Celestron 21072 Kullanım Kılavuzu - Sayfa 13
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D. To clean the outside of the objective lens, you may use an optical lens cleaning kit (available at most photo
stores) or the Celestron LensPen (#93575) cleaning tool.
SPECIFICATIONS AND STANDARD ACCESSORIES
Model
Optical System:
Aperture:
Focal Length:
F/ratio:
Focuser
Standard Ocular
Magnification with standard eyepieces
Highest Useful Power Magnification:
NOTE: Specifications are subject to change without notice.
9. OPTIONAL ACCESSORIES
Celestron International offers a wide assortment of optional accessories to expand your interests.
A. 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.
B. Flashlight - LED (#93588) - Uses a red LED to allow reading star maps and locating telescope accessories
and controls without ruining you night vision.
C. Eyepieces - A whole assortment of 1¼" eyepieces are available to give you a wide range of magnifications.
D. A 1¼" Standard 2x Barlow Lens (#93507) is available as well as a deluxe 2x model (#93506).
E. Erect Image Diagonals
through the telescope exactly what you see with your eye). A 45º model is available (#94112-A) as well as
a 90º model (#94108).
F. Planisphere & Planet Guide (#93720)
in various latitude ranges
G. Other accessories are available. See the Celestron Accessory Catalog (#93685) or ask your Celestron
dealer for details.
#21072
Refractor
80mm
400mm
f/5
1¼" Rack and Pinion
25mm 1¼" eyepiece
16x
189x
Mainly used for terrestrial applications where the correct image is seen (you see
Simple and easy to use to find your way around the sky. Available
30º (20 – 40º), 40º (30 – 50º), 50º (40 – 60º).
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