PDA

View Full Version : Catadioptric Telescope Forum



Pages : [1] 2 3 4

  1. Looking for advice on SCT vs MCT for AP
  2. GSO Cassegrains
  3. Parking my Nexstar 8
  4. Much difference in a F12 mak and F10 SCT?
  5. Measde LX200 10" - To clean or not to clean?
  6. Advice between two telescopes
  7. Visual Back size C9 and Edge 9.25
  8. Dew shield and a dewheater system for an STC.
  9. Will I need a Coma Corrector with C8 or C9?
  10. MAK telescope buy
  11. C90: Old vs New
  12. Anyone tried the Meade Stella WiFi Adapter and StellaAccess on their LX200?
  13. Exit Pupil Illustration for Meade 10" f/10 LX200
  14. Is there a 2” aperture Focal Reducer for 10” Meade f/10 LX200?
  15. Hello, and good evenings to all
  16. USA C90 and a Crayford focuser
  17. Meade LX65 or Celestron 8SE?
  18. Just thinking, Maybe
  19. What am I doing wrong with my Nexstar 8se
  20. More contrast in a MAK or SCT
  21. C8 on CG4 mount?
  22. Meade 2045 Screw Thread type?
  23. Dual Speed SCT Focuser
  24. Collimation Help: Moving Poisson Spot
  25. Collimation tools for SC scopes
  26. ODK Versus RC
  27. Accessories thoughts
  28. A Big'un for the SCT AP crowd.
  29. Oldschool C8 Forkmount Dec movement problem
  30. SCT - C11- Collimation thru Diagonal
  31. A fair price? Meade 2080 LX2
  32. Orange C8 first light is a fuzzy tree!!!!?????
  33. "New" Orange Celestron C8
  34. Should I get a vintage Celestron C8?
  35. Whats the big hype on Cassegrain scopes?
  36. Early Celestron 8 SCT corrector lens position
  37. Rear focuser for Celestron Astro Fi 5
  38. Celestron 8SE Possible Astigmatism Issue
  39. Mak Cat Question
  40. Herding Cats (looking for a decent, inexpensive small cat)
  41. Regular SCT vs. Edge HD
  42. Question about C8
  43. CPC HC and MC software update made easier
  44. Collimation issues on a Mak
  45. How long to cool an 8in SCT
  46. Ritchey-Chrétien Collimation - Help!
  47. so Rayleigh Criterion or ritchey chretien
  48. One and done
  49. First setup, focus issues.
  50. CPC800 HD (Edge) Diagonals
  51. Celestron C90 project
  52. Maksutov cassegrain focal reducer
  53. Thoughts on some 127mm Maks?
  54. Back to Astronomy at last
  55. I think is a wonderful deal...but I have no money :(
  56. 127 Mac versus 6 in SCT
  57. Solarmax 60 to NEXSTAR 1100 mount
  58. Collimation of Intes Alter M1412
  59. Solar Viewing Question
  60. Maksutov-Cassegrain Back Focus Distance
  61. Saxon 20325 Maksutov-Cassegrain
  62. Managed To snag myself a ultima c8 pec
  63. Looking for info on the Parks Jovian 90...all over, and nothing!
  64. Rescue of a black cat (old C8)
  65. upgrade to GSO 6 RC from 102mm apo?
  66. Street Light to Collimate a SCT
  67. Odd problem with first SCT and first diagonal
  68. Focus movement change with distance?
  69. There are threads, and then there are threads!
  70. February is coming soon
  71. C5 corrector lens
  72. Improve the infinity focus on Celestron SCTs
  73. DIY shield for solar work
  74. Meade 8 Inch ACF
  75. Nexstar SE system for my future endeavors ?? What do you think ?
  76. Confusion??
  77. Just a little odd thing.
  78. Cleaning Cyanoacylate Condensation from My Corrector Plate
  79. Problems with Nexstar 4SE solar alignment
  80. Celestron Super C8+ questions for newbie
  81. Good night, Bad light
  82. Celestron Focal reducer, T-adapter, and filters
  83. BK-7 Glass
  84. Alternate DC Power Supply
  85. Dew solution for C8
  86. TEC Maksutov-Cassegrain 202mm F15.5
  87. New toy
  88. Baader MPCC mkiii on SCT f/10
  89. Orion apex 127 mak
  90. f6.3 focal reducer&flattener for SCT: spacing and f/ratio
  91. Bosma 150 Mac
  92. C8 Celestron
  93. Prism diagonal for small Maksutov ?
  94. Maksutov-Cassegrain with focal reducer
  95. Which ES 82* EP?
  96. Another 8" SCT I am considering...1975 Celestron 8
  97. SCT Threads
  98. Meade 2080 SCT - opinions and price
  99. Before I screw something up....
  100. Question about used lx50 on lx200 mount?
  101. Excited newbi here
  102. Celestron mirror locks
  103. Meade Starnavigator 127?
  104. Tabletop Mak-cass
  105. Orientation of SCT secondary mirror assembly
  106. Use of focal reducer with 2" EPs in SCT
  107. 8SE Corrector Plate Fungus - HELP!
  108. Thinking about an Omni XLT 127 SCT...
  109. Wide angle eyepiece in Mak-Cass
  110. cgem ii 1100
  111. Edge 9.25 focusing and barlow and .... and ....
  112. One last telescope, what should it be?
  113. First Light With My New Grab 'n Go Mak
  114. C6 OTA on the way
  115. New-To-Me Mak 127
  116. Flexures?
  117. Great deal on a USA made 8" SCT and mount
  118. A great deal on an RC!
  119. Image orientation for a Maksutov-Cassegrain design? Possible to correct it?
  120. Secondary collimation screws
  121. Meade Etx used, good shape but no eyepiece holder, can it be fixed
  122. Great deal on a nice USA made SCT
  123. Focusing and locking mirrors
  124. A bit baffled, uncertain what to do...
  125. How to manually fix conal error of the primary mirror and OTA?
  126. My new scope: Skywatcher Maksutov 102
  127. Great deal on a nice C8
  128. Celestron Celestar 8
  129. Building an imaging platform using a C90 mak.
  130. Spacing tests on a C8 with an f6.3 reducer/corrector
  131. Where to test a mass produced SCT?
  132. Opinion for Omegon Mak 90/1000 please
  133. New Celestron 5SE and Mars
  134. Primary and Secondary mirror alignment - Suggestions from experience?
  135. I lusted after ...
  136. Am I expecting too much out of my C14?
  137. Problem with new ES Comet Hunter Mak-Newt focuser
  138. Nobody said it was easy
  139. Old meets new a C5
  140. Focal reducer, thought process for getting one
  141. Call me crazy... new 9.25" on the way
  142. Help to choose GSO RC telescope
  143. Cestron v Meade 8"SCT
  144. Saga of tuning the 6" RC
  145. Beefier dovetail set up for my C14
  146. Parks Jovian 90 Mak
  147. Help choosing a Schmidt-Cassegrain telescope :)
  148. Bosma 150 Mac
  149. Putting our old Celestron Ultima 11 back into action
  150. Information Overload!
  151. New telescope is home
  152. Cleaning an old Bushnell 5" MCT
  153. Advice on telescope setup?
  154. For those of you with Meade LX200 12" mirrors, would you do it again?
  155. Considering several of these MAK (127 and 150mm), Orion and Celestron
  156. A Steampunk's Dreamscope.
  157. Older Meade and Celestron Reducer/correctors identical?
  158. adding mirror lock for C11
  159. correctorplate stuck of C11 telescope
  160. Orion Apex 127 First Light
  161. McT 100 Dia
  162. Joining the SCT club
  163. C8 Collimation
  164. SCT 9.25'collmation problems
  165. Finally got my C9.25 out tonight to check collimation!!!
  166. Bausch & Lomb information for Digger
  167. 8se collimation issues upon movement
  168. Balancing an SCT
  169. Re: Meade quartz 10" parts problem.
  170. 6SE vs C6
  171. Collimation or Secondary Misalignment?
  172. 2" EPs use is limited by baffle opening in SCT/Maks
  173. How long does does it take for Autostar to program a firmware update on a SD Card?
  174. Meade LX90 mod for adjusting dec worm gear
  175. Polar alignment on CGE mount.
  176. Nexstar 8se question on jamming
  177. Pentax 500 Mak spotter
  178. Sky-watcher 127 mak first light
  179. Focusing Evolution 8 help
  180. Huston - We have liftoff!!!
  181. Used Mak 127 Sky View Pro! (Good deal?)
  182. C5 third light
  183. Use micro focuser instead of rack and pinion on EdgeHD?
  184. Central Obstruction
  185. Advance VX6 vs Advance VX8. Worth it? (AP)
  186. C5 First Light
  187. Need advice on buying NexStar 4SE Celestron (goto)
  188. SCT field flatteners
  189. Bresser messier 127 MAK
  190. Fun with a little Mak, C90
  191. Nexstar 6SE - Whats wrong?
  192. Telescope OTA+ Mount for Amatuer Astrophotography under $700?
  193. Borrowing a forgotten SCT
  194. Photonics Cleaning polymer
  195. Send back the 8" for the 9.25" ?
  196. Welcome back my friend...
  197. Collimating SCT when rarely have acceptable seeing
  198. My idea to stop image shift / mirror flop in my C14, input wanted
  199. Astro engineering Barlow lens
  200. Should I defork my Meade 10" ACF for AP?
  201. difference in controller
  202. Should i leave focal reducer on?
  203. De-Forked
  204. how to observe moon with CATs?
  205. Celestron C8 cooling time?
  206. New scope from Orion StarSeeker IV Mak-Cass 150mm
  207. First light celestar 8
  208. Celestron C8 + ES twilight I - first light, sort of
  209. Need help from someone with a Celestron Edge
  210. New hyperstar c8
  211. Storage/transport case for C8 OTA?
  212. Moldy Cat
  213. I have been a very good boy! :)
  214. Looking for a light weight mount for C8
  215. Celestron 750 Telephoto
  216. Cleaning
  217. Celestron CM1100
  218. Autoguider - what,where,how to attach?
  219. Replacement focus knob for my 127mm Mak?
  220. C 9.25 and AVX Thoughts...
  221. Lymax Cat Cooler
  222. C8 and collimation
  223. Celestron Nexstar 6se versus Orion StarSeeker IV 127 Mak-Cass
  224. Celestron C8 First Light
  225. Look what just arrived!
  226. Dirty correcting plate and particle on primary mirror (pictures inside)
  227. B&L 80mm Mak
  228. Highest power eyepiece in an 8"sct
  229. Meade LX10 Tripod with Wedge
  230. Is Hyperstar really a field flatterer for standard C8?
  231. Is it worth upgrading from a C8 to C9.25?
  232. how much light left in older C8s?
  233. The B&L Criterion 4000
  234. Edge HD vs standard SCT
  235. Is it safe to use a celestron Edge HD in subzero temperature
  236. Any benefits of a focal reducer on an 8"cat
  237. Help Please - Celestron C8A vs Vixen VMC200L?
  238. C90 same as Virtuoso? Do I want these things?
  239. Meade 2080 Optics Question
  240. Takahashi CN-212 Cassegrain Newtonian
  241. Help, I'm loosing control
  242. Comparing a 5" with an 8"
  243. NEXSTAR 6SE Alignment problem
  244. Question about dual speed crayford SCT focusers
  245. I'm looking to upgrade from an Astroscan
  246. Moisture in SCT
  247. Used OTA
  248. Celestron Advanced GT C8
  249. Meade 107d SCT?
  250. For you Cat lovers!