background image

IN 127 Rev A 0100

Providing Exceptional Consumer Optical Products Since 1975

Customer Support (800) 676-1343
E-mail: [email protected]

Corporate Offices (831) 763-7000

P.O. Box 1815, Santa Cruz, CA 95061

INSTRUCTION MANUAL

Orion

®

SkyView

™ 

Deluxe 8" EQ 

Equatorial Reflecting Telescope

#9408

Содержание SkyView Deluxe 8 EQ 9408

Страница 1: ...Optical Products Since 1975 Customer Support 800 676 1343 E mail support telescope com Corporate Offices 831 763 7000 P O Box 1815 Santa Cruz CA 95061 INSTRUCTION MANUAL Orion SkyView Deluxe 8 EQ Equatorial Reflecting Telescope 9408 ...

Страница 2: ...cension slow motion control Latitude adjustment knob Tripod leg attachment bolt Latitude scale Tripod leg Leg lock bolt Finder scope alignment screws 6 Finder scope Finder scope bracket Secondary mirror holder Declination slow motion control Declination setting circle Declination lock lever not visible Latitude lock lever not visible Counterweight shaft Counterweight Counterweight lock knob Retain...

Страница 3: ...tion viewing of astronomical objects With its precision optics and equatorial mount you ll be able to locate and enjoy hundreds of fascinating celestial denizens including the plan ets Moon and a variety of deep sky galaxies nebulas and star clusters If you have never owned a telescope before we would like to welcome you to amateur astronomy Take some time to familiarize yourself with the night sk...

Страница 4: ...t and tighten the counterweight lock knobs 8 Orient the equatorial mount as it appears in Figure 1 at a latitude of about 40 i e so the pointer next to the gold colored latitude scale is pointing to the hash mark at 40 To do this loosen the latitude lock lever on the side of the mount opposite the gold latitude scale and turn the lati tude adjustment knob until the pointer and the 40 line up Then ...

Страница 5: ...clamps a few turns until you can slide the telescope tube forward and back inside the rings this can be aided by using a slight twisting motion on the optical tube while you push or pull on it Figure 2c 6 Position the telescope so it remains horizontal when you carefully let go with both hands This is the balance point Figure 2d Before clamping the rings tight again rotate the telescope so the eye...

Страница 6: ...ppear upside down rotated 180 This is normal for finder scopes and reflector telescopes see Figure 3 By loosening one alignment screw and tightening another you change the line of sight of the finder scope The round knurled lock nuts installed on the alignment screws must be adequately loosened to allow the screws to be threaded in or out Continue making adjustments to the alignment screws until t...

Страница 7: ... until the pointer on the latitude scale is set at the latitude of your observing site If you don t know your latitude consult a geographical atlas to find it For example if your latitude is 35 North set the pointer to 35 Then retighten the latitude lock lever The latitude setting should not have to be adjusted again unless you move to a different viewing location some distance away 3 Loosen the D...

Страница 8: ... in the field if your equatorial mount is polar aligned just turn the R A slow motion control The Dec slow motion control is not needed for tracking Objects will appear to move faster at higher magnifications because the field of view is narrower Optional Motor Drives for Automatic Tracking An optional DC motor drive Orion AccuTrack SVD 7825 can be mounted on the R A axis of the SkyView Deluxe equ...

Страница 9: ...view an object that is directly overhead at the zenith How do you do it One thing you DO NOT do is make any adjustment to the lat itude adjustment knob That will nullify the mount s polar alignment Remember once the mount is polar aligned the telescope should be moved only on the R A and Dec axes To point the scope overhead first loosen the R A lock lever and rotate the telescope on the R A axis u...

Страница 10: ...agnifications to be significantly degraded Collimation is easy to do and should be done in daylight To check the collimation remove the eyepiece and look down the focuser drawtube You should see the secondary mirror centered under the drawtube the reflection of the primary mirror centered in the secondary mirror and the reflection of the secondary mirror and your eye centered in the reflec tion of...

Страница 11: ...ry that the reflection of the secondary mirror the smallest cir cle with your eye reflected in it is off center as also is the case in Figure 8d you will fix that in the next step Adjusting the Primary Mirror The final adjustment is made to the primary mirror It will need adjustment if as in Figure 8d the secondary mirror is cen tered under the focuser and the reflection of the primary mirror is c...

Страница 12: ...se lights will greatly impair your dark adapted night vision Set up on a grass or dirt surface not asphalt because asphalt radiates more heat Heat disturbs the surrounding air and degrades the images seen through the telescope Avoid viewing over rooftops and chimneys as they often have warm air currents rising from them Similarly avoid observing from indoors through an open or closed window becaus...

Страница 13: ...l length eyepiece As a general rule a small but well resolved image will show more detail and provide a more enjoyable view than a dim and fuzzy over magnified image Eyepiece Selection By using eyepieces of varying focal lengths it is possible to attain a great many magnifications with the SkyView Deluxe 8 The telescopes come with two high quality Plössl eye pieces a 25mm which gives a magnificati...

Страница 14: ... able to see the polar ice cap To see surface detail on Mars you will need a high power eyepiece and very steady air E The Stars Stars will appear like twinkling points of light Even powerful telescopes cannot magnify stars to appear as more than a point of light You can however enjoy the different colors of the stars and locate many pretty double and multiple stars The famous Double Double in the...

Страница 15: ... the lens On larger lenses clean only a small area at a time using a fresh lens tissue on each area Never reuse tissues Cleaning Mirrors You should not have to clean your telescope s mirrors very often normally once every year or so Covering your tele scope when it is not in use will prevent dust from accumulating on the mirrors Improper cleaning can scratch mirror coatings so the fewer times you ...

Страница 16: ...ially critical for short focal length telescopes such as the SkyView Deluxe 8 Shorty 2x Barlow 8711 A practical accessory for achieving higher power with the SVD 8 Doubles the power of any eyepiece it s used with For use with 1 25 eyepieces DeepMap 600 Folding Star Chart 4150 Terrific deep sky observing companion showing the locations of the 600 best celestial objects for viewing with backyard tel...

Отзывы: