ORION TELESCOPES & BINOCULARS 9978 Instruction Manual Download

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i n s t r u c t i o n M a n u a l

IN 370 7/09

customer support (800) 676-1

343 • E-mail: support@telescope.com

Corporate Offices (831) 763-7000 • 89 Hangar Way, Watsonville, CA 95076

Orion

Premium 190mm

f/5.3 Maksutov-Newtonian

Astrograph

#9978

Providing Exceptional Consumer Optical Products Since 1975

OrionTelescopes.com

Summary of Contents for 9978

Page 1: ...Support 800 676 1343 E mail support telescope com Corporate Offices 831 763 7000 89 Hangar Way Watsonville CA 95076 Orion Premium 190mm f 5 3 Maksutov Newtonian Astrograph 9978 Providing Exceptional C...

Page 2: ...2 accessories including just about any eyepiece or camera The Crayford focuser has a 2 eyepiece holder with a 1 25 eyepiece adapter installed Both the 2 eyepiece holder and 1 25 eyepiece adapter feat...

Page 3: ...elescope is optimized for use with an APS size sensor such as the Orion StarShoot Pro or a DSLR camera Cooling the Telescope All optical instruments need time to reach thermal equil ibrium The bigger...

Page 4: ...tension to the focuser drawtube Figure 2 will increase the amount of weight the focuser can handle Install your camera onto the supplied camera adapter on the focuser during the day Check the focuser...

Page 5: ...reflections for the time being The secondary mirror itself should be cen tered in the focuser drawtube in the direction parallel to the length of the telescope The secondary mirror should face the foc...

Page 6: ...ope When it is dark point the telescope at a bright star and accu rately center it in the eyepiece s field of view Slowly de focus the image with the focusing knob If the telescope is correct ly colli...

Page 7: ...compressed air can or blower bulb available from Orion Any remaining dust is best left alone unless the build up is extreme Finger prints and water marks should be cleaned from your telescope s corre...

Page 8: ...turned postage paid to Orion Warranty Repair 89 Hangar Way Watsonville CA 95076 Proof of purchase such as a copy of the original receipt is required This warranty does not apply if in Orion s judgment...