Opticstar AR80S GOLD GUIDE-SCOPE Owner'S Manual Download | Manualshive

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Summary of Contents for AR80S GOLD GUIDE-SCOPE

Page 1: ......

Page 2: ...Opticstar Ltd 2011 1...

Page 3: ...N WITH A TELESCOPE OR FINDERSCOPE WILL CAUSE INSTANT AND PERMANENT DAMAGE TO YOUR EYES CHILDREN SHOULD AT ALL TIMES BE SUPERVISED BY A RESPONSIBLE ADULT WHILE OBSERVING Do not disassemble your telesco...

Page 4: ...e telescope Opticstar AR80S Dual Speed Optical tube assembly with rotatable 1 10 Precision Focuser finder scope saddle Dovetail with 1 4 thread f5 version Optical tube support ring and dovetail with 1...

Page 5: ...n place as in the picture below Mount the assembled finder scope to the telescope and secure it in place Attach the telescope to a mount tripod To align the finder scope please perform steps 1 through...

Page 6: ...l differ depending whether a diagonal is used or not If you do not use a diagonal you will need an extension tube to reach focus Using the AR80S If you are new to observing it is advisable to first us...

Page 7: ...easy to identify as they are bright and do not twinkle unlike stars Please note that when a planet is out of focus and it becomes very dim you may not be able to see it Use the finder scope to place...

Page 8: ...d nebulae If you use an equatorial mount make certain that the telescope has been balanced and that all screws are reasonably tight You will always be limited by the type size and the optics of your t...

Page 9: ...degrees star diagonals are necessary as they make astronomical observation comfortable For terrestrial observation forty five degrees prism diagonals are preferred such diagonals will also offer a co...

Page 10: ...her under favourable conditions Please keep in mind that the maximum useful magnification from a suburban yard using any telescope will be around x30 x35 per inch of aperture this is due to light poll...

Page 11: ...n imaging extended deep sky objects like nebulae and galaxies an f 4 telescope will capture four times the mount of light in the same time period when compared to a telescope with an f 8 focal ratio T...

Page 12: ...cs with a hair dryer set to cold Otherwise bring the telescope inside and let condensation to dissipate before putting on the cover Place the telescope on a table and not on the floor where most of th...

Page 13: ...ternal clutch You will now need to adjust thumb screw D it should now be possible to obtain the desired result Use a wrench to tighten the bronze part clutch as shown in the pictures on the right to i...

Page 14: ...the Crayford focuser s holding capacity turn the thumb screw the other way to reduce the holding capacity of the focuser Increasing the pressure will enable the focuser to hold more weight but the foc...

Page 15: ...1 10 precision Crayford 1 10 precision Focus adapter Accepts 2 and 1 25 eyepieces and diagonals Focal tube travel 70mm marked in 1mm intervals Optical tube supoprt Rings dovetail dovetail rotatable f...

Page 16: ...Opticstar Ltd 2011 15 Opticstar Ltd 87 Washway Road Sale Greater Manchester M33 7TQ United Kingdom WEB www opticstar com EMAIL info opticstar com...

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