Appendix A - Technical Specifications - Celestron NexStar 80 Instruction Manual
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Also See for NexStar 80:
- User manual (241 pages) ,
- Instruction manual (50 pages) ,
- Owner's manual (16 pages)
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APPENDIX A - TECHNICAL SPECIFICATIONS
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Design
Aperture
Focal Length
F/ratio of the Optical System
Optical Coatings
Highest Useful Magnification
Resolution: Rayleigh Criterion
Dawes Limit
Light Gathering Power
Field of View: Standard Eyepiece
Linear Field of View (at 1000
yds)
Eyepiece Magnification:
Optical Tube Length
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Input Voltage
Batteries Required
Power Supply Requirements
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Motor: Type
Resolution
Slew speeds
Hand Control
NexStar 60mm
NexStar 80mm
Refractor
Refractor
60mm
80mm
700mm
900mm
12
11
Fully Coated
Fully Coated
175x
189x
2.31 arc seconds
1.73 arc seconds
1.93 arc seconds
1.45 arc seconds
73x unaided eye
131x unaided eye
1.6º
1.3º
84feet
66 feet
28x (25mm)
36x (25mm)
78x (9mm)
100x (9mm)
28 inches
34 inches
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DC Servo motors with encoders, both axes
.26 arc sec
Nine slew speeds: 4º /sec, 2º /sec, 1º/sec, .5 /sec, 32x, 16x, 8x, 4x, 2x
NexStar 102mm
Refractor
102mm
660mm
6.5
Multi Coated
240x
1.36 arc seconds
1.14 arc seconds
212x unaided eye
1.7º
91 feet
26x (25mm)
73x (9mm)
23 inches
12 V DC Nominal
8 AA Alkaline
12 VDC-750 mA (Tip positive)
34
NexStar 114mm
NexStar 130mm
Reflector
Reflector
114mm
130mm
1000mm
650mm
9
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Aluminum
Aluminum
269x
306x
1.21 arc seconds
1.06 arc seconds
1.02 arc seconds
.89 arc seconds
265x unaided eye
345x unaided eye
1.1º
1.7º
59 feet
91 feet
40x (25mm)
26x (25mm)
111x (9mm)
62x (9mm)
19 inches
21 inches
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