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  1. Help! Mirror Fog!
  2. Tasco galaxsee 45
  3. How to know which reflectors will reach focus for AP
  4. Favorite up grade to your dob?
  5. Is there a Newtonian design that eliminates star spikes and other distortions?
  6. How Clean Does the Primary Mirror Need to Be - Really?
  7. Mirror re-coating
  8. Need instructions
  9. Helios Skyhawk 114-2
  10. Tasco 11TR
  11. Officina Stellare RH-200
  12. Perfect case for your 4" (~100mm) refractor
  13. Setting up a Celestron 52268 C90 for afocal Digiscope
  14. astrophotography with celstron astromaster 114 eq
  15. Bausch and lomb criterion 8000 manual needed
  16. Celestron 6 inch classic reflector
  17. re-coating mirrors at the South Africa Astronomical Observatory
  18. Why not silvered mirrors?
  19. f4 Quatro
  20. Newbie looking for Telescope
  21. Ineterested in questions about manual entry level reflectors for a paper.
  22. Looking for instruction manual PDF for an Apertura AD12
  23. Collimating a bird-jones without a primary centre spot
  24. Celestron Astro Fi WiFi telescopes?
  25. Newtonian rotation rings, basic
  26. RC 8" Collimation lessons learned, quesstions
  27. Collimation Cap or cheshire?
  28. esperience with Starblast 6i?
  29. storage? LX70 equatorial mount
  30. Help new astronomer
  31. Moving....Crash! Boom! Bang! My scope!
  32. Bresser N-150L on a CG4 mount
  33. Care and handling of a truss style dob.
  34. Collimation shout out to Philip
  35. Newtonian for Astrophotography
  36. Non-typical Secondary mirror on 20" RC?
  37. Bresser Newtonian OTA
  38. Alignment
  39. XT12 primary mirror quality
  40. Photography with Newtonians Question
  41. Should I referb this scope more?
  42. Wisdom of 10" F/3.9 for Visual with Some AP and limit travel, Eyepiece Focal lengths
  43. collimation question
  44. Obsession primary moving and solution
  45. Mirror cleaning, not so bad
  46. Can't collimate
  47. Rehabing an old handmade telescope
  48. Orion starseeker IV goto 150mm telescope
  49. Suggestions for Travel Scope
  50. Is it time to clean?
  51. Orion xt10 vs xt10i
  52. cooling fan mod for Orion 8" newt
  53. flocking this flocker...
  54. Sky Watcher Collapsible Dobsonians ???
  55. Installing a Moonlight CR2
  56. Thread size for secondary mirror adjusting screws ???
  57. Aperture 10" pros & cons
  58. eVscope (Enhanced Vision scope)
  59. Vixen VMC 110L magnification problems
  60. Focal reducer for a Mak-Newt?
  61. Apertura Dobsonian 10" supplied EPs
  62. Zhumell, Orion, Apertura?
  63. Difference Dirty mirror vs Clean mirror in visual observations
  64. Hubble Optics
  65. Has anyone used the Explore Scientific 8 inch carbon fiber Newt?
  66. New Telescope Has Arrived!
  67. Orion Skyquest xt 6 Classic Dobsonian wants to come home
  68. Telescope Parts
  69. Homemade 1969 Newtonian First Light
  70. Solar Tracking Question
  71. Re: Meade 114EQ-DH Drive Motor
  72. Orion SkyQuest Part Needed
  73. New to Astronomy - Telescope recommendation
  74. EZ push to
  75. Spacek (not Sissy) Telescope
  76. M Ritchey-Chretien advice
  77. At8
  78. A few Coma Corrector examples..
  79. Drawtube alignment with optical path.
  80. Orion f/4.9 OTA collimation
  81. Colimation by numbers
  82. A 24" scope, and the Cloud Gods take a holiday!!!
  83. Laser collimators
  84. Looking For New Mirrors
  85. Orion XT8 Plus on Orion Atlas Pro EQ/AZ-G.
  86. my Bushnell 769648 is blurry
  87. AWB Onesky 130 at the beach
  88. Freebie Scope --- What do I have???
  89. I got a new scope!!!
  90. Ritchey-Chretien ...
  91. First light with new Mag1 Instruments Portaball 12.5"
  92. Modification: Adding a Telrad beside the RACI on an XT10i
  93. New SLT short tube ?
  94. Edmund Astroscan
  95. Diagonal cleaning
  96. 100% illuminated spot in the FOV
  97. GSO RC collimation
  98. secondary mirror size for newtonian reflector telescopes
  99. First lighting of a Z10, a mini-review
  100. Great deal on a reflector and Goto AZ mount!
  101. Collimating during session
  102. Astromaster 114 - blurry
  103. Considering 11 year old XT6, thoughts/concerns?
  104. Focuser axial alignment in Newtonian Reflectors
  105. Anyone using AT 10" f/4 carbon fiber truss-tube imaging Newtonian?
  106. Twisted spider vein
  107. First light on the Orion 8" Astrograph.
  108. Orion 6" F/4 Newtonian Astrograph First Impression
  109. Criterion RV6 Makeover
  110. Farpointastro collimation aid issue
  111. Zhumell Z100 100mm f/4
  112. secondary enhanced mirror coatings question
  113. Rainbow/prism effect.
  114. The Jones-Bird telescope design - the IS and ISN't
  115. 15 inch primary mirror has a scratch
  116. Yet another collimation aid
  117. travelling with 15 inch primary mirror
  118. Maksutov Newtonian or Just Regular Newtonian?
  119. Request for Image
  120. Thoughts on a new imaging reflector
  121. Aligning Secondary on Celestron 127EQ w/ or w/o Correction Lens?
  122. Water spots on the primary - 10" newt, Should I clean it?
  123. Weird zooming on Celestron PowerSeeker 127eq?
  124. Welcome to my nightmare.
  125. Suggestions for high-quality Dobsonian optics?
  126. Question about "Lowest Useful Magnification" & focal reducers
  127. ES 2" coma corrector any good?
  128. Cruelty to telescopes
  129. All You Want to Know about Bird-Jones Telescopes and More
  130. Yes I did sneak one in there. Grab and go or not?
  131. Collimation problems
  132. K-Way telescope (for RSA members)
  133. Celestron knows how to throw a curve
  134. Is this worth the money
  135. Pulled the trigger on a Celestron AstroMaster 130EQ MD
  136. Trading with a friend - Is this an equal trade?
  137. What have I done?
  138. Orion SpaceProbe 130ST
  139. upgrading to my second scope recommendations
  140. 130mm f/5 reflector vs. 102mm f/6.5 Achromat Refractor
  141. Now what is wrong with this picture?
  142. Glatter Tools
  143. Question about Mak-Newt Astrographs
  144. Finally My Dream OTA comes true
  145. Finally bought new scope and mount.
  146. Laser, barlowed laser, collimation cap, and cheshire collimator: my experience
  147. Close View Secondary Adjustment (CVSA)
  148. Collimation Issue...any suggestions?
  149. Up, up and away above....
  150. It's only half as bad as you think it is....
  151. Quick Mirror Clean?
  152. Newb question: 2x or 3x barlow?
  153. Now's your chance so hurry!
  154. Newb question re: Celestron 127EQ
  155. Not a grab-n-go: 22-inch solid tube on GEM
  156. 12" f5 Newtonian
  157. What do we accomplish when we collimate a primary mirror?
  158. 10" Newtonian vs 8" R-C
  159. A poorer man's coma corrector
  160. Why do we not see longer focal ratios especially on smaller appateur scopes?
  161. NStiesi's C8N rebuild thread
  162. DO I still need Star charts?
  163. What if I have been wrong all this time?
  164. And just to round things off....
  165. 8 inch Reflector on an Equatorial mount for $425 new (link to Amazon)?
  166. The secondary mirror...nothing more than a driver's side rear view mirror
  167. Dented diffraction ring patterns in star test.
  168. first impression review of tpo f6 6" imaging newt
  169. Best "budget" scope?
  170. Eyepieces and mount for Omni 150/750.
  171. a sheepish re-request
  172. Opinions on focuser upgrade sought
  173. Identification
  174. damage advice request
  175. out of focus stars..
  176. Decisions...Which is 'best'...Recommendations?
  177. best 6" F/5 reflector?
  178. Cleaning a spec off secondary mirror?
  179. Orion 203mm f4.9 and Baadar mpcc question and observation
  180. Collimation issue or something else?
  181. Pulled the Trigger - Clouds for a Month
  182. Just finished servicing my 5" reflector
  183. Meade R8 F/5 first impression
  184. colimention problem or?
  185. swapping out OTA
  186. Meade DS 2130
  187. AstroZap Reflector?
  188. Celestron 6" Newtonian
  189. Laser collimator collimation
  190. A little embarrassed
  191. GEO77 telescope
  192. Another couple questions about my 8" dob
  193. Schmidt vs Newt, Planetary
  194. Legit store site
  195. Bird - Jones Collimation Note
  196. Tips for m31
  197. Meade TeleStar / DS-2130AT
  198. Question about my 8" dob
  199. Need Suggestions for remounting primary mirror
  200. Celestron 127EQ or Celestron 130EQ
  201. New 8" Orion Astrograph
  202. Dew Prevention Idea
  203. Can optics be to fast
  204. are focal reducers compatible with newtonian reflectors?
  205. Central Obstruction Effects in Telescope Resolution.
  206. Hi! I am new to this forum.
  207. First and Second Lights - Meade Polaris 130
  208. New guy...what am I in for?
  209. Meade 114EQ-DH Drive Motor
  210. Considering upgrading from 6 to 8 inches.
  211. EFA kit for Planewave CDK 12.5
  212. Frequent collimation required on new scope
  213. Safe to look at tonights eclipse through a 10 inch scope?
  214. First light with Orion GX250
  215. Do you have to be at a dark site to see nebulae and clusters?
  216. Orion GX 250
  217. 250mm Quattro vs NEQ6Pro Astrophoto
  218. Visionary Mira Ceti
  219. TPO 8" F4 imaging newtonian
  220. Can Bob's Knobs be better...?
  221. Is upgrading a 4.5" to a 8" telescope really worth it?
  222. mining in the red box
  223. cant wait
  224. Yay or Nay?
  225. Can I get some feedback from both sides? Laser Collimator or Cheshire?
  226. New DOB seems to work just fine.
  227. Have any of you ever tried to make a rolling base for your DOB?
  228. Leaving to go get the 10 inch DOB!
  229. Review: Lunt50THa B600 Solar Scope
  230. Advice on what to look for when buying a used telescope.
  231. 2+ months research - My current thoughts on getting a new OTA
  232. What do you guys think?
  233. What are the best brands
  234. How to clean the telescope
  235. Cheshire for an RV6 ?
  236. TPO/GSO/Orion?...!
  237. Second light Celestron Omni XLT 120
  238. Telescope with broken goto
  239. E bay bargain
  240. Bird Jones to newtonian
  241. Mirror cleaning question
  242. Used Astromaster 114eq experience, some tips.
  243. 1st scope, beginner's budget, Celestron AstroMaster 130 vs. Celestron PowerSeeker 127
  244. tricks with astrophotography
  245. 12" Astrograph Newt
  246. So will I see anything special looking an Venus/Jupiter tonight?
  247. Unable to get a sharp focus 14" dob
  248. Motor for EQ
  249. Laser Collimator Recommendations.
  250. GSO 150/900 Newtonian Telescope