5x24
Star Diagonal
1.25" Erect Image Diagonal
Mount
German Equatorial
Tripod
Stainless Steel
Weight (lbs)
24.25 lbs (11 kg)
Highest Useful Magnification
189 x
Lowest Useful Magnification
11 x
Limiting Stellar Magnitude
12
Resolution (Rayleigh)
1.73 arc seconds
Photographic Resolution
162 line/mm
Light Gathering Power
131 x
Angular Field of View (deg)
1.2 °
Linear Field of View (@1000m)
18.59m@1000m
Optical Coatings
Multi-coated
Optical Tube Length
38 in (965 mm)