 |
Celestron
Firstscope 114 EQ Newtonian Reflector
 |
Optical
Design |
114mm
(4.5") reflector |
Focal
Length |
900mm
f/8 |
|
Finderscope |
Starpointer |
Mount |
Equatorial |
|
Eyepiece |
1-1/4"
-20mm (45x) |
Eyepiece |
1-1/4"
-10mm (90x) |
|
Star
Diagonal/Erect Image Eyepiece |
n/a |
Accessory
Tray |
yes |
|
Tripod |
Aluminium |
CD
ROM |
The
Sky L1 |
 |
Highest
Useful Magnification |
269x |
Limiting
Stellar Magnitude |
12.8 |
|
Resolution:
Rayleigh |
1.21
arcseconds |
Dawes
Limit |
1.02
arcseconds |
|
Photographic
Resolution |
250
lines/mm |
Light
Gathering Power |
265x
unaided eye |
|
Field
Of View: standard eyepiece |
1.2
degrees |
Linear
FOV (@1000 yd.) |
60
ft. |
|
Secondary
Mirror Obstruction |
1.6"
(36% by diameter, 13% by area) |
Optical
Coatings |
Aluminium |
|
Optical
Tube Length |
35" |
Telescope
Weight |
19
lb. |
|
 |
 |
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Copyright 2003-2006
Astro Scientific Centre Pte Ltd
