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Orion

®

 Telescopes & Binoculars

Corporate Offices: 89 Hangar Way, Watsonville CA 95076 - USA. Customer Support:

 

www.OrionTelescopes.com/contactus

Copyright © 2018 Orion Telescopes & Binoculars. All Rights Reserved. No part of this product instruction or any of its contents may be 

reproduced, copied, modified or adapted, without the prior written consent of Orion Telescopes & Binoculars.

One-Year Limited Warranty

This Orion product is warranted against defects in materials or workmanship for a period of one year from the date of purchase. 

This warranty is for the benefit of the original retail purchaser only. During this warranty period Orion Telescopes & Binoculars will 

repair or replace, at Orion’s option, any warranted instrument that proves to be defective, provided it is returned postage paid. 

Proof of purchase (such as a copy of the original receipt) is required. This warranty is only valid in the country of purchase.

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 gives you specific legal rights. It is not intended to remove or restrict your other legal rights 

under applicable local consumer law; your state or national statutory consumer rights governing the sale of consumer goods 

remain fully applicable. 

For further warranty information, please visit www.OrionTelescopes.com/warranty.

Specifications

 

CC6 CC8

Optical configuration:  

Classical Cassegrain 

Classical Cassegrain

Primary mirror figure:  

Paraboloid 

Paraboloid

Secondary mirror figure:  

Hyperboloid 

Hyperboloid

Mirror material:  

Quartz (SiO2) 

Quartz (SiO2)   

Mirror coating:  

Enhanced, 96% with SiO2 overcoat 

Enhanced, 96% with SiO2 overcoat

Focuser: 

Dual-speed (10:1) Crayford, 2" (with 1.25" adapter)  Dual-speed (10:1) Crayford, 2"(with 1.25" adapter)

Drawtube travel:  

41mm (laser-engraved millimeter scale) 

50mm (laser-engraved millimeter scale)

Baffles: 

8 internal knife-edge baffles 

11 internal knife-edge baffles

Optical tube material: 

Rolled steel 

Rolled steel

Aperture: 

152mm (6") 

200mm (7.9")

Focal length: 

1836mm 

2400mm

Focal ratio: 

f/12 

f/12

Secondary mirror diameter:  50mm 

60mm

Central obstruction: 

58.5mm (38%, linear) 

68.5mm (34%, linear)

Backfocus distance: 

157.2mm (from end of 2" focuser collar) 

166mm (from end of 2" focuser collar)

Mounting plate: 

V-style mounting plate 

D plate (bottom); V-style plate (top)

Finder scope base: 

Two dovetail bases 

Two dovetail bases

Tube length: 

20.5" (including focuser) 

25" (including focuser)

Extension rings: 

One 2" ring and two 1" rings 

One 2" ring and two 1" rings

Weight: 

12 lbs.  

18 lbs. 4 oz.

Summary of Contents for CC6

Page 1: ...es 89 Hangar Way Watsonville CA 95076 USA Providing Exceptional Consumer Optical Products Since 1975 Copyright 2018 Orion Telescopes Binoculars All Rights Reserved No part of this product instruction or any of its contents may be reproduced copied modified or adapted without the prior written consent of Orion Telescopes Binoculars 52139 52138 ...

Page 2: ...y are designed for installation individually or in combination between the optical tube and the focuser to take up unneeded backfocus Refer to the Specifications at the end of this manual for the native back focus distance of the CC6 and CC8 If the focuser drawtube is fully extended and you are still unable to achieve focus you will need to install one or more extension rings To do so you must fir...

Page 3: ...located on the underside of the focuser Grip ring Coarse focus knob Brass compression ring 1 25 adapter Drawtube Thumbscrew locks 2 accessary collar Coarse focus knob Millimeter and inch scales Fine focus knob Focuser attachment collar Dovetail finder scope bases A Drawtube lock knob Drawtube tension adjustment knob B ...

Page 4: ...dovetail bases along with a reflex sight or another finder scope for visual use in the other The choice is yours The CC8 also features a slotted V style universal dovetail bar on top of the tube Figure 6 custom designed by Orion to allow mounting of a guidescope or a DSLR camera for piggy back photography or even a second piggybacked telescope for visual use or imaging You will have to remove the ...

Page 5: ...as close to horizontal as possible 3 Insert the collimation cap or Cheshire eyepiece into the focuser via the included 1 25 adapter If using a Cheshire eyepiece make sure that the 45 reflecting surface of the Cheshire is aimed at a bright source of light like a ceiling light or a clear sky outdoors 4 Look through the collimation cap Cheshire eyepiece If using a Cheshire eyepiece you should see a s...

Page 6: ...ery slightly by no more than 1 10 turn at a time and one screw at a time before checking the view through the Cheshire again to see how things changed Only tiny adjustments should be required to achieve collimation This will also aid in the pre vention of accidently putting the telescope grossly out of colli mation With each tiny tweak of a screw make a mental note of which way and how far the cen...

Page 7: ...nimal drift adjust ments will be required It is recommended that you not use a star diagonal while per forming this procedure Rather place an eyepiece directly into the 1 25 adapter in the focuser It should be an eyepiece that provides moderate to high magnification You may need to add all three of the extension rings in front of the focuser to be able to reach focus Center the star in the field o...

Page 8: ...s under applicable local consumer law your state or national statutory consumer rights governing the sale of consumer goods remain fully applicable For further warranty information please visit www OrionTelescopes com warranty Specifications CC6 CC8 Optical configuration Classical Cassegrain Classical Cassegrain Primary mirror figure Paraboloid Paraboloid Secondary mirror figure Hyperboloid Hyperb...

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