cassini C-650 Operating Instructions Manual

C-650

OPERATING INSTRUCTIONS

TO MO UNT:

1) REMO VE MARS-EY E ELECTRO NIC FIND ER FROM BOX.

2) LO OSEN TH UMB SC REWS ON SI DE OF FI NDER AN D SLID E FIN DER ON TO DOV ETAIL
MOUN T LOCATED AT TOP OF M AIN TELES COPE TU BE.

3) TIGH TEN THU MB SCRE WS.

TO CH ECK ALI GNME NT WIT H MAI N TELE SCOP E:(IMPO RTANT!)

1) THE MA RS-EYE EL ECTRONI C FINDER IS NOT PR E-SET AT FACTORY. THE FOL LOWING
WILL AL LOW YOU T O ADJUST T HE ALIGN MENT.

2) DURING TH E DAY LIGHT HOURS, AIM THE MAIN TEL ESCOPE AT AN OBJECT AT LEAST 1/4
MILE OR MOR E IN THE DISTANCE AND BRIN G IT INTO FO CUS.(VERY I MPORTANT)

3) ONCE YO U HAVE CENTE RED THE REFER ENCE ITEM IN THE MAIN TU BE, TIGHTEN ALL
KNOB S AND ADJ USTMENTS TO PREV ENT ANY MO VEMENT.

4) REMOVE CIRCULAR BATTERY S AVER L OCATED B ENEATH F RONT O F F INDER (B E S URE.
TO SAVE AN D REPLA CE THE BATTE RY SAVER WH EN NOT IN U SE.)

5) TURN FI NDER ON B Y S L IDING O N/OFF S WITCH F ORWARD. O N/OFF S W I TCH IS LO C ATED
ON TH E RIGHT SIDE OF THE FIN DER.

6) LOOK THROUG H THE FIND ER AND LO CATE THE RED DO T.

7) IF TH E OBJEC T IN THE MARS-EY E FIND ER IS NOT T HE OBJEC T YOU SEE T HROUGH T HE
MAIN TELESC OPE TUBE, ADJ USTMENT I S REQU IRED.

8) TO MOVE THE RED DOT UP AND DOWN , SIMPLY TURN THE ELE VATION S CREW LOCATED
ON TH E REAR B OTTOM OF TH E FINDER TO HEIGH T REQUIRE D.

9) TO MOV E THE RED DOT LEF T AND RIGHT, SIM PLY TURN THE WINDAG E SCREW LOCATED
AT THE FRO NT LEFT S IDE OF THE FINDER TO THE PR OPER POSI TION.

10) THESE AD JUSTMEN TS WILL ALLOW YO U TO POSITIO N THE RED DOT ON THE SA ME
OBJE CT CENTER ED IN TH E MAIN T ELESCOPE .

MARS-EYE ELECTRONIC FINDER

MOUNTING & ALIGNMENT

THIS T ELESCOPE HAS BE EN COR RECTED AGAINST CHROMATI C ABER RATION AND
PROD UCED TO P RECISE SP ECIFICATIO NS.

PRIO R TO USIN G YOUR NEW CASSIN I TELESCO PE, PLEASE READ TH E FOLLOWI NG SETUP
AND U SAGE IN STRUCTIO NS. IT IS IM PORTANT TO PRO PERLY ASSEM BLE YOUR TE LESCOPE
IN OR DER TO ALL OW IT TO F UNCTIO N PROPERLY.

CONS IDER US ING THE TEL ESCOPE FO R EARTH (TE RRESTRIA L) VIEWING BEFOR E
ATTEMP TING TO V IEW ASTRON OMICAL O BJECTS. TH IS WILL FA MILIAR IZE YOU WI TH HOW
POWE RFUL EAC H EYEPIEC E WILL BE, AS W ELL AS INT RODUCI NG YOU TO THE FUNCTIO NS
OF YOU R ACCE SSORY LE NSES.

DUE TO T HE MIRROR DIAGO NAL POSI TIONED I N THE FO CUS HOU SING, THE I MAGE YO U
SEE W ILL ALWAYS BE RIG HT SIDE UP. BUT L EFT AND RI GHT ARE REVE RSED.

WE RE COMMEN D YOU BEGI N WITH T HE LOWEST POWER E YEPIECE, 20M M, WHEN USI NG
YOUR T ELESCOPE . AS YOU IN CREASE THE POWER TO 6MM, YOU R POWER WI LL BE HIGHE R,
BUT TH E IMAGE WILL APPE AR DARKER ; THIS IS DUE TO THE B ASIC PHYS ICAL PROPE RTIES OF
THE TE LESCOPE. T HE HIGH ER THE POW ER YOU USE T HE DARKER THE IMA GE WILL
APPE AR AND YOU R VIEWING FIELD WILL BE MOR E NARROW.

PLEA SE BE PATIEN T WHEN USI NG YOUR T ELESCOPE . IT IS A VERY SE NSITIVE I NSTRUMEN T
THAT IS C APABLE OF US ING HIGH P OWERS. HOW EVER, THE M ORE POW ER YOU USE, T HE
MORE SENSIT IVE THE TEL ESCOPE BE COMES. AS A RESULT, THE SL IGHTEST M OVEMEN T OF
THE TE LESCOPE C OULD CAUS E YOU TO LOS E THE IMAG E YOU HAVE I N YOUR EYE PIECE.
PRAC TICE WI LL ENABLE Y OU TO KNO W HOW MUCH MOVEMEN T TO EXPE CT WITH EACH
EYEP IECE AND IT'S CORR ESPONDIN G POWER.

INTRODUCTION

CASSINI C-650

OPERATING INSTRUCTIONS

2

7

ACCESSORIES

A. FULLY ADJ USTABLE ALUMI NUM TRIPO D

B. EYEP IECES.
6MM=100X MO ST POWER/ L EAST BR IGHTNE SS
20MM=30X LO WEST POWE R/BRIGH TEST IMAG E

C. DIAG ONAL MIRRO R.
ALLOW S FOR AN U PRIGHT IMAGE T HROUGH YOUR
TELE SCOPE AT ALL TIM ES -LEFT AN D RIGHT ARE R EVERSED.

D. ELEC TRONIC MA RS-EYE FIN DER
ALLOW S FOR EA SY SPOTTI NG OF OB JECTS.

E. PLAN ETARIUM CD-R OM
FROM ANY LOCATI ON YOU C AN SEE T HE SKY AT IT APP EARS AT ANY TIME OF DAY,
OR EV EN IN THE F UTURE.

TAKE THE TIME TO BECOME FAMILI AR WIT H YOUR N EW TELE SCOPE . LEARN T HE
NAME S OF THE VARIOUS PARTS, WHE RE THE Y ARE LOCATE D AND THE IR FUN CTION. IT
IS THE BEST TO PERFO RM THES E FUNC TIONS DURIN G THE DAY TI ME.

WHEN SETTI NG UP FO R A VIE WING SE SSION, PLA CE THE TEL ESCOPE IN AN AREA
SHELTE RED FR OM THE W IND IF POSSI BLE. THE BEST NI GHT TIME VI EWING WIL L BE
AWAY FROM C ITY LI GHT AND WH EN THE ATMOSPH ERE IS "STEAD Y".

WITH A LIT TLE PR ACTICE YOU WI LL LEAR N TO JUDG E WHEN VI EWING C ONDITION S
ARE G OOD. LO OK FOR T HE NIG HTS WH EN THE S TARS SHI NE BRI GHTLY WIT H LITT LE
OR NO T WINKLING .

USE L OW POW ER TO TAKE ADVAN TA GE OF TH E WIDE R FIEL D OF VI EW AND BR IGHTE R
IMAG E. RESE RVE YOU R HIGH P OWERS FOR THE NI GHTS W HEN THE VIEWI NG
COND ITION S ALLOW F OR DETAI LED OB SERVATIONS.

GETTING THE MOST FROM YOUR TELESCOPE

36

EYEP IECE POWE R
20MM 30X
6MM 100X

20MM IDE ALLY SUITED FOR ALL TERRE STRIAL AND AST RONOMICA L VIEWING.
6MM IS R ECOMMEND ED FOR NIG HTS OF ST EADY SEEIN G.

PROP ER PLAC EMENT OF TH E EYEPIE CES AND ACC ESSORIES IS IMP ORTANT IN O RDER TO
ASSU RE EASY OPERATIO NS AND CLEA R VIEWI NG.
PLEA SE USE T HE ACCES SORIES IN THE FOL LOWING OR DER. BY DOI NG THIS, Y OU WILL
BETT ER UNDE RSTAND THE I MPACT EAC H INDIV IDUAL ACCES SORY HAS ON THE FUN CTION
OF YOU R TELESCO PE.

HOW TO USE EYEPIECES & ACCESSORIES

1) F OCUSI NG TUB E

TURN FOCUSI NG WHEELS TOWARD THE
TELE SCOPE U NTIL IT WIL L NOT GO F URTHER.
TO FOC US BEGIN TO TURN TH E FOCUS ING
KNOB S TOWARD Y OUR BOD Y, SL OWLY, UNTIL
THE I MAGE IS CLEAR. NOTE: YOU MU ST HAVE
AN EY EPIECE AND DIAG ONAL INSER TED IN
ORDE R TO VIEW IMAGE.

2) D IAGON AL MIR ROR

INSE RT THE DI AGONAL M IRROR INT O THE
FOCU SING HO USING.

3) E YEPIE CE IN SERTI ON

AFTE R THE DI AGONAL I S INSERTE D, PLAC E
THE E YEPIEC E (20MM) INTO TH E DIAGONA L
MIRR OR. THE L OWER TH E NUMB ER ON TH E
EYEP IECE, TH E HIGHE R THE POWE R YOUR
TELE SCOPE W ILL BE USIN G. PLUS, YOU
DECR EASE TH E FIELD OF VIEW AND T HE
BRIG HTNESS OF YOUR IMAGE. WHE N USING
EYEP IECES, W E SUGGEST ALWAYS S TA RTING
WITH T HE LOWEST POWER AN D THEN G OING
UP.

4

CASSINI F-650

ASSEMBLY INSTRUCTIONS

1. REMO VE PRE-ASS EMBLED TR IPOD

2. ADJUS T TRIPOD TO PROP ER HEIG HT BY LOOSE NING, ADJUS TING AND TIG HTENING
THE L OCKING KNOBS.

3. REMO VE TELESC OPE AND M OUNT FR OM CARTON. N OTE: THEY CO ME PRE-ASS EMBLED
FROM THE FACTO RY.

4. LOOS EN MOUNTI NG KNOB ON THE TEL ESCOPE MO UNT (UNDER NEATH)

5. PLAC E THE TELES COPE AND MO UNT ASSEM BLY ONTO THE TO P OF THE T RIPOD.

6. TIGH TEN LOC KING KNOB (UNDER NEATH THE TRI POD TOP) SEC URELY.

7. REMO VE ELECTR ONIC MARS -EYE FIND ER.

8. USE T HE TWO TH UMB SCREW S TO POSITI ON THE ELE CTRONIC M ARS-EYE FI NDER ON
THE TE LESCOPE T UBE. FOR ADDITIO NAL HELP SE E THE PAGE IN YOUR INSTRUCT ION
BOOK FOR MA RS-EYE E LECTRON IC FIND ER MOUNTI NG AND ALIGNM ENT.

5

600MM X 50MM OPTIC AL TUBE

TRIP OD LOC KING KN OB

RUBB ER FEE T

FULLY ADJ USTABLE T RIPOD

DEW S HIELD

EYEP IECE

EREC T IMAGE MIRRO R

FOCU SER

ALTITU DE AZIMU TH MOU NT

AZIM UTH LO CKING K NOB

FEATURES OF F-650

MARS- EYE FIN DER