Orionメーカー120ST EQの使用説明書/サービス説明書
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IN 155 Rev . B 02/09 Providing Exceptional Consumer Optical Products Since 1975 Customer Support (800 ) 676-1343 E-mail: support@telescope.com Corporate Offices (831) 763-7000 89 Hangar Way , Watsonvi.
2 T ube rings Objectiv e lens cell Dew cap/lens shade Declination loc k le ver Large counterweight Small counterweight Counterweight lock knobs Counterweight shaft “T oe sa ver” T ripod leg Access.
3 1. Par ts List Qty . Description 1 Optical tube assembly 1 German-type equatorial mount 1 Large counterw eight 1 Small counterw eight 1 Counterweight shaft 3 T r ipod Legs with mounting hardware 1 A.
4 2. Assembly Car efully open all of the bo x es in th e shipp ing con taine r . Mak e sur e all the par ts listed in Secti on 1 are pr esent . Sa ve the bo x es and pack aging material . In th e unlik ely ev ent tha t you need to return the telescope , y ou m ust use the or iginal packag - ing.
on the worm gear shaft. Then tighten the scre w . 12. T o place the finder scope in the finder scope br acket (Figure 3), first unthread the two blac k nylon thumbscrews until the screw ends are flush with the inside diameter of the bracket.
6 3. Balancing the T elescope T o ensure smooth mov ement of the telescope on both axes of the equator ial mount, it is imperative that the optical tube is properly balanced. We will first balance the telescope with respect to the R.A. axis, then the Dec.
The telescope is now balanced on both axes . Now when you loosen the loc k lev er on one or both ax es and manually point the telescope, it should move without resistance and should not drift from where you point it.
T o find P olar is in the sky , look nor th and locate the pattern of the Big Dipper (Figure 7). The two stars at the end of the “bowl” of the Big Dipper point r ight to P olaris. Obser v ers in the Southern Hemisphere aren’t so f or tunate to hav e a bright star so near the south celestial pole (SCP).
9 that is cast into the mount (located directly below the large thumbscrew; see Figure 3). Retighten the thumbscrew . 2. Rotate the date circle until the “0” line on the meridian offset scale lines up with the time meridian indicator mark.
10 loosen the big tripod attachment knob directly under neath the base of the equatorial mount. The fine adjustment knobs work b y loosening one and then tightening the other . When done, retighten the tr ipod attachment knob to fir mly secure the mount and tripod.
11 c. d. Figure 9. This illustration shows the telescope pointed in the f our cardinal directions: (a) nor th, (b) south, (c) east, (d) west. Note that the tripod and mount ha ve not been moved; only the telescope tube has been moved on the R.A. and Dec.
Cooling the T elescope All optical instr uments need time to reach “ther mal equilibr i- um. ” The bigger the instr ument and the larger the temperature change, the more time is needed. Allo w at least a half-hour f or your telescope to cool to the temper ature outdoors.
13 lence causes objects viewed through the telescope to “boil. ” If the stars are twin kling noticeab ly when you look up at the sky with just y our e yes , the seeing is bad and y ou w ill be limited to vie wing with low powers (bad seei ng aff ects images at high pow ers more sev erely).
C. The Planets The planets don’t sta y put like the stars (the y don’t hav e fixed R.A. and Dec. coordinates), so you’ll hav e to ref er to char ts published monthly at our website, www .telescope.com, or in monthly magazines like Astronomy , Sky & T elescope , to locate them.
15 used or the image will be blurred beyond recognition. T r y expo - su re tim es bet w ee n 1 an d 10 sec on ds , d epe nd in g up on the brightness of the planet to be photographed and the ISO of the film being used.
Orion T elescopes & Binoculars 89 Hangar Way , Watsonville, CA 95076 Customer Support Help Line (800) 676-1343 • Day or Evening One-Y ear Limited W arranty This Orion AstroView 120ST Equatorial refractor is warr anted against def ects in materials or workman- ship for a period of one y ear from the date of purchase.
デバイスOrion 120ST EQの購入後に（又は購入する前であっても）重要なポイントは、説明書をよく読むことです。その単純な理由はいくつかあります：
Orion 120ST EQをまだ購入していないなら、この製品の基本情報を理解する良い機会です。まずは上にある説明書の最初のページをご覧ください。そこにはOrion 120ST EQの技術情報の概要が記載されているはずです。デバイスがあなたのニーズを満たすかどうかは、ここで確認しましょう。Orion 120ST EQの取扱説明書の次のページをよく読むことにより、製品の全機能やその取り扱いに関する情報を知ることができます。Orion 120ST EQで得られた情報は、きっとあなたの購入の決断を手助けしてくれることでしょう。
Orion 120ST EQを既にお持ちだが、まだ読んでいない場合は、上記の理由によりそれを行うべきです。そうすることにより機能を適切に使用しているか、又はOrion 120ST EQの不適切な取り扱いによりその寿命を短くする危険を犯していないかどうかを知ることができます。
ですが、ユーザガイドが果たす重要な役割の一つは、Orion 120ST EQに関する問題の解決を支援することです。そこにはほとんどの場合、トラブルシューティング、すなわちOrion 120ST EQデバイスで最もよく起こりうる故障・不良とそれらの対処法についてのアドバイスを見つけることができるはずです。たとえ問題を解決できなかった場合でも、説明書にはカスタマー・サービスセンター又は最寄りのサービスセンターへの問い合わせ先等、次の対処法についての指示があるはずです。
