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IN 673 05/22

Orion

AstroView

™

102mm

Equatorial Refractor Telescope

#55028

INSTRUCTION MANUAL

Corporate Offices:

89 Hangar Way, Watsonville CA 95076 - USA

Toll Free USA & Canada:

(800) 447-1001

International:

+1(831) 763-7000

Customer Support:

[email protected]

may be reproduced, copied, modified or adapted, without the prior written consent of Orion Telescopes & Binoculars.

A N E M P L O Y E E - O W N E D C O M P A N Y

Содержание AstroView 55028

Страница 1: ...anada 800 447 1001 International 1 831 763 7000 Customer Support support telescope com Copyright 2022 Orion Telescopes Binoculars All Rights Reserved No part of this product instruction or any of its...

Страница 2: ...epiece 1 25 1 M Dust cover 1 N MoonMap 260 1 O Allen wrench 1 Congratulations on your purchase of an Orion telescope Your new AstroView 102mm Equatorial Refractor Tele scope is a terrific instrument d...

Страница 3: ...e oriented so that the sight tube is facing the front of the telescope as in Figure 8 A star diagonal is used to divert the light at a right angle from the light path of the telescope This allows you...

Страница 4: ...l balance the telescope with respect to the R A axis then the Dec axis 1 While keeping one hand on the telescope optical tube sold separately loosen the R A lock knob see Figure 13A Make sure the Dec...

Страница 5: ...ig Dipper Figure 14 The two stars at the end of the bowl of the Big Dipper point approximately to Polaris Observers in the Southern Hemisphere aren t so fortunate to have a bright star so near the sou...

Страница 6: ...e mount nor should you move the tripod Doing so will ruin the polar alignment The telescope should henceforth be moved only about its R A and Dec axes Using the R A and Dec Slow Motion Control Cables...

Страница 7: ...tationary in the field of view without any manual adjust ment of the R A slow motion control cable Understanding the Setting Circles The two setting circles on an equatorial mount enable you to locate...

Страница 8: ...freely Rotate the setting circle until the pointer indicates the R A coordinate listed in the star atlas for the object Retighten the thumb screw Calibrating the Setting Circles Using a star atlas or...

Страница 9: ...rols to center the object in the finder scope and it should appear in the telescope s field of view The R A setting circle must be re calibrated every time you wish to locate a new object Do so by cal...

Страница 10: ...sparency Atmospheric conditions vary significantly from night to night Seeing refers to the steadiness of the Earth s atmosphere at a given time In conditions of poor seeing atmospheric turbu lence ca...

Страница 11: ...Keep going until you see your target object come into focus Note that when you change eyepieces you may have to adjust the focus a bit to get a sharp image with the newly inserted eyepiece If desired...

Страница 12: ...epieces uncovered overnight to allow the condensation to evaporate Cleaning the Telescope s Optics Any quality optical lens cleaning tissue and optical lens cleaning fluid specifically designed for co...

Страница 13: ...Nowadays many mobile astronomy apps feature customizable star maps that you can access on your smartphone or tablet while you re at the telescope VIII Specifications Lens aperture 102mm 4 0 Lens assem...

Страница 14: ...dled or modified nor does it apply to normal wear and tear This warranty gives you specific legal rights It is not intended to remove or restrict your other legal rights under applicable local consume...

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