Celestron NexStar EVOLUTION 12091 Gebrauchsanweisung - Seite 12
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Appendix A: Specifications
Mount
Mount Type
Worm Gears
Worm Wheels
Internal Battery
Max Power Consumption
Min Power Consumption
AUX Ports
USB Charge Port
Power Input Port
Included Power Supply
NexStar Evolution 6 Telescope
Optical Design
Aperture
Focal Length
Focal Ratio
Focal Length of Eyepiece 1
Focal Length of Eyepiece 2
Magnification of Eyepiece 1
Magnification of Eyepiece 2
Finderscope
Star Diagonal
HIghest Useful Magnification
Lowest Useful Magnification
Limiting Stellar Magnitude
Resolution (Rayleigh)
Resolution (Dawes)
Light Gathering Power (Compared to human eye)
Secondary Mirror Obstruction
Secondary Mirror Obstruction by Area
Secondary Mirror Obstruction by Diameter
Optical Coatings
Optical Tube Length
22 I
Computerized Altitude-Azimuth
Brass worm gears with ball bearings
Stainless steel 146mm diameter, 180 teeth
9 .6V, 4 .5Ah lithium iron phosphate battery (LiFePO4)
Up to 4 .5A with optional power supply if battery charge,
USB charge port, and telescope are used simultaneously .
0 .0001A
4 AUX ports, compatible with NexStar+ Hand Control,
StarSense AutoAlign and other accessories .
5V, Max Output 2 .0A
12VDC, tip positive, accepts up to 5 .0A of current
USA, EU, UK, and AU Input Plugs included, 12VDC 2 .0A
output
Schmidt-Cassegrain
150 mm
1500 mm
10
40 mm
13 mm
38x
115x
StarPointer, uses 3V CR2032 lithium button battery
1 .25"
354x
21x
13 .4
0 .93 arc seconds
0 .77 arc seconds
459x
2 .2 in
14%
37%
StarBright XLT
16 in
NexStar Evolution 8 Telescope
Optical Design
Aperture
Focal Length
Focal Ratio
Focal Length of Eyepiece 1
Focal Length of Eyepiece 2
Magnification of Eyepiece 1
Magnification of Eyepiece 2
Finderscope
Star Diagonal
HIghest Useful Magnification
Lowest Useful Magnification
Limiting Stellar Magnitude
Resolution (Rayleigh)
Resolution (Dawes)
Light Gathering Power (Compared to human eye)
Secondary Mirror Obstruction
Secondary Mirror Obstruction by Area
Optical Coatings
Optical Tube Length
Schmidt Cassegrain
203 .2 mm
2032 mm
10
40 mm
13 mm
51x
156x
StarPointer, uses 3V CR2032 lithium button battery
1 .25"
480x
29x
14
0 .69 arc seconds
0 .57 arc seconds
843x
2 .5 in (64 mm)
9 .77%
StarBright XLT
17 in
I 23