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Celestron FirstScope Telescope Videos
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Popular Celestron FirstScope Telescope Manual Pages
FirstScope Manual (English, French, German, Italian, Spanish) - Page 2
... of Contents
INTRODUCTION ...3 ASSEMBLY ...5
Installing the Eyepieces ...5 Pointing the Telescope...5 TELESCOPE BASICS ...6 Image Orientation ...6 Focusing...7 Calculating Magnification ...7 Determining Field of View ...7 General Observing Hints...7 The Celestial Coordinate System 8 Motion of a Newtonian...14 OPTIONAL ACCESSORIES ...16 FirstScope Specifications...16
2 Star Hopping 10 Seeing...
FirstScope Manual (English, French, German, Italian, Spanish) - Page 3
...-up to read through to become familiar with a telescope (unless you have the proper solar filter). y Never use type - The FirstScope uses a Dobsonian Mount which will ensure your safety and protect your purchase of the sun onto any accessories attached to project an image of the FirstScope telescope.
The FirstScope telescope carries a two year limited warranty. The optical tube...
FirstScope Manual (English, French, German, Italian, Spanish) - Page 5
...FirstScope is an optical element that magnifies the image focused by the telescope. y Tighten the Lock Nut. Insert an eyepiece and you will make it would be changed by focal length and barrel diameter. Generally, you are preassembled and almost ready to use...loose and it will use when taken out of using a telescope in any direction by turning it . Installing the Eyepieces
The ...
FirstScope Manual (English, French, German, Italian, Spanish) - Page 6
..., use lenses, and other telescopes, known as not to the side, you
can still
resolve faint, distant objects. There light is relatively compact
and portable. Since putting your head in the tube to the mirror at terrestrial views.
Figure 3-2a FirstScope when viewing from either side, when looking into the eyepiece, the image will...
FirstScope Manual (English, French, German, Italian, Spanish) - Page 7
... with various optional accessories. y Hazy skies, fog, and mist can also make it difficult to 150x (highest power) with the FirstScope provide you have astigmatism, corrective lenses must calculate the magnification. Focusing
To focus your telescope (the FirstScope for this :
Apparent Field of Eyepiece True Field
Magnification
As you can see a double image. Using the example...
FirstScope Manual (English, French, German, Italian, Spanish) - Page 8
... understand your telescope more thoroughly, you locate where the planets are essential in the sky, astronomers use a method called...with equatorial mounts, the users have setting circles and polar alignment methods to... 15 degrees apart. For the most part, these remain fixed against the background ...are named for short. On Earth this manual covered the assembly and basic operation of time...
FirstScope Manual (English, French, German, Italian, Spanish) - Page 9
...and are looking in the opposite direction scribing a circle around the celestial poles. However, part of this circular motion of stars in the sky. However, the appearance of this region... hours. Stars near the celestial equator form the largest circles rising in the east and setting in the northwest. Stars near the celestial equator also follow circular paths around the south celestial...
FirstScope Manual (English, French, German, Italian, Spanish) - Page 10
... making them . Visually, they are usually the limiting factor on the planetary surface, try using Celestron eyepiece filters. Long shadows reveal a great amount of radiating heat, such as a rooftop or chimney... general observing conditions which can see .
10 With your telescope set up (and you have a large angular size. Observing the Moon
Often, it is tempting to look at moderate power. ...
FirstScope Manual (English, French, German, Italian, Spanish) - Page 11
...helpful to know an object is 3º away from various books available. y Measurement Guide - The Andromeda Galaxy (Figure 5-1), also known as M31, is done by star... 2.7º. y Books - the approximate distances spanned with the FirstScope telescope, your present location, then you 're using another 8°. Some helpful tools and information for locating two popular...
FirstScope Manual (English, French, German, Italian, Spanish) - Page 12
...the object of your field of view. Look through the telescope and the Ring Nebula should give you may need to use a red-filtered flashlight to preserve your field of how to star hop ...about halfway between these two stars. 5. This causes light from the object viewed to fall months. To use this geometric shape are all the stars needed to do so are observing the Ring Nebula, center it :...
FirstScope Manual (English, French, German, Italian, Spanish) - Page 13
... conditions affect what you get the most out of your telescope during an observing session. Under poor seeing conditions, images are completely opaque while cirrus can see through . Most often, seeing conditions produce images that lie somewhere between these two extremes.
13 While not a problem for the brighter stars and planets, bright skies reduce...
FirstScope Manual (English, French, German, Italian, Spanish) - Page 14
... surface for a return authorization number and price quote. Low pressure strokes should be done only by the Celestron repair department. A good cleaning solution is in need to familiarize yourself with water (a couple of drops per one quart of your telescope during an observing session. If you have finished using it has been roughly treated, dropped...
FirstScope Manual (English, French, German, Italian, Spanish) - Page 16
..., Celestron offers a FirstScope Accessory Kit (# 21024-ACC) and also various other accessory items. Details are available on the Celestron website. Dawes Limit " " Light Gathering Power
Optical Tube Length Telescope Weight
Model # 21024
Newtonian reflector 76mm (3.0") 300mm f/4 Coated 20mm (15x), 4mm (75x)
1.7° 89/29
11.9 1.82 1.53 118x
10.5" (26.7cm) 69oz (2kg)
(Products or instructions...
FirstScope Telescope Info Sheet (English) - Page 1
...system, including size, rotational periods of nearby planets, exact orbits of the moons of Jupiter, satellites of Saturn, and
Galileo the gap in science won
..."Big Bang." Galileo's achievements include building the first
Cannon
high-powered astronomical telescope.
FirstScope Telescope
Galileo Giovanni DOfficoiam l Proedunct OifcThoe 20C09aInstesrniatnionial Year of Astronomy Annie Jump
Sir ...
FirstScope Telescope Info Sheet (English) - Page 2
..., CA 90503 U.S.A. This quality Dobsonian style telescope features a 76 mm aperture reflector optical tube. It is an ideal entry level astronomical telescope. We honor the contributions of these men and women, who brought us one step closer to Galileo Galilei and many of Astronomy 2009, Celestron offers the portable FirstScope Telescope. The compact design makes it easy...
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