Celestron FirstScope 90AZ Instrukcja Obsługi

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The air in our atmosphere acts as a lens, which bends and distorts incoming light rays. The amount of bending depends on air density. Varying temper

Figure 8 Piggyback Camera Mount a cable release. Releasing the shutter manually can cause vibration, something that can produce unsharp photos. A cabl

OPTIONAL ACCESSORIES You will find that additional accessories enhance your viewing pleasure and expand the usefulness of your telescope. For ease of

Flashlight, Night Vision - (#93588) - Celestron’s premium model for astronomy, using two red LED's to preserve night vision better than red fil

CELESTRON TWO YEAR WARRANTY A. Celestron warrants this telescope to be free from defects in materials and workmanship for two years. Celestron wi

Celestron 2835 Columbia Street Torrance, CA 90503 U.S.A. Tel. (310) 328-9560 Fax. (310) 212-5835 Web site at www.cele

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IINNTTRROODDUUCCTTIIOONN Thank you for purchasing this Celestron Refractor Telescope. This telescope is a precision scientific instrument. With it

Figure B and tightening it down with the knurled nuts. Orient the Star Pointer so that the glass window is facing towards the front of the tube. 9)

5. If the Star Pointer is perfectly aligned, you will see the red LED dot overlap the alignment star. If the Star Pointer is not aligned, take notice

Inverted image, as viewed with the eyepiece directly in telescope Image as seen when using the erect image diagonal Figure 6 Focusing To

To determine the magnification using the standard 20mm eyepiece, simply divide the focal length of your telescope by the focal length of the eyepiec

CELESTIAL OBSERVING Now that your telescope is set up, you’re ready to use it for observing. This section covers visual observing for both solar sys

Observing Deep-Sky Objects Deep-sky objects are simply those objects outside the boundaries of our solar system. They include star clusters, planeta