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instruction Manual

IN 211 Rev. B 02/09

Providing Exceptional Consumer Optical Products Since 1975

customer support (800) 676-1343
E-mail: [email protected]

corporate offices (831) 763-7000
89 Hangar Way, Watsonville, ca 95076

orion

observer

™

70 EQ

#9882

Equatorial Refractor Telescope

Содержание Observer 70 EQ

Страница 1: ...roviding Exceptional Consumer Optical Products Since 1975 Customer Support 800 676 1343 E mail support telescope com Corporate Offices 831 763 7000 89 Hangar Way Watsonville CA 95076 Orion Observer 70...

Страница 2: ...2...

Страница 3: ...9 3 Tripod legs 10 with attached accessory tray bracket 11 1 Accessory tray 11 with attachment screws 1 Counterweight shaft 26 1 Counterweight 7 1 EZ Finder II reflex sight 4 1 EZ Finder II mounting b...

Страница 4: ...4 2 3 4 5 6 7 8 1 Observer 70 Refractor 9 11 12 10 13 Figure 1 Observer 70 EQ Components...

Страница 5: ...the equatorial mount 5 and hold the optical tube 1 7 Counterweight This counterweight will balance the optical tube 1 when it is being aimed at celestial objects 8 Right ascension slow motion control...

Страница 6: ...Figure 2a Optical tube components 6 14 17 Observer 70 Telescope Tube Figure 2b Observer 70 focuser detail 16 6 19 20 3 21 2 18 1 4 3 2 18 15...

Страница 7: ...g the focus wheel 19 which adjusts a rack and pinion system to bring objects into focus 19 Focus wheels These wheels when turned move the focuser drawtube 18 in or out Use it to bring things into focu...

Страница 8: ...quatorial mount detail 8 Figure 3b Observer 70 EQ tripod leg and mount attachment detail 22 23 24 Observer 70 Tripod and Mount 25 26 27 7 28 9 30 32 32 29 31 Right Ascension Axis D e c l i n a t i o n...

Страница 9: ...elescope section 28 Latitude scale This scale gives a general indication of the latitude setting of the equatorial mount 5 29 Latitude lock T bolt This bolt must be loosened to make adjustments in the...

Страница 10: ...ng to the mark at 40 To do this loosen the latitude lock T bolt 29 and turn the latitude adjust ment T bolt 30 until the pointer and the 40 line up Then retighten the latitude lock T bolt The declinat...

Страница 11: ...is locked The telescope should now be able to rotate freely about the R A axis Rotate it until the counterweight shaft 26 is parallel to the ground i e horizontal 2 Now loosen the counterweight lock k...

Страница 12: ...Z Finder II When the EZ Finder II is properly aligned with the telescope an object that is centered on the EZ Finder II s red dot should also appear in the center of the field of view of the telescope...

Страница 13: ...Alignment For Northern Hemisphere observers approximate polar align ment is achieved by pointing the mount s R A axis at Polaris also called the North Star It lies within 1 of the north celes tial po...

Страница 14: ...tion mechanism must be reset This is done by first rotating the control cable several turns in the opposite direction from which it was originally being turned Then man ually slew the telescope closer...

Страница 15: ...t is oriented down ward But it will not look like that when the telescope is pointed in other directions Let s say you want to view an object that is directly overhead at the zenith How do you do it O...

Страница 16: ...By using eyepieces of different focal lengths it is possible to attain many magnifications or powers with the Observer 70 Your telescope comes with two Explorer II eyepieces Figure 12 a 25mm which gi...

Страница 17: ...that you are all set up and ready to go one critical deci sion must be made what to look at A The Moon With its rocky surface the Moon is one of the easiest and most interesting targets to view with y...

Страница 18: ...ring out its color E Deep Sky Objects Under dark skies you can observe a wealth of fascinating deep sky objects including gaseous nebulas open and glob ular star clusters and a variety of different ty...

Страница 19: ...tio f 10 0 Focuser Rack and pinion accepts 1 25 eyepieces and accessories Eyepieces 25mm and 10mm Explorer II eyepieces fully coated 1 25 Magnification with supplied eyepieces 28x with 25mm and 70x wi...

Страница 20: ...Way Watsonville CA 95076 If the product is not registered proof of purchase such as a copy of the original invoice is required This warranty does not apply if in Orion s judgment the instrument has be...