Orion Shorttube 4.5" EQ 9083 Instruction Manual Download | Manualshive

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IN 067 Rev. B 1298

Providing Exceptional Consumer Optical Products Since 1975

Customer Support (800) 676-1343
E-mail: [email protected]

Corporate Offices (831) 763-7000
P.O. Box 1815, Santa Cruz, CA 95061

instruction Manual

orion

®

shorttube

™

4.5" EQ

#9083

Equatorial Reflecting Telescope

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Summary of Contents for Shorttube 4.5" EQ 9083

Page 1: ...Consumer Optical Products Since 1975 Customer Support 800 676 1343 E mail support telescope com Corporate Offices 831 763 7000 P O Box 1815 Santa Cruz CA 95061 instruction Manual Orion ShortTube 4 5...

Page 2: ...ws 3 Right ascension setting circle Right ascension slow motion control cable Latitude adjustment T bolt Leg lock bolt Tripod leg Declination slow motion control cable Declination locking bolt Declina...

Page 3: ...s rings and by the perpetual dance of Jupiter s brightest moons And gazing still far ther into space you ll be able to locate hundreds of mind boggling deep sky objects sparkling star clusters glowing...

Page 4: ...r glasses off by just refocusing the telescope the needed amount Calculating the Magnification It is desirable to have a range of eyepieces of different focal lengths to allow viewing over a range of...

Page 5: ...ircle so the pointer indicates the R A listed for that object in the star atlas Finding Objects With the Setting Circles Now that both setting circles are calibrated look up in a star atlas the coordi...

Page 6: ...the bolt on the counterweight The washer and bolt on the end of the counterweight shaft will prevent the counterweights from slipping off the shaft and possibly onto your foot if the counterweight loc...

Page 7: ...e finder scope Use the three alignment screws to center the object on the crosshairs of the finder scope Then look again into the main telescope s eyepiece and see if it is still centered there as wel...

Page 8: ...n the sec ondary mirror as it is not in Figure 4B adjust the tilt of the secondary mirror by alternately loosening one of the three alignment screws of the secondary mirror holder a turn or two and ti...

Page 9: ...mirror coatings so the fewer times you have to clean the mirrors the better Small specks of dust or flecks of paint have virtually no effect on the visual performance of the telescope The large prima...

Page 10: ...ator A full Moon is too bright and devoid of surface shadows to yield a pleas ing view Use a Moon Filter Orion 5662 to dim the Moon when it is very bright It simply threads onto the bottom of the eyep...

Page 11: ...igure 2 To find Polaris in the night sky look north and find the Big Dipper Extend an imaginary line from the two Pointer Stars in the bowl of the Big Dipper Go about 5 times the distance between thos...

Page 12: ...of the original invoice is required This warranty does not apply if in Orion s judgment the instrument has been abused mishandled or modified nor does it apply to normal wear and tear This warranty gi...

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