Celestron 11091 Manuale di istruzioni - Pagina 15
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Optical System:
Coating:
Aperture:
Focal Length:
F/ratio:
Magnification (with standard eyepiece)
Highest Useful Power Magnification:
Resolution in arc seconds (Dawes)
Resolution in arc seconds (Rayleigh)
Light Gathering Power:
Limiting Visual Magnitude:
Angular Field of View (with standard eyepiece)
Linear Field of View (at 1000 yds.)
Optical Tube Length:
Weight
Optical Tube:
Equatorial Mount (with counterweight):
Note: All specifications are using the standard accessories. These specifications are approximate and
subject to change without notice.
Celestron International offers a wide assortment of optional accessories to expand your interests.
These accessory packages features popular items to accessorize the G-3 and G-5 telescopes.
Accessory Package – G-3 (#92508) - Includes: 10mm SMA eyepiece – 1¼" (100x, Night Vision
Flashlight, Moon Filter – 1¼" , and T-adapter C90.
Accessory Package – G-5 (#92509) - . Includes: 10mm SMA eyepiece – 1¼" (125x), Night Vision
Flashlight, Moon Filter – 1¼" , and T-adapter Schmidt-Cassegrains.
Carrying Case (#302042) – For G-3 only. This ABS plastic case gives maximum protection to the optical
tube of your G-3 telescope. It has die cut foam to fit the optical tube as well as a camera body and several
accessories.
Carrying Case (#302070) – For G-5 telescope. This oversized case is constructed from space-age resin,
making it waterproof, airtight and unbreakable. It is lined with die cut foam for custom fitting of the optical
tube and many accessories.
Counterweight, 0.9kg (#94185) – This counterweight will help to achieve proper balance to maintain
tracking accuracy while doing prime focus and piggyback astrophotography with your G-3 or G-5.
Sky Maps (#93722) - Invaluable when learning the night sky. They include all the constellations with the
brighter deep-sky objects. On the front cover is a rotating planisphere which indicates when specific
constellations are visible.
Motor Drive (#93515) – For the non-motorized versions of the G-3 and G-5, this DC motor drive
compensates for the Earth's rotation and keeps celestial objects centered in the field of view. This makes
observing much more enjoyable as it eliminates the constant usage of the cables.
Technical Specifications
OPTIONAL ACCESSORIES
15
G-3
G-5
(#11090 & 11091)
(#11050 &11051)
Maksutov-Cassegrain
Schmidt-Cassegrain
HR Multi-Coating
Starbright® Multi-Coated
90mm
125mm
1000mm
1250mm
f/11
f/10
40x
50x
210x
300x
1.29
.91
1.54
1.09
165x
330x
12.3
13
1.04º
1.35
71'
55'
7.75"
11"
3.5 lbs.
6 lbs.
15.5 lbs.
15.5 lbs.