CELESTRON FirstScope Telescope

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CELESTRON FirstScope Telescope

CELESTRON FirstScope Telescope
Код на артикула: 26138
Гаранция: 24 мес.
Цена: 117,72 лв.
Цена без ДДС: 98,10 лв.

Количество:     - или -   Запази
Сравни
CELESTRON FirstScope Telescope CELESTRON FirstScope Telescope
http://www.celestron.com/browse-shop/astronomy/telescopes/firstscope-telescope

Optical Design
Newtonian Reflector

Aperture (mm)
76 mm (2.99 in)

Focal Length
300 mm (12 in)

Focal Ratio
3.95

Focal Length of Eyepiece 1 (mm)
20 mm (0.79 in)

Magnification of Eyepiece 1
15 x

Focal Length of Eyepiece 2 (mm)
4 mm (0.16 in)

Magnification of Eyepiece 2
75 x

Highest Useful Magnification
180 x

Lowest Useful Magnification
11 x

Limiting Stellar Magnitude
11.9

Resolution (Rayleigh)
1.83 arc seconds

Resolution (Dawes)
1.53 arc seconds

Light Gathering Power (Compared to human eye)
118 x
Етикети:

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