User manual for Celestron EdgeHD 9.25 Optical Tube Assembly 91040-XLT
- Manufacturer: Celestron
- Basic description and contents of package
- Product classification: Optics - Telescopes - Catadioptrics (Cassegrain)
- Safety instructions
- Startup and operation of the catadioptrics (cassegrain)
- Tips for setting up your Celestron
- Settings and expert assistance
- Contact Celestron service
- Warranty information
We recommend checking out our discussion threads on the Celestron EdgeHD 9.25 Optical Tube Assembly 91040-XLT,
which address similar problems with connecting and setting up Catadioptrics (Cassegrain) Celestron.
User manual for the Celestron EdgeHD 9.25 Optical Tube Assembly 91040-XLT
The user manual for the Celestron EdgeHD 9.25 Optical Tube Assembly 91040-XLT provides
necessary instructions for the proper use of the product Optics - Telescopes - Catadioptrics (Cassegrain).
The EdgeHD 9.25 Optical Tube Assembly from Celestron features an Aplanatic Schmidt-Cassegrain optical system. This compound, or catadioptric, light-path employs a combination of mirrors and lenses that offer a large high-resolution aperture, a shorter tube length, and enhanced portability. This telescope has a 9.25" aperture, a focal length of 2350mm, and a focal ratio of f/10.
If you own a Celestron catadioptrics (cassegrain) and have a user manual in electronic form,
you can upload it to this website using the link on the right side of the screen.
You can upload and download the manual for the Celestron EdgeHD 9.25 Optical Tube Assembly 91040-XLT in the following formats:
- *.pdf, *.doc, *.txt, *.jpg - Other formats are unfortunately not supported.
Additional parameters of the Celestron EdgeHD 9.25 Optical Tube Assembly 91040-XLT:
| Optical Design || Aplanatic Schmidt-Cassegrain |
| Aperture || 9.25" / 235 mm |
| Focal Length || 2350 mm / 92.52" |
| Focal Ratio || f/10 |
| Resolving Power || Rayleigh: 0.59 arc/sec Dawes: 0.49 arc/sec |
| Theoretical Minimum and Maximum Magnification || Min: 34x Max: 555x |
| Dovetail Plate || Included, compatible with CGE mount |
| Visual Back || Included |
| Eyepiece Barrel Diameter || 2.0" diagonal w/1.25" adapter |
| Finderscope || 9x50 |
| Optical Tube Dimensions || Length: 22.0" / 55.8 cm |
| Weight || 21.0 lb / 9.53 kg |
| Package Weight || 36.4 lb |
| Box Dimensions (LxWxH) || 32.0 x 17.0 x 16.0" |
The user manual for the Celestron EdgeHD 9.25 Optical Tube Assembly 91040-XLT can be downloaded in .pdf
format if it did not come with your new catadioptrics (cassegrain), although the seller is
required to supply one. It is also quite common that customers throw out
the user manual with the box, or put the CD away somewhere and then can’t find it.
That’s why we and other Celestron users keep a unique electronic library
for Celestron catadioptrics (cassegrain)s,
where you can use our link to download the user manual for the Celestron EdgeHD 9.25 Optical Tube Assembly 91040-XLT.
The user manual lists all of the functions of the Celestron EdgeHD 9.25 Optical Tube Assembly 91040-XLT,
all the basic and advanced features and tells you how to use the catadioptrics (cassegrain).
The manual also provides troubleshooting for common problems. Even greater
detail is provided by the service manual, which is not typically shipped with the product,
but which can often be downloaded from Celestron service.
If you want to help expand our database, you can upload a link to this website
to download a user manual or service manual, ideally in .pdf format. These pages
are created by you – users of the Celestron EdgeHD 9.25 Optical Tube Assembly 91040-XLT. User manuals are also
available on the Celestron website under Optics - Telescopes - Catadioptrics (Cassegrain).
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