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STELESCOPE 70

STELESCOPE 70

70 mm Altazimuth Refractor Telescope

ASSEMBLY AND OPERATING INSTRUCTIONS

Version 2

Summary of Contents for STELESCOPE 70

Page 1: ...STELESCOPE 70 STELESCOPE 70 70 mm Altazimuth Refractor Telescope ASSEMBLY AND OPERATING INSTRUCTIONS Version 2 ...

Page 2: ...t Finder 10 Understanding the Field and Magnification 12 Preparing and Beginning Observation 12 Preparations and Selecting an Observation Site 13 Pointing the Telescope at a Celestial Object 14 Focusing on a Celestial Object 14 Choice of Magnification 15 End of Observation 16 What Can Be Observed 18 Maintenance and Adjustments 18 Storage and Routine Maintenance 18 Adjusting the Optical Tube 19 Opt...

Page 3: ...the telescope Please read it carefully making sure to understand the safety instructions before use Keep this manual for the entire service life of the telescope and attach it to the telescope in the event of resale or transfer CAUTION RISK OF PERSONAL INJURY RISK OF BLINDNESS Never look directly at or near the Sun through the telescope without a specific sun filter as this may cause irreversible ...

Page 4: ...Presentation of Presentation of the STELESCOPE 70 the STELESCOPE 70 IN IMAGES Optical Tube Altazimuth Mount Tripod 4 ...

Page 5: ...egs and azimuth mount Accessory tray Height adjustment clamp Optical Tube Eyepiece holder cap Optical tube dust cap Red dot finder Amici prism star diagonal Kellner eyepiece 9 mm Kellner eyepiece 20 mm A C B G H I D F J J A B C D E F G H I E 5 ...

Page 6: ...ening the knobs Stand the tripod upright and gently pull the tripod legs apart until the center brace snaps into place horizontally Adjust the length of the feet if necessary 2 Position the accessory tray so that its central hole can be inserted over item at the center brace line 3 Rotate the tray until the tabs clip into the pins on the three leg braces 6 Screw the panning handle onto the mount 3...

Page 7: ...ich helps point celestial objects 7 Set up the red dot finder lens so that it is positioned towards the front of the tube Insert the finder on the base found at the rear of the optical tube and tighten the clamp screw Remove the plastic tab under the battery cover before use The Eyepiece Holder and Star Diagonal 8 Remove the cap from the eyepiece holder and insert the Amici prism star diagonal Tig...

Page 8: ...Initial Settings and Initial Settings and Things to Know Things to Know CHAPTER 2 panning handle star diagonal and eyepiece holder red dot finder azimuth tension knob azimuth axis altitude axis 8 ...

Page 9: ...th more precision by operating the height adjustment lever EYEPIECE PLACEMENT AND FOCUSING To guarantee the quality of the images delivered by STELESCOPE 70 the focus i e the sharpness of the image must be properly administered This can be done by turning the knob located at the rear of the eyepiece holder Choose a distant object and point the telescope at this object to focus your eyepiece for th...

Page 10: ...ects in the telescope It therefore must be perfectly aligned with the optical tube to work 12 The red dot finder does not magnify the image It is made up of a window which displays an illuminated red dot Stand behind the finder while keeping both eyes open to use it Aim the tube at an easily recognizable object such as the top of a pole which should be as far away as possible at least twenty meter...

Page 11: ...te significantly This maximum magnification is about twice the scope aperture STELESCOPE 70 with a 70 mm aperture recommends a magnification that does not exceed 140 to 150 times Such a magnification can only be used under conditions of perfect atmospheric stability absence of turbulence i e very rarely A magnification of about 100 times obtained with the 9 mm eyepiece will often be the maximum Tr...

Page 12: ...where you are located and outside will inevitably generate turbulence and distort the images The STELESCOPE 70 optical tube must be cooled down to the same temperature as outside to guarantee the best image quality It is therefore recommended that you take out your telescope about hour before beginning observation 14 Move away as much as possible from any source of light pollution Lit windows stre...

Page 13: ...al object may be to locate Pointing by Direct Aiming easy Direct pointing is the simplest and fastest method When the object is visible to the naked eye or its position is specifically known simply align the telescope directly on the object or star with the red dot finder This method is ideal for the Moon bright planets Mercury Venus Mars Jupiter Saturn deep sky objects visible to the naked eye or...

Page 14: ... 9 mm which deliver magnifications of 45 and 100 times see also p 11 for magnification calculations It can withstand magnifications of up to about 150 times provided that the appropriate eyepieces are obtained and that the quality of the sky allows it As a general rule the lowest magnification is used when searching for a target the target is well centered in the eyepiece before changing to a high...

Page 15: ...remove the eyepiece from the eyepiece holder place the STELESCOPE 70 in a dry and dust free room without putting the dust caps back on This will allow the moisture deposited on the optics to disappear quickly The caps are to be put in place once the telescope is dry allow the eyepieces to also air dry for a few hours before storing them in their protective boxes 15 ...

Page 16: ...ight want to learn why one particular star is red or why another star is part of a triple star system You can discover a world of knowledge The Planets The various planets thanks to their ever changing appearance are great to observe They should preferably be observed when they are highest in the sky i e when they cross the meridian to the south in order to limit atmospheric disturbances The layer...

Page 17: ...en a small telescope also allow us to think about our place in the Universe Thanks to its aperture STELESCOPE 70 gives you a chance to see the most beautiful and brilliant objects in the deep sky The great Andromeda Galaxy the Double Cluster in Perseus the Hercules Globular Cluster and the large Orion Nebula are just a few examples If you d like to discover more deep sky objects pick up an observa...

Page 18: ...nses are fragile and can easily be scratched A small amount of dust on the surface will generally not affect image quality If some dust has settled on the surface gently remove it with a soft bristle brush working from the center outward or use a rubber bulb to diagonally blow the dust off from the surface of the optics When the eyepiece lenses are dirty use a soft cloth such as a microfiber cloth...

Page 19: ... apparent field 68 Great for deep sky observations Orion Nebula M42 Messier 13 Andromeda Galaxy M31 etc UW 6 mm Wide Angle Eyepiece 29 This eyepiece provides a high magnification of 150 times and offers a wider field of view apparent field 68 Perfect for planets and the Moon close up Stelvision 365 Sky Map 30 Essential for learning about the sky and making your first sightings of stars planets and...

Page 20: ...sion com astro en shop Forum of amateur astronomers advice and suggestions cloudynights com US stargazerslounge com UK WARRANTY This Stelvision product is guaranteed parts and labor for two years from the date of purchase For more information visit our website stelvision com In the event of a defect covered by the warranty we will repair or replace the product This warranty does not cover damage c...

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