ATM, Optics and DIY Forum
Amateur Telescope Making (ATM) and any do it yourself related activities. Ask questions, discuss and post pictures of telescope related projects, optics, telescopes, observing chairs, etc.
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3D Printed AstronomyStarted by Gazpacho , 25 Apr 2020  accessories, ATM, DIY, equipment and 1 more...
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Post your Optical Design! (This is a no-discussion thread!)Started by Sean Cunneen , 05 Nov 2019 |
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Post your home made scopeStarted by droid , 22 Jan 2013 |
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Moderator RecruitmentStarted by WOBentley , 03 Feb 2021 |
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Best of ATM and HelpStarted by MMICKELS , 02 Jul 2005 |
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Total Wavefront Error of a Two-Mirror-SystemStarted by JuergenB , Today, 07:30 AM |
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PnP Focus: The simplest-ever Arduino focus controllerStarted by anat , 11 Oct 2017 |
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Idea for Helical focuser.Started by starcanoe , Today, 11:02 AM |
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Cutting truss poles to account for coma correctorStarted by ppg677 , Yesterday, 07:17 PM |
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build: Equatorial ground board for 22" dobsonianStarted by hamishbarker , Today, 01:57 PM |
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Wayno's 16" F/4.45 Dobsonian buildStarted by Waynosworld , 08 Jan 2021 |
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23.5" f/3.6 DobStarted by Augustus , 05 Jun 2020 |
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A question about mirror coatings.Started by 3c_273 , 04 Dec 2019 |
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DIY Power Box - Asking for thoughtsStarted by CanadianLoki , 16 Feb 2021 |
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800mm - the mirrorStarted by skround , 25 May 2020 mirror making
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Help Needed with GEM Pipe Mount PlansStarted by matt_astro_tx , 06 Feb 2021 ATM, DIY, equipment, mount
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Recasting a monster 16" Pyrex blankStarted by ccaissie , Today, 11:08 AM |
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NEW: Raspberry Camera V3 ASCOM driverStarted by RoboRob , 12 May 2020 |
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A list of Mirror SuppliersStarted by flopearedmule , Today, 08:38 AM |
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just scored a dream blank, 16", 3" thick E-6 O'HaraStarted by Moonbiter , 05 Mar 2021 |
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Rocker box jointsStarted by Piero DP , 25 Feb 2021 |
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17.5" BinoScope BuildStarted by Bob4BVM , 04 May 2018 |
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$37 Dobsonian DSC for DIY makersStarted by Adun , 26 Aug 2017 DIY, dob, mount
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Anyone know the diameter of the drive shaft for celestron equatorial motors?Started by Pokemoncrusher1 , 04 Mar 2021 |
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DIY Equatorial Inverted Fork Pillow Block Flange Bearing BuildStarted by Toups , 21 Feb 2021 Mount
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Uses for 6" f/8 GSO primary?Started by Keudn , Yesterday, 10:51 AM ATM, Astrophotography, Beginner and 1 more...
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PLOP calculation helpStarted by jeanine , 05 Mar 2021 |
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Shipping a mirrorStarted by Muleskinner115 , 03 Mar 2021 |
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Effect of the Heat in Ronchi TestStarted by Kanishka827 , Yesterday, 08:07 AM ATM, DIY, Mirror Making, Optics and 2 more...
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Building a heavy duty focuser for astrophotographyStarted by TopherTheME , 06 Dec 2020 |
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16” mirror, 3” thick!Started by erick86 , 26 Feb 2021 |
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Help with Hurst DC MotorStarted by matt_astro_tx , 04 Mar 2021 |
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Another Scope Dolly Build!Started by John Miele , 31 Jan 2021 |
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Roel's 16" f/4 ultralight traveldob (Propdob Mega)Started by Roel , 03 Dec 2020 |
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Secondary mounting plate material ?Started by Bob4BVM , 05 Mar 2021 |
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4" Folded Refractor BuildStarted by bmwscopeguy , 02 Dec 2020 |
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What did you work on today?Started by Sean Cunneen , 18 Feb 2015 |
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12.5" please help with planning the first buildStarted by Speo , 02 Mar 2021 Dob
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ASCOM DarkLight Cover/CalibratorStarted by iwannabswiss , 20 Aug 2020 |
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GSO 8" f/6 RonchigramStarted by mazdak , 15 Feb 2021 |
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All SKy Camera dome for the enclosureStarted by sgreiner , 04 Mar 2021 |
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Ideas to illuminate finderscope crosshairs?Started by Pokemoncrusher1 , 04 Mar 2021 |
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house power supply to cg-4 motors ?Started by Adam82 , 04 Mar 2021 |
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Surplus Shed 27MM x 285mm objectiveStarted by texcoco , 23 Feb 2021 |
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worth shaving off some weight from a 18" blank?Started by CHASLX200 , 01 Mar 2021 |
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The Ginoculars: 150mm f/5 BinoscopeStarted by Tucker512 , 17 Oct 2017 |
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A cheap and effective way to correct tube flexureStarted by cloudypatio , 27 Feb 2021 DIY, Collimation, Reflector and 2 more...
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aGotino - a simple Arduino (Nano) GotoStarted by gspeed , 21 Oct 2020 |
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Twin primaries?Started by jimifanwing , 02 Mar 2021 |
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Hyperbolic primary with Baader coma correctorStarted by Ed Jones , 07 Dec 2016 astrophotography
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