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Meade 70AZ-AR manual

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Table of contents for the manual

  • Page 1

    MEADE INSTRUCTION MANUAL 70mm | 2.8" Altazimuth Refracting T elescope 70AZ-AR www .meade.com Tel70AZAR_5 3/28/07 10:09 AM Page 1[...]

  • Page 2

    WARNING! Never use a Meade ® Telescope to look at the Sun! Looking at or near t he Sun will cause instant and irrev ersible damage to y our e y e. Ey e damage is of ten painless, so t here is no w arning to t he obser v er t hat damage has occurred until it is too lat e. Do not point t he telescope at or near t he Sun. Do not look t hrough t he te[...]

  • Page 3

    1 INTRODUCTION Y our telesc ope is an exc ellent 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 intimately study the behavior of nesting bir ds on a distant hillside. The tel escope is shipped with the foll owing parts: • Optical tube • [...]

  • Page 4

    Figur e 1 : Meade 70AZ-AR Altazimuth Refracting T el escope Inset A : Acc essory T ray Mounting Bolt Hole Inset B : T ripod Leg Inset C : Viewfinder Assembly FIGURE 1 1. Eyepiece 2. Red dot viewfinder (see Inset C) 3. Red dot viewfinder alignment scre ws (see Inset C) 4. Optical tube assembl y 5. V ertical lock knobs 6. Horizontal lock knob 7. T ri[...]

  • Page 5

    ASSEMBLE YOUR TRIPOD The tripod is the basic support for y our tel escope. Its height may be adjusted so that you can view c omfortably . 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. Make sur e that as you attach the[...]

  • Page 6

    2. Line up the two holes on the r ed dot viewfinder brack et over the two bolts. Slide the brack et over the bolts. See Fig. 1, inset C . 3. Replace the thumbscr ews onto the bolts and tighten to a firm f eel. A TT ACH THE DIAGONAL MIRROR AND EYEPIECE The diagonal mirr or refl ects the light from the optical tube to a mor e comf ortabl e viewing po[...]

  • Page 7

    S S U U N N W W A A R R N N I I N N G G N N E E V V E E R R U U S S E E Y Y O O U U R R T T E E L L E E S S C C O O P P E E T T O O L L O O O O K K A A T T T T H H E E S S U U N N ! ! L OOKING AT OR NEAR THE SUN WILL C AUSE INST ANT AND IRREVERSIBLE DAMAGE T O YOUR EYE. EYE DAMAGE IS OFTEN P AINLESS, SO THERE IS NO WARNING TO THE OBSERVER THA T DAM[...]

  • Page 8

    OBSERVING O O b b s s e e r r v v e e d d u u r r i i n n g g t t h h e e d d a a y y t t i i m m e e : : T ry out your tel escope during the daytime at first. It is easier to l earn how it operates and how to observe when it is light. P P i i c c k k o o u u t t a a n n e e a a s s y y o o b b j j e e c c t t t t o o o o b b s s e e r r v v e e : [...]

  • Page 9

    Meade as an optional acc essory and enhance c ontrast t o impr ove your observation of lunar f eatur es. Spend several nights observing the Moon. Some nights, the Moon is so bright that it makes other objects in the sky difficult to see. These ar e nights that ar e excell ent for lunar observation. Observe the Solar System : After observing the Moo[...]

  • Page 10

    may not see many featur es on the surfac e of Saturn, its ring structur e will steal your br eath away . Y ou will probabl y be able to see a black opening in the rings, known as the Cassini band. Saturn is not the only planet that has rings, but it is the only set of rings that c an be seen with a small tel escope. Jupiter’ s rings cannot be see[...]

  • Page 11

    differ ent col ors? Does one seem brighter than the other? Almost all the star s you can see in the sky ar e part of our galaxy . A galaxy is a large gr ouping of stars, containing millions or even billions of s tars. Some galaxies f orm a spiral (lik e our galaxy, the Milky W ay) and other galaxies look mor e like a lar ge football and ar e called[...]

  • Page 12

    Fig. 6 using the 25mm low-pow er eyepiec e. The 25mm eyepiec e delivers a bright, wide field of view and is the best to use for mos t viewing conditions. Use the high-power 9mm eyepiec e to view details when observing the Moon and planets. If the image become fuzzy, switch back down t o a low er power . Changing eyepiec es changes the power or magn[...]

  • Page 13

    tel escope so that the object to be viewed is again placed at the edge of the field, r eady to be further observed. Vibrations : Av oid touching the eyepiece while observing thr ough the telescope. Vibrations r esulting from such c ontact will cause the image to mo ve. A void observing sites wher e vibrations cause image movement (f or example, nea[...]

  • Page 14

    Astronomy and Sky and Telescope magazines. HA VE A GOOD TIME, ASTRONOMY IS FUN! SPECIFICA TIONS Optical tube f ocal length 700mm Objective l ens diameter 70mm(2.8") F ocal ratio . . . . . . . . . . . . . . f/10 Mounting type . . . . . . . . . . . Altazimuth What do the specifications mean? Optical tube f ocal length is simpl y a measur ement o[...]

  • Page 15

    Let’ s say that you have obtained a 13mm eyepiec e. Y ou can tell that what the f ocal length of y our eyepiece is as it is al ways printed on the side of an eyepiec e. Divide: 700 ÷ 13, which equals 53.8. Round this off to the near est whole number and y our new eyepiec e magnifies objects 54 times. A gr eat optional accessory is a Barl ow lens[...]

  • Page 16

    during terr estrial observing #126 Barlow l ens (1.25 0.0.) doubles the magnification of any ey epiece. Additional Eyepiec es (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, pr ovide a h[...]

  • Page 17

    br each of this warranty . Any implied warranties which cannot be disclaimed ar e hereby limited to a t erm of one year fr om the date of original retail pur chase. 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 produ[...]

  • Page 18

    OBSERVER: OBJEC T NAME: DA TE & TIME OBSERVED: CONSTELLA TION: EYEPIECE SIZE: SEEING CONDITIONS: EXCELLENT GOOD POOR NOTES: DRAWING OF IMA GE OBSERV A TION LOG Tel70AZAR_5 3/28/07 10:09 AM Page 18[...]

  • Page 19

    Tel70AZAR_5 3/28/07 10:09 AM Page 19[...]

  • Page 20

    www .meade.com Meade Instr uments Corporation 6001 Oak Canyon, Ir vine, Califor nia 926 18 1-800 626-3233 Tel70AZAR_5 3/28/07 10:09 AM Page 20[...]