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IN 112 Rev. A  0399

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

®

Skywatcher

™ 

90mm EQ 

#9024

Equatorial Refracting Telescope

Summary of Contents for SKYWATCHER 9024

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 Skywatcher 90mm...

Page 2: ...rweight Counterweight shaft Latitude locking t bolt Azimuth adjustment knob Accessory tray bracket attachment point Tripod leg lock knob Piggy back camera adapter Tube mounting rings Finder scope brac...

Page 3: ...EQ Refractor is designed for high resolution viewing of astronomical objects With its precision optics and equatorial mount you ll be able to locate and enjoy hundreds of fascinating celestial denizen...

Page 4: ...unterweight with one hand and thread the shaft into the equatorial mount at the base of the dec lination axis with the other hand When it is threaded as far in as it will go position the counterweight...

Page 5: ...ded to center it on the crosshairs Otherwise you ll have to make coarser adjust ments to the alignment screws to redirect the aim of the finder scope Make sure the knurled lock nut on each alignment s...

Page 6: ...tude The R A and Dec values for celestial objects can be found in any star atlas or star catalog So the coordinates for the Orion Nebula listed in a star atlas will look like this R A 5h 35 4m Dec 5 2...

Page 7: ...pe the light polluted city sky and head for darker country skies You ll be amazed at how many more stars and deep sky objects are visible in a dark sky Cooling the Telescope All optical instruments ne...

Page 8: ...other source of heat as they will cause heat wave disturbances that will distort the image you see through the telescope Especially important for observing faint objects is good trans parency air fre...

Page 9: ...e higher the magnification you use the dim mer the image will appear So stick with low power when observing deep sky objects because they re already very faint Consult a star atlas or observing guide...

Page 10: ...You are now exposing your first deep sky object While exposing through the camera lens you will need to monitor the accuracy of the mount s tracking by looking through the illuminated reticle eyepiec...

Page 11: ...en cleaning the lens as this will scratch it The tissue may leave fibers on the lens but this is not a problem they can be blown off with a blower bulb Never disassemble the telescope or eyepieces to...

Page 12: ...here the telescope is out of balance tilting Figure 2e Telescope is now balanced on the Dec axis i e it remains horizontal when hands are released Figure 2a Balancing the telescope with respect to the...

Page 13: ...Latitude scale Figure 3 The equatorial mount D E C L I N A T I O N A X I S Figure 4 To find Polaris in the night sky look north and find the Big Dipper Extend an imaginary line from the two Pointer St...

Page 14: ...nting south Note that in all these illustrations the mount and tripod remain stationary only the R A and Dec axes are moved Figure 5b Telescope pointing north Figure 5c Telescope pointing east Figure...

Page 15: ...Watsonville CA 95076 If the product is not registered proof of purchase such as a copy of the original invoice is required This warranty does not apply if in Orion s judgment the instrument has been...

Page 16: ...et with your fingers Push the finder scope through the bracket until the O ring seats just inside the front opening of the bracket s cylinder Now release the tensioner and tighten the adjustment screw...

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