Orion 9884 manuale d’uso

IN 223 Rev . C 04/09 INSTRUCTION MANUAL Orion ® SkyV iew ™ Pr o 80mm ED EQ Equatorial Apochromatic Refractor T elescope #9884 Customer Support (800)-676-1343 E-mail: support@telescope.com Corporate Offices (831)-763-7000 89 Hangar W ay , Watsonville, CA 95076 Orion T elescopes.com Providing Exceptional Consumer Optical Products Since 1975[...]

2 Figure 1. The SkyPro 80mm ED EQ. T ube r ing mounting plate Declination slow-motion control knob Declination lock knob Right ascension lock knob Right ascension slow- motion control knob Counterweight shaft Counterweight Counterweight lock knob “T oe sav er” Eyepiece 1.25" Adapter Finder scope Finder scope brac ket 1/4"-20 Mounting [...]

3 Congratulations on y our purchase of a quality Or ion telescope . Y our new SkyView Pro 80mm ED EQ is an e xceptional instrument f or obser ving and imaging astronomical objects. The ED glass of the objec - tiv e lens ensures y ou’ll enjo y star , Moon, and planetar y images with far less color distor tion than seen in standard refractors . Oth[...]

4 1. Sta nd the tripo d l egs upri ght and spr ead the leg s o ut a s f ar as they will go . K eep the tripod legs at their shor test (fully retracted) length, f or now; you can e xtend them to a more desirab le length later, after the scope is fully assemb led. 2. Place the base of the equator ial mount into the tripod head. Orient the equator ial[...]

5 Inserting the Diagonal and Eyepiece The SkyView Pro 80mm ED EQ comes with a camera adapt- er attached to its f ocuser dra wtube. Loosen the two thumb screws securing the camera adapter to the f ocuser dra wtube and remo ve the camera adapter (see Figure 4). Inser t the chrome barrel of the star diagonal into the focuser and secure it with the thu[...]

6 scope (Figure 6a). That’ s the point at which the shaft remains horizontal ev en when you let go with both hands (Figure 6b). 3. Retighten the counterweight lock knob . The telescope is now balanced on the right ascension axis. Now when y ou loosen the lock lev er on one or both axes and manually point the telescope, it should mov e with - out [...]

7 Aligning the Finder Scope The SkyVie w Pro 80mm ED EQ comes with a 8x40 achromat- ic finder scope (Figure 3a). The number 8 means eight-times magnification and the 40 indicates a 40mm diameter front lens. The finder scope mak es it easier to locate the object you want to obser ve in the telescope, because the finder scope has a much wider field-o[...]

8 f aint. Many observers own at least one 2" ey epiece in order to achie ve the widest field of view possible for deep sky-obser v - ing. The expansiv e vie w will mak e you feel like you’ re floating in space! T o use 2" eyepieces , simply loosen the thumb screw on the star diagonal that secures the 1.25" adapter , and remove the [...]

9 at the Nor th Star, or P olaris. It lies within 1° of the nor th celes- tial pole (NCP), which is an extension of the Ear th’ s rotational axis out into space. Stars in the Norther n Hemisphere appear to re volve around the NCP . T o find P olaris in the sky , look nor th and locate the patter n of the Big Dipper (Figure 9). The two stars at t[...]

10 will allow you to vie w through the mount with the polar axis finder scope. 3. Remov e the cap on the front of the equator ial mount (Figure 8). F ocus the polar finder by rotating the e yepiece. Now , sight P olaris in the polar axis finder scope . If y ou hav e f ol lowed the approximate polar alignment procedure accurate- ly , P olaris will p[...]

11 appear to mov e faster at higher magnifications, because the field of view is narro wer . Optional Motor Drives for Automatic T racking An optional DC motor driv e can be mounted on the R.A. axis of the equatorial mount to pro vide hands-free trac king. Objects will then remain stationar y in the field of view without any manual adjustment of th[...]

12 The setting circles must be re-calibrated e very time you wish to locate a new object. Do so by calibrating the setting circles f or the centered object before moving on to the ne xt one. Confused About Pointing the T elescope? Beginners occasionally experience some confusion about how to point the telescope ov erhead or in other directions. In [...]

13 ber for this is Megrez (mag. 3.4), which is the star in the “Big Dipper” connecting the handle to the “dipper”. If y ou cannot see Megrez, then you have fog, haze, clouds , smog, light pol- lution or other conditions that are hinder ing y our viewing (see Figure 15). Cooling the T elescope All optical instruments need time to reach “th[...]

14 Even at par tial phases, the Moon is very bright. Use of an optional Moon filter to helps to dim the view . It simply threads onto the bottom of the ey epiece. Y ou’ll find the Moon filter improv es viewing comfort, and helps bring out the subtle fea- tures of the lunar surf ace. B. The Sun Y ou can change y our nighttime telescope into a dayt[...]

15 Determine in which constellation the object lies. Now , find the constellation in the sky . If y ou do not recogniz e the constella- tions on sight, consult a planisphere . The planisphere gives an all-sky view and shows which constellations are visible on a given night at a giv en time. Now , look at your star char t and find the br ightest sta[...]

16 camera can vibrate the system and b lur the resulting photo - graphic image . Moon Photography This is perhaps the simplest form of astrophotograph y , as no motor drive is required. P oint the telescope toward the Moon, and center it within the camera’ s viewfinder . F ocus the image with the telescope’ s focuser . T r y se veral exposure t[...]

17 10. Car e and Maintenance If you give your telescope reasonable care, it will last a life - time. Store it in a clean, dr y , dust-free place, safe from rapid changes in temperature and humidity . Do not store the tele - scope outdoors, although storage in a garage or shed is OK. Small components lik e ey epieces and other accessor ies should be[...]

18 One-Y ear Limited W arranty This Orion SkyVie w Pro 80mm ED EQ is warranted against defects in materials or workmanship f or a period of one year from the date of purchase. This warranty is f or the benefit of the original retail purchaser only . During this warranty per iod Orion T elescopes & Binoculars will repair or replace, at Orion’s[...]