 |
Celestron
NexStar 8i Schmidt-Cassegrain
 |
Optical
Design |
8"
Schmidt-Cassegrain |
Focal
Length |
2032mm
f/10 |
| Finderscope |
Starpointer |
Mount |
Altazimuth,
Fork Arm |
| Motor
Drive |
Integrated
Dual Axis Servo |
| Eyepiece |
1-1/4"
-25mm Plossl (81x) |
| Star
Diagonal/Erect Image Eyepiece |
1-1/4" |
| Hand
Control |
Electronic
Hand Control |
| Slew
Speeds |
Six
slew speeds |
|
Tracking
Modes |
Alt-Az,
EQ North, EQ South, Off |
 |
Highest
Useful Magnification |
480x |
Lowest
Useful Magnification |
29x |
|
Limiting
Stellar Magnitude |
14 |
|
Resolution:
Rayleigh |
.68
arcseconds |
|
Dawes
Limit |
.57
arcseconds |
|
Photographic
Resolution |
200
lines/mm |
|
Light
Gathering Power |
843x
unaided eye |
|
Field
Of View: standard eyepiece |
.63
degree |
|
Linear
FOV (@1000 yd.) |
33
ft. |
|
Secondary
Mirror Obstruction |
2.5"
(10% by area,
31% by diameter) |
|
Optical
Coatings |
StarBright
Coating |
|
Optical
Tube Length |
17" |
|
Power
Requirements |
12VDC
1.5A |
|
Telescope
Weight |
24
lb. |
|
 |
