Attivio TM0090P Kullanım Kılavuzu - Sayfa 5
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8.) Insert the low power eyepiece marked "H20mm" into the 45º prism. Tighten the
small chrome set screw by turning it clockwise to hold the eyepiece securely in
place. (Picture #5)
THE ALTAZIMUTH MOUNT
This telescope is fitted with an Altazimuth mount. "Altitude" refers to the vertical, or "up
and down" movement of the telescope, while "Azimuth" refers to the horizontal, or "side-to
side" movement.
ABOUT MAGNIFICATION
The magnification power of a telescope indicates how much an image is enlarged or how
big and close it appears to the viewer. The focal length of the eyepiece, combined with the
focal length of the telescope, determine the magnification power. To calculate the power
of your telescope with any particular eyepiece, simply divide the focal length of the
telescope (360mm) by the focal length of the eyepiece (indicated in "mm" on the eyepiece
collar).
Example
:
360mm focal length (tube)
20mm focal length (eyepiece)
The two interchangeable eyepieces included, provide the following magnification powers:
The level of magnification required depends on the object being observed.
A lower magnification power with a wider field of view is good for observing galaxies and
nebulae. Higher magnification powers should only be used for highly detailed observations
of the moon, Jupiter, and Saturn, or any object that is extremely bright
(Picture #5)
Eyepiece
20mm
4mm
= 18X magnification power
Power
18X
90X
5