 |
Celestron
Firstscope 60 AZ Refractor
 |
Optical
Design |
60mm
(2.4") refractor |
Focal
Length |
700mm
f/12 |
|
Finderscope |
StarPointer |
Mount |
Altazimuth |
|
Eyepiece |
1-1/4"
-20mm (35x) |
Eyepiece |
1-1/4"
-10mm (70x) |
|
Star
Diagonal/Erect Image Eyepiece |
1-1/4"
/1.5x E.I Eyepiece |
Accessory
Tray |
yes |
|
Tripod |
Aluminium |
CD
ROM |
The
Sky L1 |
 |
Highest
Useful Magnification |
142x |
Limiting
Stellar Magnitude |
11.4 |
|
Resolution:
Rayleigh |
2.31
arcseconds |
Dawes
Limit |
1.93
arcseconds |
|
Photographic
Resolution |
156
lines/mm |
Light
Gathering Power |
73x
unaided eye |
|
Field
Of View: standard eyepiece |
1.4
degrees |
Linear
FOV (@1000 yd.) |
75
ft. |
|
Secondary
Mirror Obstruction |
n/a |
Optical
Coatings |
Fully-Coated |
|
Optical
Tube Length |
28" |
Telescope
Weight |
7 lb. |
|
 |
 |
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Copyright 2003-2006
Astro Scientific Centre Pte Ltd
