Meade NG70-SM manuale d’uso

MEADE INSTRUCTION MANUAL 70mm | 2.8" Altazimuth Refracting T elescope NG-70SM www .meade.com NG-70SM_Manual_2008.qxd 3/20/09 4:18 PM Page 1[...]

W ARNING! Never use a Meade ® T elescope to look at the Sun! Looking at or near the Sun will cause instant and irreversible damage to your eye. Eye damage is often painless, so there is no warning to the observer that damage has occurred until it is too late. Do not point the telescope at or near the Sun. Do not look through the telescope or viewf[...]

1 INTRODUCTION Y our telesc ope is an e xc ell ent beginner’ s instrument, and is designed to observe objects in the sky and also on land. It can be your personal window on the univ erse or allows y ou to intimatel y study the behavior of nesting bir ds on a dist ant hillside. The tel escope is shipped with the f oll owing parts: • Optical tube[...]

FIGURE 1 Figur e 1: Meade NG-70SM Altazimuth Refracting T el escope Inset A: Red Dot Viewfinder Assembl y Inset B: Altazimuth or Azimuth Mount Inset C: T ripod Legs and Acces sory T ray (Not visible) 1. Eyepiece 2. Red dot viewfinder (see Inset A) 3. Red dot viewfinder alignment scre ws (see Inset A) 4. Optical tube assembl y 5. V ertical slo w mot[...]

ASSEMBLE YOUR TRIPOD The tripod is the basic support for y our tel escope and is shipped with the tripod head and legs unatt ached. N N o o t t e e : : N N u u m m b b e e r r i i n n b b r r a a c c k k e e t t s s , , e e g g . . , , [ [ 3 3 ] ] , , r r e e f f e e r r t t o o F F i i g g . . 1 1 . . 1. Attach the 3 steel tripod l egs [7] t o the[...]

ALIGN THE RED DOT VIEWFINDER Perf orm the first part of this pr ocedur e during the daytime and the last step at night. 1. Point the tel escope at an easy-to-find land object such as the top of a tel ephone pole or a dis tant mountain or tower . Look thr ough the eyepiece in the diagonal mirr or and turn the focuser knob (23) until the image is sha[...]

differ ent ways. 1. T o move the tel escope to an object, simpl y move the t elesc ope tube in the horizontal and/or vertical plane until it is c entered in the r ed dot viewfinder . The object will now be in the eyepiec e of the telescope. 2. Once an object is f ound, you can then use the slow motion c ontrols [5,12] to mak e smooth and pr ecise m[...]

object using the viewfinder rather than loc ating with the eyepiece. Line up the object with the viewfinder's r ed dot. Look thr ough the eyepiece: Once y ou have the object lined up in the viewfinder, look thr ough the optical tube’ s eyepiece. If y ou have aligned your viewfinder, y ou will you see the object in your ey epiece. F ocus: Loo[...]

planetoids and other debris l eft over fr om the birth of our sun. Recentl y astronomer s have f ound lar ge objects in this area and they may incr ease the number of planets in our solar system. The four planets cl osest to the Sun ar e rocky and ar e called the inner planets. Mer cury, V enus, Earth and Mars comprise the inner planets. V enus and[...]

cannot be seen fr om Earth at all—the V oyager spacecraft disc over ed the ring after it passed Jupiter and l ooked back at it. It turns out, only with the sunlight shining thr ough them, can the rings be seen. Uranus and Neptune also have f aint rings. Optional col or filters help bring out detail and contras t of the planets. Meade offers a lin[...]

Y ou will also be able to see some nebulas with your scope. Nebula means cl oud. Most nebulas ar e clouds of gas. The two easiest to see in the Northern Hemispher e are the Orion nebula during the winter and the T riffid nebula during the summer . These ar e lar ge clouds of gas in which new stars ar e being born. Some nebulas ar e the remains of s[...]

tel escopic field of view . This movement is caused by the r otation of the Earth and makes an object mo ve thr ough the tel escope’ s field of view . T o keep astr onomical objects center ed in the field, simply mo ve the telesc ope on one or both of its axes—v erticall y and/or horizontally as needed—try using the tel escopes coarse and fin[...]

Know your observing site: If pos sible, know the loc ation where you will be observing. Pay attention to hol es in the ground and other obstacl es. Is it a location wher e wild animals, such as skunks, snakes, etc., may appear? Ar e there viewing obstructions such as tall tr ees, street lights, headlights and so forth? The bes t loc ations are dark[...]

USE THE SPECIFICA TIONS TO CAL CULA TE THE MAGNIFICA TION OF YOUR EYEPIECE The power of a tel escope is how much it magnifies objects. Y our 25mm eyepiec e magnifies an object 28 times. Y our 9mm eyepiec e magnifies objects 78 times. But if you obtain other ey epieces, you can cal culate how much magnification they have with your tel escope. Just d[...]

• When absolutely neces sary, dust on the fr ont lens should be r emoved with very gentle s trok es of a camel hair brush or blown off with an ear syringe (av ailable at most pharmacies). • Fingerprints and or ganic materials on the fr ont lens may be r emoved with a solution of 3 parts distill ed water to 1 part isopropyl alc ohol. Y ou may al[...]

most cases. Additional Eyepieces (1.25" barr el diameter): F or higher or lower magnifications with the tel escopes that acc ommodate 1.25" ey epieces, Meade Series 4000 Super Plössl ey epieces, availabl e in a wide variety of sizes, pro vide a high le vel of image resolution and c olor corr ection at an economical pric e. Contact your M[...]

which cannot be disclaimed ar e hereby limited to a term of one y ear from the date of original r etail purchase. This warranty gives y ou specific rights. Y ou may have other rights which vary fr om state to state. Meade r eserves the right to change product specifications or to disc ontinue products without notice. This warranty supersedes all pr[...]

OBSERVER: OBJEC T NAME: DA TE & TIME OBSERVED: CONSTELLA TION: EYEPIECE SIZE: SEEING CONDITIONS: EXCELLENT GOOD POOR NOTES: DRAWING OF IMAGE OBSERV A TION LOG NG-70SM_Manual_2008.qxd 3/20/09 4:19 PM Page 18[...]

OBSERVER: OBJEC T NAME: DA TE & TIME OBSERVED: CONSTELLA TION: EYEPIECE SIZE: SEEING CONDITIONS: EXCELLENT GOOD POOR NOTES: DRAWING OF IMAGE OBSERV A TION LOG NG-70SM_Manual_2008.qxd 3/20/09 4:19 PM Page 19[...]

OBSERVER: OBJEC T NAME: DA TE & TIME OBSERVED: CONSTELLA TION: EYEPIECE SIZE: SEEING CONDITIONS: EXCELLENT GOOD POOR NOTES: DRAWING OF IMAGE OBSERV A TION LOG NG-70SM_Manual_2008.qxd 3/20/09 4:19 PM Page 20[...]

OBSERVER: OBJEC T NAME: DA TE & TIME OBSERVED: CONSTELLA TION: EYEPIECE SIZE: SEEING CONDITIONS: EXCELLENT GOOD POOR NOTES: DRAWING OF IMAGE OBSERV A TION LOG NG-70SM_Manual_2008.qxd 3/20/09 4:19 PM Page 21[...]

OBSERVER: OBJEC T NAME: DA TE & TIME OBSERVED: CONSTELLA TION: EYEPIECE SIZE: SEEING CONDITIONS: EXCELLENT GOOD POOR NOTES: DRAWING OF IMAGE OBSERV A TION LOG NG-70SM_Manual_2008.qxd 3/20/09 4:19 PM Page 22[...]

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www .meade.com Meade Instr uments Corporation 27 Hubble, Ir vine, Califor nia 1-800 626-3233 50-08034 NG-70SM_Manual_2008.qxd 3/20/09 4:19 PM Page 24[...]