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Tag: refractor

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  1. Will You Start at a 80mm Refrator

    Started by Rita Hu, 01-23-2019 06:46 AM
    • Replies: 9
    • Views: 244
    Last Post: 01-23-2019 06:02 PM
    by mstar74  Go to last post
    • Replies: 6
    • Views: 101
    Last Post: 12-07-2018 12:22 AM
    by Bigzmey  Go to last post
  2. Hi Everyone

    Started by Dobbydob, 11-30-2018 02:47 AM
    2 Pages
    1 2
    dobsonian, orion, reflector, refractor, saxon
    • Replies: 13
    • Views: 140
    Last Post: 12-01-2018 12:59 AM
    by ic_1101  Go to last post
  3. High End Reftactors

    Started by Francisco Rodriguez-Letters, 11-27-2018 11:05 AM
    apo, astrograph, high end, refractor, takahashi
    • Replies: 3
    • Views: 179
    Last Post: 11-30-2018 04:28 PM
    by Mag95On  Go to last post
  4. Second hand saxon 90mm replacement diagonal

    Started by Fleegal, 08-27-2018 11:42 AM
    2 Pages
    1 2
    • Replies: 16
    • Views: 345
    Last Post: 08-30-2018 09:38 PM
    by Gabby76  Go to last post
  5. Bright lights session and first light

    Started by rocdoc, 08-25-2018 03:52 AM
    • Replies: 7
    • Views: 233
    Last Post: 08-25-2018 02:23 PM
    by helicon64  Go to last post
  6. More than one telescope?

    Started by Fleegal, 08-21-2018 08:32 AM
    4 Pages
    1 2 3 ... 4
    • Replies: 38
    • Views: 973
    Last Post: 08-24-2018 05:04 AM
    by terrynak  Go to last post
  7. Mars is white

    Started by tofumike, 07-03-2018 06:54 PM
    • Replies: 7
    • Views: 213
    Last Post: 07-05-2018 05:50 AM
    by tofumike  Go to last post
    • Replies: 17
    • Views: 452
    Last Post: 06-29-2018 07:36 PM
    by Bigzmey  Go to last post
  8. Good, Cheap Telescopes

    Started by tezzastroman, 04-21-2018 06:12 AM
    refractor, refractor inexpensive
    • Replies: 5
    • Views: 239
    Last Post: 04-23-2018 06:19 AM
    by Wouter1981  Go to last post
    • Replies: 5
    • Views: 340
    Last Post: 03-20-2018 06:56 AM
    by jaetea  Go to last post
  9. Tasco 9F 60mm refractor telescope's true aperture

    Started by Barnacle, 03-04-2018 06:31 AM
    aperture, lens rotation, refractor, stopped down, tasco 9f
    • Replies: 5
    • Views: 390
    Last Post: 03-19-2018 01:09 PM
    by TOTSUWA  Go to last post
  10. Sticky Thread Sticky: Advantages and Disadvantages of Refractor Telescopes

    Started by admin, 09-14-2009 10:37 AM
    6 Pages
    1 2 3 ... 6
    advantages, disadvantages, refractor, telescopes
    • Replies: 52
    • Views: 70,465
    Last Post: 03-13-2018 05:11 PM
    by Gx8ES102  Go to last post
  11. Skywatcher 102 vs 120 refractor

    Started by Revilo, 02-13-2018 10:05 AM
    first scope, refractor, skywacher
    • Replies: 4
    • Views: 559
    Last Post: 02-13-2018 04:49 PM
    by hobbit1066  Go to last post
  12. Curious about Gskyer telescope

    Started by Ciccio6, 12-15-2017 02:09 AM
    good, quality, reflecctor, refractor, telescope
    • Replies: 5
    • Views: 1,280
    Last Post: 01-13-2018 02:48 AM
    by Montee  Go to last post
  13. Hello from Portugal

    Started by ajandrade, 11-22-2017 11:32 PM
    2 Pages
    1 2
    casagrain, deep astronomy, newtonian, refractor
    • Replies: 11
    • Views: 380
    Last Post: 11-23-2017 04:51 PM
    by helicon64  Go to last post
    • Replies: 5
    • Views: 660
    Last Post: 10-10-2017 12:06 PM
    by PaulGrecay  Go to last post
  14. Spot cleaning my refractor

    Started by mhorbacz, 09-22-2017 02:37 AM
    advice, cleaning, cleaning optical trains, refractor
    • Replies: 9
    • Views: 276
    Last Post: 09-22-2017 03:46 AM
    by morrbru  Go to last post
  15. Prime focus with ES80 APO

    Started by mhorbacz, 09-04-2017 01:53 AM
    • Replies: 6
    • Views: 357
    Last Post: 09-04-2017 03:26 PM
    by Jeff DElia  Go to last post
    • Replies: 9
    • Views: 384
    Last Post: 09-04-2017 04:08 AM
    by AbbN  Go to last post
  16. Refractor VS Reflector for beginners

    Started by roxane, 07-10-2017 03:41 AM
    reflector, refractor
    • Replies: 4
    • Views: 393
    Last Post: 07-10-2017 11:54 AM
    by MG1692  Go to last post
  17. In refractors, CA vs magnification

    Started by harryhh, 07-01-2017 12:21 AM
    4 Pages
    1 2 3 ... 4
    • Replies: 36
    • Views: 1,790
    Last Post: 07-03-2017 09:12 PM
    by j.gardavsky  Go to last post
  18. Can someone do some TFOV math for me?

    Started by harryhh, 07-02-2017 10:46 PM
    calculation, compare, mak, refractor, tfov
    • Replies: 7
    • Views: 262
    Last Post: 07-03-2017 12:04 AM
    by Voyageur  Go to last post
  19. Questions about field of view generally.

    Started by harryhh, 06-26-2017 06:11 PM
    cassegrain, field of view, mak, refractor
    • Replies: 4
    • Views: 287
    Last Post: 06-26-2017 07:33 PM
    by Gabby76  Go to last post
  20. How NOT to mount a refractor

    Started by Trombatissimo, 03-21-2017 10:31 PM
    3 Pages
    1 2 3
    mount, refractor, telescope
    • Replies: 27
    • Views: 1,605
    Last Post: 03-27-2017 01:06 PM
    by j.gardavsky  Go to last post
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