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Opticstar EQ1300-GT, Instruction Manual

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Opticstar EQ1300-GT Instruction Manual Download Page 24

© Opticstar Ltd 2013-2016 

23 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

Opticstar Ltd 

87 Washway Road, Sale, Greater Manchester, M33 7TQ. United Kingdom 

Web: www.opticstar .com 

– Email: [email protected] 

 

Summary of Contents for EQ1300-GT

Page 1: ... Opticstar Ltd 2013 2016 0 Opticstar EQ1300 GT Equatorial Mount Instruction Manual ...

Page 2: ...ok at the Sun through your telescope the telescope s finder or the mount s Polar scope as this will cause blindness Observing the Sun directly even for a very short period without the appropriate protection can cause serious damage to your eyes ...

Page 3: ...elescope the telescope s finder scope or the mount s Polar scope as this will cause permanent blindness Always use the appropriate protection to observe the Sun through any telescope or through the naked eye Always use a full aperture Solar filter if you intend to observe the Sun with a telescope avoid Solar filters that can be attached to the eyepiece end they are unsafe and can result in damagin...

Page 4: ...rcle 7 RA setting circle locking knob 8 RA setting circle 9 Polar scope illuminator 10 Polar scope 11 R A motor housing 12 Counterweight shaft locking nut 13 Counterweight with locking knob 14 Rear latitude adjustment T bolt 15 Front latitude adjustment T bolt 16 DEC motor cable 17 Azimuth adjustment knobs 18 Tripod platform 19 Handset cable 20 Tripod tension bolt 21 Tripod leg spreader 22 GOTO ha...

Page 5: ...port DEC motor cable port 12VDC power socket LED power light RA Motor Control Panel DEC Motor Control Panel DEC motor cable port Handset port DSLR port n a Handset LED display Red LED torch LED torch Switch Arrow Keys Confirm key Alpha numeric keypad Keys Mini USB port n a RJ 45 handset port RJ 22 Port Help key ...

Page 6: ...nting the shaft makes the insertion of the e clip easier Loosen both Azimuth adjustment knobs 17 on the mount head equally so that they are apart by just over 1cm Place the mount head over the tripod platform and onto the shaft so that protruding peg 28 on top of the tripod s platform is positioned between the two Azimuth adjustments knobs 17 If necessary loosen the Azimuth adjustment knobs 17 fur...

Page 7: ...hts Before proceeding make certain that the counterweight shaft 12 is pointing to the ground and that the DEC and R A locking levers are tight 3 5 Completely unscrew and remove the counterweight safety screw cap 23 at the end of the counterweight shaft 12 Carefully lift a counterweight and loosen the counterweight locking knob 13 enough to ensure that the hole in the counterweight is free of the f...

Page 8: ...d the DEC Axis Make certain that the counterweight shaft is pointing downwards and that the R A locking lever is locked before proceeding While holding the optical tube so that it does not accidentally swing freely loosen the DEC locking lever 3 The optical tube will now be able to rotate freely around the DEC axis If the optical tube is mounted on rings loosen the ring locking knobs that hold the...

Page 9: ...omatic triplet refractor The telescope is in Home Position and ready to Star Align via the mount s handset The following section outlines the procedure of how to get your mount and telescope into Home Position This is necessary so that you can Star align the complete telescope and subsequently issue GOTO commands Latitude Levelled mount POLAR HOME POSITION Front Tripod leg is aligned North under t...

Page 10: ...telescope s drawtube if it is not a Newtonian reflector Now insert a medium power eyepiece 20mm 25mm to the eyepiece drawtube and remove all dust covers Secure all accessories in place by tightening all holding locking screws found on the focuser s drawtube and other parts The following text describes the procedure of setting up the handset and Star aligning your telescope The diagram on page 12 o...

Page 11: ...4 W Belfast 54 36 N 5 55 W Newcastle upon Tyne 54o 58 N 1o 37 W Birmingham 52 29 N 1 56 W Newry 54o 11 N 6o 21 W Bristol 51o 27 N 2o 35 W Norwich 52o 37 N 1o 17 E Cambridge 52o 12 N 0o 07 E Nottingham 52o 57 N 1o 08 W Cardiff 51 28 N 3 10 W Omagh 54o 36 N 7o 15 W Coventry 52o 24 N 1o 31 W Oxford 51o 46 N 1o 15 W Dundee 56o 27 N 2o 59 W Peterborough 52o 35 N 0o 15 W Edinburgh 55 55 N 3 11 W Plymout...

Page 12: ...set will prompt you to select an Alignment star and suggest a bright star for you If the star was not visible because it was hidden behind a tree you could select another star by pressing the Up and or Down Arrow keys to go through a predetermined list of bright stars before pressing the oval Confirm key to choose the Alignment star of your choice 2 Once an Alignment star has been selected the tel...

Page 13: ...e up down Arrows to select an alignment star press Confirm The telescope will slew to the target wait for a beep before you proceed Use the up down Arrows to centre the star in the scope press Confirm The telescope is now ready to accept GOTO commands The telescope is tracking the last star while waiting for your commands Albania Tirana Lon E 19o50 Lat N 41o19 Zone E1 up down key country Left righ...

Page 14: ...rom a reasonably dark site you should also be able to easily observe many of the brighter deep sky objects including nebulae like the Orion Nebula M42 the Ring Nebula M57 the Lagoon Nebula M8 the Omega Nebula M17 and the Dumbbell nebula M27 Other possible targets include galaxies like the Andromeda M31 the Triangulum M33 the Cigar M82 and Bode s Galaxy M81 Star clusters of interest include the Her...

Page 15: ...llows 1 Set the telescope to Polar Home Position and remove all dust caps 2 Loosen the DEC locking lever turn the DEC axis by 90 tighten the DEC locking lever 3 Loosen the R A locking lever The mount and telescope need to have been already balanced 4 Switch ON the viewfinder LED illuminator 5 Focus the Polar scope viewfinder if you have not done so already First determine the longitude and latitud...

Page 16: ...al field of the eyepiece E FOV Now press the Confirm Key to calculate and display an eyepiece s field of view Utilities Menu Eyepiece Magnification Enter the focal length of a telescope MF and the focal length of an eyepiece SF Press the Confirm Key to calculate and display the resultant magnification Utilities Menu Display Illumination Use the Up and Down Arrows to select a suitable level of illu...

Page 17: ...ars 4 5 M93 Bright open cluster with around 80 stars Its core resembles an arrowhead 6 5 FEBRUARY Ursa Major MGN M81 Bode s Galaxy is one of the brightest galaxies in the Messier catalogue it is located close to the M82 8 5 M82 The Cigar Galaxy is separated by 150 000 light years from the M81 and is approximately ten times smaller 9 5 Cancer M44 The Beehive cluster is an open cluster that contains...

Page 18: ...ble in large telescopes 10 5 Scorpius M4 The Cat s Eye is a bright globular cluster A large telescope is needed to start resolving individual groups of stars 7 5 M6 The Butterfly Cluster is a bright open cluster that lies close to the centre of our Galaxy 4 5 M7 Ptolemy s Cluster is a bright open cluster of around 80 stars 3 3 Coma Berenices M53 Globular cluster Higher magnifications will begin to...

Page 19: ...es M22 is one of the closer globular clusters to Earth at a distance of around 10 600 light years 5 1 M23 Open cluster with 150 identified members the brightest being of magnitude 9 2 6 9 M25 A loose open cluster of around 600 stars A pleasant sight in telescopes under low powers 4 9 M55 Open cluster with a loose collection of stars 7 0 NGC6603 Open cluster superimposed over a rich stellar region ...

Page 20: ...nstellation of Perseus In small scopes only the brightest stars are visible forming a X shape 6 0 Taurus M45 The Pleiades star cluster consists of around 500 stars surrounded by gas and dust only visible in large instruments It is also home to several brown dwarf stars Otherwise the cluster is dominated by hot blue stars of very high luminosity that have formed within the last 100 million years 1 ...

Page 21: ...ime of an object Curr Lunar Phase Shows the current lunar phase Timer Timer functionality Alarm Setup an alarm Eyepiece FOV Field of view of the eyepiece Eyepiece Magn Magnification of the eyepiece Display Illumin Handset display brightness Parkposition Slew to park position Setup Time and Date Enter time date Daylight Saving Enable Disable daylight saving Site Setting Set the current location Cou...

Page 22: ...Prior to Star Alignment a the telescope must be in the Home Position b Check mount physical latitude setup Handset 1 Set Time Zone to 00 00 00 UK 2 Check the Longitude Latitude settings 3 Check the Date Time settings 4 Check the Daylight Saving value settings Why is the image through the telescope reflected or inverted This is normal with astronomical telescopes I have removed the Optical Tube lid...

Page 23: ...ook at the Sun through your telescope the telescope s finder or the mount s Polar scope as this will cause blindness Observing the Sun directly even for a very short period without the appropriate protection can cause serious damage to your eyes ...

Page 24: ... Opticstar Ltd 2013 2016 23 Opticstar Ltd 87 Washway Road Sale Greater Manchester M33 7TQ United Kingdom Web www opticstar com Email info opticstar com ...

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