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Telescope Accessories & Parts

Items 26 - 50 of 4399

Bob's Knobs Celestron 8" SCT Collimation Knobs - Metric - Black Oxide - C8METBO

  • Measuring 12 mm or 1/2" in diameter, these Bob's Knobs Collimation Knobs fit Celestron 8" f/10 Schmidt-Cassegrain telescope models made in 2005 or later with Black Phillips factory collimation screws featuring metric threads.
  • Construction and threads both consist of black oxide steel.
  • Some telescopes may contain a small plastic cover over the factory collimation screw which will need to be removed before installing these Bob's Knobs collimation knobs.
  • These knobs are compatible with metric Fastar instruments only and therefore will not work with EdgeHD optics.
Baader Planetarium Moon & Skyglow Filter - 2"

Baader Planetarium 2" Moon and Skyglow Filter - FMS-2

  • Filter Type: SkyGlow
  • Filter Size: 50.8 mm (2")
  • Filter Shape: Round
  • Filter Insert Style: Threaded

Astrozap Flexi-Heat Dew Shield For 8" Celestron Edge HD with One Notch - AZ820-N-1

SKU: AZP-AZ820-N-1
  • Known to Fit by Aperture: 8" Telescopes
  • Known to Fit by Model: Celestron 8" Edge HD Telescopes