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Telescope Making

Click on any of these topics to go to that section

Telescopes & Accessories

APM  Markus Ludes European telescope web site. TMB Optical, APM, Losmandy, Coronado, Antares, JMI, Tal, Tele Vue, and many other manufactures. Free download for Registax software for imaging, also has a Yahoo group for discussion, and links for further information.
Advanced Telescope Systems  Advanced Telescope Systems manufactures telescope piers. All portable and permanent piers and special accessories are custom machined to the exact requirements for their customers. ATS is located in Anaheim, CA.
Affordable Equatorial Platforms  Art DeBrito manufactures nice equatorial platforms using Baltic Birch. Currently he does have a backlog on orders. All you need to do is apply the finish of your choice. He also offers do it yourself kits and ATM supplies. Affordable is located in Peyton, CO.
AGENA AstroProducts  Optical accessories, filters, diagonals, tripod cases, observing aids, camera adapters & T-rings. AGENA also has numerous astronomy books and software publications for sale at very good discounts. AGENA is located in Cerritos, CA.
Anacortes Telescopes  Offering a variety of telescopes and accessories, Meade, Celestron, Tele Vue, Losmandy, William Optics, Lumicon, cameras, imaging accessories, many products available from their online catalog. Anacortes Telescopes is located in Anacortes, WA.
Apogee Inc.  Apogee Inc. offers a complete line of Apogee and Astele telescopes, Celestron, Meade, Kendrick Dew Systems, Apogee Binoculars, Lens assemblies, optics, Filters, Prisms, motors, fans, gears, and other ATM accessories. Apogee is located in Union, IL.
AstroMart  The AstroMart web site offers a large database of astronomy related web sites. They list over 75 vendors, also they provide a discussion forum, links to astronomy clubs & star parties, and classified adds from private parties. You will also find links for informational astronomy, and astronomy software.
Astronomics  Astronomics is located in Norman, OK. They offer products from several manufacturers including Celestron, Meade, Takahasi, Stellervue, TeleVue, TMB and other suppliers. They have their complete catalog available online including used items & specials.
Astro-Physics  Astro-Physics is a supplier of premium refracting telescopes and telescope mounts. Their online catalog lists all their products and accessories. Astro-Physics telescopes are world renown for their superior products. The Astro-Physics products are in such high demand that they have a back up on orders of a year or more. You will have to sign up on their notification list to be eligible to purchase one of their telescopes or mounts. Astro-Physics is headquartered in Rockford, IL.
Astrosystems  Astrosystems offers a range of products and services. Their premier product is the TeleKit truss style telescope available in a 12.5 inch through 32 inch size. You select your own optics, (Galaxy, Intermountain, Pegasus, Swayze, & Nova) Also available eyepieces (Widescan & University Optics), green laser pointers, focusers, Collimating tools, cooling fan power supply, Digital setting circles, EQ platforms, filters, spiders & secondaries, Sky Atlases, Star charts, truss accessories, Teflon, Telrads, bearings, & scope covers. Astrosystems is located in LaSalle, CO.
Astronomy Mall   Directory of Telescope suppliers and accessories. Classified adds, discussion forum, and Stolen Equipment list.
California Tubular Designs  Tubes for Dobsonian telescope makers. Tubes available in 6 inch to 16 inch. Sonotube, or aluminum, rolled ends available. Assorted colors and finishes, also bases, Kydex, Ebony Star, and tube trim available. CTD is located in Los Gatos, CA.
Celestron International  Celestron sells all types of telescopes, binoculars, accessories, eyepieces, links. Their web site features their full product line, telescope basics and buying guide, and other useful astronomy guides and links. Celestron is located in Torrance, Ca.
Clement Focuser  Don Clement offers a unique focuser available in a 2 inch & a 3 inch model. Also available for use with the Clement focuser is the Robo-Focus for which allows control of the focuser by your computer. Clement Focuser is located in Running Springs, CA.
Compact Precision Telescopes  Compact Precision Telescopes from Mark Wagner offers telescopes in 8 inch-18" sizes. CPT's are telescoping metal telescopes originally designed with portability in mind. the scopes can be mounted on either a Dobsonian or Equatorial mount. Mirrors are by Swayze. Contact Mark for more information. They are located in Los Gatos, CA.
Coronado Technology Group Coronado has produced high quality optics for 35 years. Recently the amateur astronomy community has benefited by the introduction of several products for solar observing. They have a complete line of solar telescopes, H-Alpha, Whitelight filters, eyepieces, and accessories. Coronado is located in Tucson AZ.
D & G Optical   D & G Optical specializes in refractors & Cassegrain telescopes and optics. They manufacture their own optics, tube assemblies and many telescope accessories. D & G Optical is located in Manheim, PA.
David Chandler Company  David Chandler is well known for offering wonderful observing aids for the amateur astronomer. They sell planispheres, books, astronomy software, and accessories. David Chandler is located in Springville, CA.
Denkmeier Optical Incorporated  Denkmeier Optical offers binoviewing systems and accessories. Their binoviewers are suitable for all types of telescope designs. They provide their complete product line, FAQ's, links, dealers, and ordering information on their web site. Denkmeier Optical is located in Ocean City, MD.
Discovery Telescopes  Discovery Telescopes offers DHQ, DHQ Premium, and Truss type telescopes. They manufacture their own optics for all of their telescopes. They also sell telescope mirrors, secondaries, eyepieces, focusers, setting circles, spiders, dust covers, bearing kits, mirror cells, and other telescope making supplies. Discovery Telescopes is located in Oceanside, CA.
Got Grit ATM Supplies  Grit, Pitch, Tile & Lap  tools, Grit Kits, Grinding Kits, Polishing Pads, Plate Glass. Basic mirror grinding & testing tutorials. Got Grit is located in New Port Richey, FL. Currently they are shipping their products from MN.
Hardin Optical  Offering all types of telescopes, binoculars, eyepieces, tripods, mounts, and accessories. Tele Vue, Celestron, Astrola, Meade, Takahashi, Bushnell, Nikon, Coronado. Hardin Optical is located in Bandon, OR.
Howie Glatter's Laser Collimator  Howie offers Green Laser Collimators in 1.25" & 2" sizes. A useful tool for collimating Newtonians, Refractors, and Cassegrain telescopes. Howie also sells Green Laser Pointers at his other web site SkyPointer. Howie Glatter is located in Bronx, NY.
Jim Fly's  Cat's Eye collimation tool, Catsperch observing chair, information and links for the ATM building a Dobsonian. Jim Fly is located in Huntsville, AL. 
Jim's Mobile Industries (JMI) World renowned manufacturer of Newtonian telescopes, focusers, drive motors, focus motors, polar alignment scopes, carrying cases and many other fine products. JMI is located in Lakewood, CO.
Johns Telescopes  Mirror kits (4"-16"), mirror blanks (4"-16"), Rhonci testers, Spherometers, and other ATM supplies.
Lumicon  Lumicon internationally renowned for high quality filters and astrophotography accessories, provides their complete catalog online. Filters, Easy Guiders, Astrophotography film and Hyper Kits, Diagonals, Binoviewers, and more.
Lumicon is located in Simi Valley, CA.
MAG 1 Instruments  Mag 1 Instruments sells PortaBall Telescopes in an 8" - 14.5" telescopes. They are uniquely designed spherical truss type alt/az telescopes. Mag 1 uses Zambuto Optics in all their telescopes. Mag 1 is located in New Berlin, WI.
Meade Instruments Corporation  Meade Instruments manufactures Telescopes, binoculars, eyepieces, filters, tripods, "Autostar" Go To controllers, and numerous accessories for telescopes and imaging. The Meade product line is available online, with a FAQ's and astronomy links. Meade Instruments headquarters is in Irvine, CA.
Newport Glass  Telescope making supplies. Pyrex mirror blanks (standard & thin) 1"-32", standard plate glass mirror blanks, Newtonian mirror blanks, large lightweight Pyrex mirror blanks up to 40", polished & coated mirrors, Cassegrain mirror blanks 8"-16",diagonal mirror blanks, ceramic glass blanks, Rhonci screens, mirror kits, grinding tools, sonotubes, spiders, focusers, polishing tools & compounds. Newport Glass has a large online catalog. Newport Glass ships from Stanton, CA.
NightSky Scopes  NightSky Scopes offers premium Truss style telescopes available in sizes 12.5"- 22".  Jim Nadeau began offering his products in 2001. Standard features include Pegasus Optics, Moonlight Telescope Crayford focusers, light shroud, and a Telrad . Upgrades for all their scopes are available. Jim also offers ServoCat GoTO software, Digital Setting Circles, and covers & padded bags. NightSky Scopes is located in Lacombe, LA.
Obsession Telescopes  Obsession Telescopes by Dave Kriege, offers beautiful Truss style telescopes 15"-30". If you have aperture fever this is a web site to visit. They also sell mirrors (OMI & Galaxy), truss tubes, side bearings, tube inserts, ServoCAT Go To Tracking drives, and Digital setting circles. Also see "The Dobsonian Telescope: A Practical Manual for Building Large Aperture Telescopes", by Dave Kriege & Richard Berry. Obsession Telescopes is located in Lake Mills, WI.
Oceanside Photo and Telescope   Vast online telescope and accessories catalog. The OPT store is very friendly and helpful, they have a knowledgeable staff and offer free advice for new scope owners. Links, and a new section with Mike Weasner author of "Using the ETX". OPT is located in Oceanside, CA.
Optical Mechanics  Optical Mechanics Inc. is a manufacture of high precision optics, opto-mechanical assemblies, and high precision optical instruments, and collimators. OMI also offers mirror testing, recoating, and refiguring. They are the optical supplier for Obsession Telescopes. OMI also provides several informative and thorough technical articles on mirror testing and optics on the web site. OMI corporate office is in Iowa City, IA. and a west coast office in CA.
Orion Telescopes & Binoculars  All types of telescopes, binoculars, eyepieces, mounts, filters, cases, accessories, online shopping available. Orion Telescopes is located in Cupertino, CA.
Parks Optical  Parks Optical offers a full range of premium Telescopes, Binoculars, and ATM supplies, that are available from authorized dealers. The Parks web site online catalog lists all their products. Parks Optical headquarters is located in Simi Valley, CA.
Pitch Laps  Pitch Laps molds sold by Kevin McCarthy. Kevin is located in Plaistow, NH. Kevin sells a LM-3 pitch mold for use with 4"-12" size mirrors. The mold has 144 facets, and produces enough pitch laps for up to 12 mirrors, in a single pouring. He also has molds for larger mirrors. His web site provides a thorough tutorial on how to use his mold kits, and links for related products.
Plettstone Telescopes  Plettstone Telescopes offers unique custom handcrafted lightweight Truss style telescopes. The telescopes currently offered are available in a 12.5 f/5, a 15" f/4.5 or f/5, and an 18" f4.5. Plettstone Telescopes use optics from Stevens Optical, Pegasus Optical, and Zambuto Optical. The Starlight Instruments Feather Touch 2" focuser is standard on all of their scopes. The diagonals are from Protostar, and all the hardware is stainless steel. They also offer an assortment of ATM supplies. Plettstone is located in Mariposa, CA.
Protostar  Manufacturer of diagonal mounts, secondary mirrors, and Protostar flocked paper for light baffling in your telescope. Protostar is located in Worthington, Ohio.
RXDesign   RXDesign are makers of the ServoCat & ServoCat Jr. GOTO telescope control system. Provides GOTO and tracking for 8 inch and up Dobsonian telescopes. Also Argo Navis or Sky Commander DSC software with several star catalogs in the database are available. Compatible with Mel Bartels software. RXDesign is located in Charlotte N.C.
Salem Distributing  Grit & Pitch supplies for the ATM. Salem Distributing ships out of Winston-Salem, North Carolina. Look in the Telescope section. Salem Distributing also sales industrial & ophthalmic glass supplies.
SBIG Astronomical Instruments  SBIG (Santa Barbara Instrument Group) provides premier products and accessories for astrophotography and CCD imaging. CCD cameras, filters, software products, adaptive optics accessories, camera adapters, and many other items are available in their online catalog. SBIG offers an online FAQ for their products and proficient technical customer support.  They are located in Santa Barbara, CA.
Sean's Astronomy Shop  Sean's Astronomy Shop offers Meade, Celestron, Televue, Discovery telescopes, Kendrick Astro Systems, Star Light Focusers, Universal Astronomics' Binocular Mounts, Telrads, Sirius Brand Filters, Lumicon, and 1000 Oaks Optical supplies. Sean is an amateur astronomer and enjoys offering his customers and visitors astronomy classes and observing nights at his store. Sean's Astronomy Shop now host's the Southwest Washington Stargazers club. Sean will provide free shipping in the U.S. Sean's Astronomy Shop is located in Battle Ground, WA.
Siebert Optics  Harry Siebert's original Eyepieces and Binoviewers. Harry also offers Barlows, Converters, Correcting Prisms, Diagonals, Extender tubes, and eyepiece adapters. Very good customer service and satisfaction. Siebert Optics is located in Clayton NC.
Sirius Optics  Sirius Optics located in Kirkland WA offers a line of filters and filter wheels, and a wide range of coating services including: Single and multiple layer, anti-reflective coating, Protected and enhanced mirror coatings, Neutral density filters, Bandpass and Interference filters, and Conductive coatings.
STARIZONA  STARIZONA is an authorized seller for TeleVue, Celestron, and Cannon. They offer a number of different telescopes including Celestron, TeleVue, and Vixen models. They also offer TeleVue & Celestron eyepieces, barlows, filters, binoculars, CCD & imaging accessories, books maps, and software. They are located in Tuscon AZ.
Stargazer Steve  From Canada Dobsonian telescope kits available in 6" and 4 1/4". Also offers eyepieces and additional links.
Starmaster Portable Telescopes  Starmaster offers two product lines for their telescopes. The ELT  truss models are available in 12.5" f/4.5 and 11" f/4.55. Their conventional truss scopes are available in 14.5" through 24" sizes. Starmaster uses Zambuto mirrors and Crayford focusers in their products. Starmaster is located in Arcadia, KS.
Starsplitter Telescopes  Starsplitter offers several Truss type telescopes in 8" to a 30" mirror size. Starsplitter uses JMI focusers and Galaxy & Nova optics. Starsplitter also offers many telescope making supplies and accessories. They are located in Thousand Oaks, CA.
Stellarvue Telescopes  Stellarvue makes refractor telescopes, and spotting scopes. All their products are hand made using TMB Optical products. They are located in Auburn, California.
Sterling Resale Optics  Offering mirrors, lenses, filters, windows, wedges, beamsplitters, miscellaneous optics, and hardware, and links. Sterling Optics is located in Aliso Viejo, CA.
Sunriver Nature Center  Offering telescopes, eyepieces, and accessories from Celestron, Orion, Tele Vue, Coronado, JMI, and Discovery. Also books, maps, posters, and links. Sunriver Nature Center is located in Sunriver, OR.
Swayze Optical  Located in Portland Oregon, Steve Swayze is renowned for his premium mirrors. Mirror sizes available from 12.5" up to 25". Also offers refiguring services. File to make a spider for your scope and further links.
TMB  TMB Optical was founded in 1990 by Thomas M. Back. TMB manufactures apochromatic refractors, supermonocentric eyepieces, apochromatic lenses in cells, focuser extensions, field flatteners, and the Starbeam adapter. Refractors are available in sizes 80mm f/6 through 356mm f/12 with special orders available. TMB is located in Cleveland, OH. TMB products are also available from Astronomics Norman, OK.
TAL Telescopes  Direct link to the TAL Telescope manufacturer in Novosibirsk, Russia. Telescopes, Night Vision optics, and devices, finderscopes, focusers, eyepieces, mirrors, lenses, color filters, and TAL software.
Teleport Telescopes  Tom Noe owner of Teleport Telescopes produces beautiful portable Dobsonian telescopes. Tom offers his light weight collapsible telescopes in a 7 inch, f/5.6, a 10 inch f/5, and a 14.5 inch f/5 model. These are striking telescopes easily recognizable by their collapsing design. Teleport uses Zambuto Optics in all their telescopes. Teleport also offers Collimators, Tele Vue & Pentax eyepieces, eyepiece adapters, masks, Sky Commander telescope controls, telescope stands, and carrying cases. Teleport is located near Wylie, TX.
Tele Vue Optics  Tele Vue Optics is owned by Al Nagler, a longtime amateur astronomer and professional optics designer for forty years. The Tele Vue web site provides a complete online catalog of all their beautiful hand crafted products. Telescopes, eyepieces, mounts, observing accessories, and photo accessories. Web site also provides a FAQ, telescope buying guide, and an eyepiece calculator. Tele Vue is located in Chester, NY.
Teeters Telescopes  Dobsonian conversions 6"-12.5", Truss scope 8"-20", Truss conversions. Teeters uses Royce or Swayze mirrors, and Crayford focusers. Teeters is located in Jackson, NJ.
Thousand Oaks Optical  Thousand Oaks Optical offers filters for a variety of solar observing. Included in their product lines are; Glass Solar filters type 2 & 3, Black Polymer film, H-Alpha filters. Nebula filters for enhancing Deep Sky viewing; LP-1 broadband, LP-2 narrowband, LP-3 Oxygen III, & LP-4 Hydrogen Beta filter. Also Digital Dew Heater available. Technical FAQ's for care of filters and proper use. Thousand Oaks Optical is located in Thousand Oaks, CA.
University Optics  University Optics has an online catalog offering eyepieces, mirror cells & secondaries, spiders, books, binoviewer, CCD supplies & kits, and software. University Optics is located in Ann Arbor, MI.
Z-bolt.com   Z-bolt.com supplies various green laser pointers, and engraving services. They are located in Portland, OR

 

Telescope Making

ATM Archives  Archives maintained by Andy Steere, dating back to Jan 1995. Vast collection of articles for the ATM.
ATM Dictionary  Presented by Oliver Biot. ATM Dictionary available in 9 languages.
ATM Mailing List FAQ   FAQ's for the "ATM" email list written by Tim Poulsen. Extensive articles covering the various aspects of telescope building. 
ATM's Resource List  Web site created by Bob Lombardi. Large database of resources for the amateur telescope maker. Includes mirror making kits & supplies, mirror coating services, books & periodicals, commercial optics, telescope parts, miscellaneous & electronics, beginners advise and links to the UK  ATM list.
ATM Site Articles  ATM articles by various authors covering many areas of telescope making, worksheets, spreadsheets, collimation, electronics, mounts, telescope design software.
ATM Supplies for the UK  A large collection of ATM supplies by Francis Milsom for those in the UK. The list includes mirror & grinding supplies, tools, telescopes, eyepieces, paint, varnish, and accessories. He also has a web site featuring his telescopes and other ATM projects on his ATM page.
The ATM's Workshop  Site created by John Upton. Topics include workshops in Optics, Woodworking, Metal working, telescopes, Electronics, Programming, Activities, and an Index of projects, techniques and reviews. Wonderful resources for the ATM.
Antique Telescope Society  Founded in 1991 by Bart Fried, Ken Launie, John Briggs, Bob Ariail, and Bruce Wingate. The Society web site provides history of the Society, ATS FAQ's, ATS conventions, the ATS Journal, Techniques & Tips, Resources, Biographies of Opticians, & Telescope makers, and related links.
Automated Mirror Cell Optimization   Web page by Prof. David Lewis of the Dept. Electrical and Computer Engineering, University of Toronto. Provides an introduction and download of a CAD tool called "PLOP" for optimization of mirror cells.
Mel Bartel's Web Site   Renowned amateur astronomer and software developer from Oregon. Information and tutorials including large mirror grinding, telescope design and building, polishing and pitch tips, Ronchi testing, mirror collimating, links to software, also links to other ATM web sites and related links for further reading.
Building a Dobsonian  From the TIE, Telescopes in Education Project, sponsored by JPL. Complete plans for construction of a Dobsonian telescope by John Dobson. Plans for an 8" telescope and a 10" telescope.
Ray Cash  Ray Cash includes plans for building a 13" travel scope, and other sizes of Dobsonian telescopes. Link to his astrophotography gallery, and other deep sky links.
Computerized 6" Dobsonian Telescope  Web site by Berthold Hamburger discussing the building of a computerized controller for his 6" Dob. Features many photos of the controller.
Control of Stepping Motors  A tutorial on stepping motors by Douglas W. Jones from The University of Iowa Dept. of Computer Science. This is a very thorough tutorial indexed with text and diagrams. In addition links to many related web sites are provided, including manufacturers of motors, controllers and distributors.
Jeff DeTray Homemade Eyepieces  Jeff DeTray shows his 19mm and 23mm homemade eyepieces. Also links back to his web site "Astronomy Boy", which has more ATM ideas, a constellation guide, and a guide to the best Non-Messier objects.
Mike Hanlon's Webstuff  Mike Hanlon is an amateur astronomer and an ATM. His web site features many of his telescopes, mirror testing information, some simple DIY projects, his basic guide to imaging. Mike has a PhD in Structural Molecular Biology, so he includes a  very educational tutorial on this topic.
Homemade Astronomy  Web site by Larry Brown features ATM projects including a simple refracting 3 inch telescope, a 12.5 inch split-ring reflector, homemade eyepieces, telescope & mount upgrades, upgrading a 4 inch refractor, astro photos, and building finderscopes.
Mike Lindner's ATM page  Collection of articles, projects, software, pictures of Mike's 6" f/7 Dobsonian telescope, book reviews, links for the ATM.
Robert May's Mirror Making  Bob's web site contains information on Mirror making with text, diagrams, and links to related web resources. Topics are in three categories, Telescope Construction, Theory & History, and Miscellaneous.
Mirror-o-Matic  Mirror grinding machine web site from Dennis & Bob Rech. Web site includes photos of the grinder built by other ATM's, an online manual for building your own mirror grinding machine, and a mailing list for support. You can also email Bob for a hardcopy of the manual.
Bill Mitchell  Bill Mitchell's web site features his 30" Lightweight Aluminum Titanium telescope, his 18" lightweight Aluminum telescope, building his first scope, a 10" Truss style Dobsonian, and the building of his Equatorial platform. Bill includes many photos and text for each of his projects.
Notes on Silvering a Mirror  Web page by Michael J. Coslo discusses silvering a mirror. Includes preparation, materials and directions to silver a mirror. Text only, no images. Original link can be found on the ATM site.
Ross Orr  Ross Orr's web site is entitled "A Nifty Homemade First Telescope". On his web site he discusses the construction of his first telescope a nice 6 inch f/5 Dobsonian telescope. Ross provides pictures to document the process and links to resources he used to build his "first" telescope.
Peter Pekuar's ATM site  Peter has featured several nice scopes on his web site with several photos showing his 12.5" f/5.13 truss scope, a 16" f5.2 flex mirror scope, and a 25" f4.5 scope. He also shows his plans for building a helical focuser.
Pulsar Control for Telrad   Web site by Franz Frederick, design plans by Jim Heilman shows you how to build your own pulse control for your Telrad.
David Ratledge  David Ratledge a renowned author, lecturer, and amateur astronomer is from Lancashire, UK. His books include "Observing the Caldwell Objects", "Software & Data for Practical Astronomers", & "The Art & Science of CCD Astronomy". His web site features CCD imaging, Telescope making ( be sure to look at the 8 inch all metal Binocular telescope), Comet observations, links to his books, and links to related web sites.
Bruce Sayer's ATM Site  Bruce provides construction details for a 22" reflector, a 22" binocular telescope, 20" reflector, and other projects. The various projects are described in detail using text, photos, and virtual reality models.
Chuck Shaw's ATM site  Chuck Shaw from Houston TX. features several ATM projects on his web site. He shows his plans and photos of a 10" f/6, and his 14.5"f/5 telescope. He also provides links to several other ATM projects, an EQ platform, a guidescope for an Alt/Az mount, and an image gallery as well as numerous links to related web sites.
Dave Stevick  Dave Stevick is an amateur astronomer from West Virginia. His web site features links to his web page for Weird Telescopes (Stevick-Paul telescope, a Brunn telescope, Schiefspiegler telescopes, Yolo telescope) and a Tesla Coil project. Interesting views of unusual telescopes, plans for building a Stevick-Paul scope, his Tesla Coil, and links to other ATM web sites.
Ed Stewart's Astro Design
  Ed Stewart's web page for enhancements of the Meade LX200, Tripod shelf & stabilizer, EQ wedge stabilizer, 2-D counterweight design, Installing a DobDriver II, and other ATM projects. Also sky charts and object lists for computerized scopes. 
Telescope Making Web Ring  The Telescope Making Web Ring is a collection of web sites which are partly or wholely devoted to construction of astronomical equipment, such as telescopes, especially by amateurs.
Dave Trott  Dave Trott features his 13 inch & 6 inch telescope binoculars. He provides text, images and a history of his projects, and links to related web sites. If you are considering building a large binocular telescope definitely visit his web site.
Fred Veio  Fred Veio's web site is a wealth of information on building a Spectrohelioscope. An article featuring his plans for building a Spectrohelioscope was first published in 1969 in Sky & Telescope magazine. You will find PDF files of his book "The Spectrohelioscope", updates, articles on solar spectroscopy, pictures, science of solar imaging, sources for parts & materials, and several links to related web sites.

Gary Wolanski Telescope Projects  Gary is an ATM who has built a 16" lightweight telescope, and a 10" portable scope using aircraft aluminum. Pictures and details of all his projects, further links for the ATM.