We recommend checking out our discussion threads on the iOptron R90 90mm f/5.6 Doublet Refractor Telescope 8711,
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User manual for the iOptron R90 90mm f/5.6 Doublet Refractor Telescope 8711
The user manual for the iOptron R90 90mm f/5.6 Doublet Refractor Telescope 8711 provides
necessary instructions for the proper use of the product Optics - Telescopes - Refractors.
The R90 90mm f/5.6 Doublet Refractor Telescope from iOptron features a doublet achromatic lens system with their proprietary anti-reflection fully multicoated optics to produce images with reduced chromatic and spherical aberrations for clear and bright images without distortion across the entire field of view, with true color rendition. This is a versatile optical tube assembly that can be employed as a simple grab-and-go primary telescope, or as a terrestrial spotting scope. It has a fast f/5.6 focal length which makes it ideal for astrophotography of the Moon, planets, or bright and large deep-sky objects.
If you own a iOptron refractors 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 iOptron R90 90mm f/5.6 Doublet Refractor Telescope 8711 in the following formats:
*.pdf, *.doc, *.txt, *.jpg - Other formats are unfortunately not supported.
Additional parameters of the iOptron R90 90mm f/5.6 Doublet Refractor Telescope 8711:
Specifications
Optical Design
Doublet refractor
Aperture
90 mm
Focal Length
500 mm
Focal Ratio
f/5.6
Eyepiece Barrel Diameter
1.25"
Diagonal
45° erect-image
Finderscope
None
Tripod
None
Mount Type
Vixen-style dovetail
Optical Tube Length
19.0" / 48.3 cm, without diagonal and eyepiece
Weight
4.0 lb / 1.8 kg, with diagonal and eyepiece
The user manual for the iOptron R90 90mm f/5.6 Doublet Refractor Telescope 8711 can be downloaded in .pdf
format if it did not come with your new refractors, 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 iOptron users keep a unique electronic library
for iOptron refractorss,
where you can use our link to download the user manual for the iOptron R90 90mm f/5.6 Doublet Refractor Telescope 8711.
The user manual lists all of the functions of the iOptron R90 90mm f/5.6 Doublet Refractor Telescope 8711,
all the basic and advanced features and tells you how to use the refractors.
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 iOptron 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 iOptron R90 90mm f/5.6 Doublet Refractor Telescope 8711. User manuals are also
available on the iOptron website under Optics - Telescopes - Refractors.
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Question and answer discussion forum concerning user instructions and resolving problems with the iOptron R90 90mm f/5.6 Doublet Refractor Telescope 8711 - no comments have been made yet - be the first to add a comment