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Celestron 52270 manual

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Table of contents for the manual

  • Page 1

    80mm Wide V iew Spotting Scope (#52260 ) 102mm Wide V iew Spotti ng Scope (#52270) INSTRUCTION MANUAL[...]

  • Page 2

    2 INTRODUCTIO N A spotting scope is no thin g more than a tele scope that is d esigned to look around the Ea rth. Unlike as tronom ical teles copes, which p roduce inv erted or reverted imag es, spotting scop es produce cor rectly oriente d im ages. Celestro n offe rs sev eral diffe rent m odels, eac h of which u ses the high est quali ty optics to[...]

  • Page 3

    3 GETTING ST A RTED The high mag nification of your spot ting scope m akes it v ery di fficult to handho ld and, as a result, it must be at tached to a s table platfo rm. The 102m m Wide View has a tripod adapt er block, which is loca ted on the bottom of the spott ing scope tube. Rem ove y our spotting scope from the box and attach it to any of th[...]

  • Page 4

    4 The Wide V iew Sp otting Scope This sect ion covers t he correct s et up and op erating procedures fo r your Cele stron 80mm or 102mm Wide View spot ting scope and inclu des inform ation on v isual an d photog raphic observation s. The Wide View spo tting sco pe uses a classi cal ref racto r optica l desig n with a two- element (a chrom atic) len[...]

  • Page 5

    5 Removing the Len s Cover To protec t your spotting scope, the o bjective len s, focus er, and acces sories are f itted wit h protectiv e covers. Al l are tensio n-fitte d and easily rem oved by pulling off. The cov ers should be remov ed as each piec e is installed. O nce rem oved, place th e covers in the box to en sure th ey won’t ge t lost. [...]

  • Page 6

    6 presses tig htly between the find erscope and the inside of the brack et. Tighten the three adjustm ent screws unt il they make contact w ith the finders cope body . See figure 3a. 2. Slide the f inder brack et (a ttached to the finder scope) into the m ounting bra cket on the spotting sco pe. Tig hten the thum b screw on th e mounting bracket to[...]

  • Page 7

    7 Focusing For obje cts closer than the one y ou are cur rently obs erving , turn the focus k nobs toward s the eyepiece and for ob jects fur ther away, tur n the fo cus knobs aw ay from the eyepiec e. Changing Ey epieces You can vary the power o f your spot ting scope s imply by changing eyepieces. To change eyepiece s: 1. Loosen the thum bscrew o[...]

  • Page 8

    8 Attaching a Camer a To attach a camera to your Wide View Spott er: 1. Remove all v isual acce ssori es. 2. Thread the pro per T- Ring onto t he built- in T-A dapter thread s at the end of the eyepiece holder. 3. Mount your cam era body onto the T- Ring the sam e as you would any other lens. Focusing The Camera The focusing mechanism is the sam e [...]

  • Page 9

    9 VISUA L OBSERVING INFOR MA TION Focusing When work ing w ith any optic al instrum ent, the re are s everal focusing hin ts tha t will ens ure that you g et the sharpest possibl e imag e. The hints lis ted here a re for visu al obse rving and photography . S Never look through g lass. Glass found in household windows is op tically imperfe ct an[...]

  • Page 10

    10 Field of View Determ ining the fie ld of view is im portant if y ou want to get an idea of th e size of the ob ject you are obse rving . To calcu late th e actual field of v iew, div ide the app arent field of th e eyepiec e (supplied by the ey epiece m anufacturer ) by the m agnifica tion. In equation form at, the form ula looks lik e this: App[...]

  • Page 11

    11 A STRONOMY WITH YOUR SPOTTING SCOPE A spotting scope is no thing m ore than a telescop e that produces cor rectly oriented im ag es. That is why all Celestron spo tting scope s are so well-suited f or looking around the Ea rth. But this in no way lim its th e spotting scope to terrest rial use. On the contrary , the 102mm Wide View s potting sco[...]

  • Page 12

    12 Observing D eep Sky Object s Deep sky objects are s imply those objec ts outsi de the b oundaries of our so lar system . They include st ar cluste rs, plane tary nebu lae, di ffuse nebul ae, double stars, and other g alaxies outside our own Mi lky Way . Because y our spotting scop e is not se t up fo r serio us astronom ical observing, y ou will[...]

  • Page 13

    13 CARE A ND CLE ANING OF THE OPTICS Occasiona lly, dust and /or m oisture may build up on the len s of your spott ing scope. Spec ial care should be tak en when clean ing any optical ins trument s o as not to damag e the optics. If dust has b uilt up on the lens, r emov e the dust with a camel’s h air brush or a can of p ressurized air. Spray at[...]

  • Page 14

    14 CELESTRON TWO YEA R W ARRANTY A. Cel estr on war rants this tele scope to be fr ee fro m defe cts in mate rials and w orkmans hip f or tw o ye ars. Cele stron w ill re pa ir o r repl ace such pr oduc t or par t ther eof w hich, upo n inspe ction by Cele stro n, is found to be de fectiv e in mate rials or w orkmans hip . As a con diti on to t he [...]

  • Page 15

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  • Page 16

    2835 Columbia S treet Torrance, CA 90 503 (310)328- 9560 (310) 212- 5835 (FAX) Web site: http:www.celestron.com Copyrig ht 2002 Celestron All rig hts res erved. Products o r instructions m ay chang e without no tice or obligation. Printed in China 1 0-02[...]