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Telescope types
Telescope Types. Refractors; Reflectors. Newtonian Reflectors; Cassegrain Telescope;
Herschel telescope; Richey-Chretien Telescope; Schiefspiegler
http://www.seds.org/~spider/spider/Misc/scopetypes.html 3k
S*T*A*R Astronomy - Telescope Making Links
to build a Spider for your Telescope · Ross Orr: A Homemade Diagonal-Holder
Also Computerized Astronomical Telescope controllers compatible with the
http://www.starastronomy.org/TelescopeMaking/Links/ 61k
ProtoStar - Frequently Asked Questions
4-vane spiders are recommended for larger telescopes since the larger span requires
4-vane spiders are also a better choice for photographic telescopes.
http://www.fpi-protostar.com/faq.htm 33k
Dobsonian Telescope Obsession
Large aperture Dobsonian telescopes for observers that want the best. Now I
see why the flexible curved spider vanes. A terrific scope!
http://www.globaldialog.com/~obsessiontscp/OBHP.html 19k
Re: Wire Spiders for Planetary Reflecting Telescopes
Re: Wire Spiders for Planetary Reflecting Telescopes The spider obstruction
is subtracting out energy from the point spread function,
http://astro.umsystem.edu/atm/ARCHIVES/OCT95/msg00188.html 4k
Discovery Telescopes 4-Vane Spider for 7" ID tube (high quality)
Discovery Telescopes 4-Vane Spider for 7" ID tube (high quality). 4-Vane Spider
for 7" ID tube (high quality). Astronomy / Mounts / Other Accessory
http://www.buytelescopes.com/product.asp?pid=3126 32k
The Schiefspiegler Telescope
They have in common that they are reflecting telescopes without the These simple
possibilities lead to Schiefspiegler telescopes of Kutter type;
http://www.seds.org/~spider/scopes/schiefi.html 7k
A Hacksaw Spider
Some thoughts about spiders in Newtonian telescopes fine-tuning on the primary
mirror only. Here is my FAQ about collimating a Newtonian telescope
http://www.atmsite.org/contrib/Carlin/spider/ 8k
"e-scopes.cc" Astronomy Telescope Kits, Telescope Mirrors
e-Scopes® 4-vane spiders fit telescope tubes from 7 to 15 inches inside diameter.
Complete installation instructions are included.
http://www.e-scopes.cc/catalog7_0.html 22k
The Prairie Astronomy Club: Building the Club Telescope
The 4-vane spider was made from threaded rod, 1.25" aluminum channel, and 1.25"
wide x .03" Total cost of the PAC Telescope was nearly right on budget,
http://www.prairieastronomyclub.org/scope2.htm 14k
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