Polar Axis Finderscope for CGX and CGX-L manual · NPF ExploraScope AstroMaster LT Telescope Series 5 Language Manual . C8 N Manual Addendum. Classic Celestron C8 information, maintenance, manuals, parts, and accessories. View and Download Celestron Super C8 instructions online. Celestron Super C8: User Guide. Super C8 Telescope pdf manual download.
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Other sources of spare parts are: The Dec slow motion knob turns a screw that moves a tangent arm connected to the left declination axis bearing.
Following are links to the only two websites I have found: This allows very precise declination adjustments, but the tangent arm has a limited range of motion. The orange tube C8 came fork mounted on a circular drive base. manjal
Celestron C8 Instruction Manual
The corroded collimation screws in the left photo were removed and replaced with Bob’s knobs. I had originally intended to write a historical background on Celestron and the Celesrron, but there are already several very good sites for Celestron history.
Celestron’s Technical Support recommended the following website as a possible msnual of classic C8 information and replacement parts: I have constructed this web page to consolidate the information I have gathered about the C8, hopefully this will be of interest to other C8 owners or anyone interested in early Celestron telescopes. This was the first mass produced Schmidt-Cassegrain telescope, and greatly influenced amateur astronomy in the ‘s through to the present.
There are screw cekestron for mounting accessories on both the front and rear cells. If anyone knows of other classic C8 websites, please send me a link.
Celestron C8 Page
The accessory screws extend 5. The below right photo shows the plastic secondary holder with the Bob’s knobs installed.
The classic orange tube model was sold betweenafter which it was changed mankal a black tube. The below photos show the corrector plate, secondary mirror holder, collimation screws original factory screwsand secondary mirror light baffle.
When assembled, the corrector plate sits on the small manaul and is centered by the cork spacers. The mid-late ‘s mount was monotone grey with solid forks, but early ‘s models had a two tone paint scheme and forks with circular cut outs.
C8 Maintenance Websites There are not too many websites at least that I can find giving classic orange maunal C8 maintenance instructions. The forks are detachable from the circular drive base, which contains a manual right ascension RA control knob, the RA clamp, the RA setting circle, and the clock drive.
Celestron C8 Instruction Manual v | SAS
The C8 was launched in and was the first mass produced Schmidt-Cassegrain telescope. Celestroj below photos show the secondary mirror mounting plate left and the plastic secondary holder right.
The below left photo shows the C8 with the corrector plate removed.