Orion 9786 Manual

6" newtonian imaging reflector

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instruction Manual
orion
6" newtonian
®
imaging reflector
#9786
customer support (800)‑676‑1343
E‑mail: support@telescope.com
corporate offices (831)‑763‑7000
89 Hangar Way, Watsonville, ca 95076
Providing Exceptional Consumer Optical Products Since 1975
IN 319 Rev. A 09/07

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Summary of Contents for Orion 9786

  • Page 1 Manual orion 6" newtonian ® imaging reflector #9786 customer support (800)‑676‑1343 E‑mail: support@telescope.com corporate offices (831)‑763‑7000 89 Hangar Way, Watsonville, ca 95076 Providing Exceptional Consumer Optical Products Since 1975 IN 319 Rev. A 09/07...
  • Page 2 Dovetail holder Drawtube extension Focuser thumbscrew Primary mirror cell Focus Focus wheel wheel Focus lock thumbscrew Fine focus Focuser wheel thumbscrew Secondary mirror holder Figure 1. The 6" Newtonian Imaging Reflector.
  • Page 3: Getting Started

    Please keep the original shipping box! In the unlikely event ferred position. Tighten the drawtube extension thumbscrew you should need to ship the telescope back to Orion for war­ to lock the extension in place. The extendable drawtube is a ranty repair service, you should use the original packaging.
  • Page 4: Collimating The Optics

    SLR, or if you wish to utilize a secure T­thread con­ is off­center, proceed with the following collimating procedure. nection with a CCD camera like the Orion StarShoot, a zero­ profile camera adapter is required (available from Orion). The The Collimating Cap and Primary Mirror Center Mark zero­profile adapter is inserted into the focuser just like a 2"...
  • Page 5 Reflective surface Primary mirror of collimation center mark drawtube Reflection of primary mirror clip Figure 3. Collimating the optics. When the mirrors are properly aligned, the view down the focuser drawtube should look like this. With the collimation cap in place, if the optics are out of alignment, the view might look something like this. Here, the secondary mirror is centered under the focuser, but it needs to be adjusted (tilted) so that the entire primary mirror is visible.
  • Page 6 the reflection of the secondary mirror within the primary mirror reflection (the smallest circle, with the collimation cap “dot” in Spider vane the center) is off­center. You will fix that in the next step. thumbnuts Once the secondary mirror is centered in the focuser draw­ tube, and the primary mirror reflection is centered in the sec­...
  • Page 7 Keeping the dust cap on the focuser’s 1.25" opening is also a good idea. Improper cleaning can scratch the 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.
  • Page 8: Specifications

    Orion Warranty Repair, 89 Hangar Way, Watsonville, CA 95076. If the product is not registered, proof of purchase (such as a copy of the original invoice) is required.

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