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Instruction manual

First Light

Refracting telescope

Art. No. 0115660

Summary of Contents for 0115660

Page 1: ...Instruction manual First Light Refracting telescope Art No 0115660 ...

Page 2: ...E F I G 1 1 J 1 1 1 1 1 h B c Fig 1 http www bresser de download 0115660 Downloads Astronomy Software Moon Map Instruction manual 1 Fig 4 Fig 3 1 1 1 1 1 J Fig 1a Z W X Y 1 2 1 Fig 2 2 ...

Page 3: ... 3 Fig 15 Fig 13 Y Fig 5 X Fig 9 X Fig 8 B L E J H b F C D K Fig 6 1 Fig 12 Fig 14 A B Fig 11 E 1 Fig 7 1 X G A 4 8 8 Fig 10 X Y a ...

Page 4: ... 4 Fig 16 Fig 17 Fig 19 Fig 24 Fig 18 Fig 20 Fig 21 Fig 25 Fig 28 X Y X Fig 22 J C X Fig 29 X Fig 27 X Y 2 Fig 26 1 1 G Fig 23 Z 1 1 2 H G X ...

Page 5: ...Orion Nebula M 42 Ring Nebula in the constellation Lyra M 57 Dumbbell Nebula in the constellation Little Vixen lat Vulpecula M 27 f 20 mm Fig 30 31 Fig 31 32 Fig 32 33 Fig 33 34 f 4 mm Possible observation objects ...

Page 6: ...on axis J Right ascension axis scale K Fine adjustment of the rectascension axis L Fixing screw for horizontal alignment M Bracket for optional tracking motor N Clutch for disengaging the engine O Transmission gear for tracking motor TIP The right ascension axis Fig 16 green line is also called the hour axis The declination axis Fig 16 blue line is also called the elevation axis i Part I The Struc...

Page 7: ...ing and tra cking accuracy of your telescope during an observing night Your telescope has a so called parallactic mount also equatorial mount This is characterized by two axes that can be rotated perpendicular to each other Fig15 a b The so called right ascension axis also RA or hour axis Fig 15 b must be alig ned parallel to the polar axis of the earth Fig 25 c For the correct setting of the pole...

Page 8: ...rom the vernal equinox measured on the celestial equator The vernal equinox is the point of intersection of the celestial equator with the apparent orbit of the sun the so called Ecliptic Fig 25 e This happens in spring at the equinox end of March The value is counted in time from 0 to 24 o clock contrary to the daily celestial revolution You can find more detailed information in star charts or th...

Page 9: ...We see this object almost exactly from its equatorial plane If the Dumbell Nebula were seen from one of the poles it would probably have the shape of a ring and resemble the sight we know from the Ring Nebula M57 This object can already be seen well in halfway good wea ther conditions at low magnifications 2 Troubleshooting Mistakes Solution No image Remove dust cap from tube opening Select eyepie...

Page 10: ...r fr Téléphone 00 800 6343 7000 BRESSER France SARL Pôle d Activités de Nicopolis 314 Avenue des Chênes Verts 83170 Brignoles France Prix d un appel local depuis la France ou Belgique NL BE Als u met betrekking tot het product vragen of eventuele klachten heeft kunt u contact opnemen met het service centrum bij voorkeur per e mail E Mail info bresserbenelux nl Telefoon 31528232476 BRESSER Benelux ...

Page 11: ... 11 Notes ...

Page 12: ... Bresser GmbH 46414 Rhede Germany No part of this manual may be reproduced transmitted transcribed or translated into any langua ge in any form without the written permission of Bresser GmbH Errors and technical changes reserved Manual_0115660_First Light Telescope_en_BRESSER_v012021a ...

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