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Bob's Knobs Meade 12" Lightbridge Collimation Knobs Primary Screws

SKU: BOB-MLB12PRI
$29.00
 

Bob's Knobs Meade 12" Lightbridge Collimation Knobs Primary Screws

  • Bob's Knobs Meade 12" Lightbridge Collimation Knobs are for 12" Meade Lighbridge f/5 telescopes
  • With primary knobs installed, the telescope optical tube assembly will clear the rocker box
  • Bob's Knobs Meade 12" Lighbridge Primary Collimation Knobs are made of black plastic, are 30 mm in diameter and are 5-point fluted. The threads are plated steel
  • Bob's Knobs Meade 12" Lightbridge Primary lock are also made with black plastic which is 25 mm in diameter and is knurled. The threads are stainless steel
  • There is one primary mirror knob that may interfere with the cooling fan connector. In this case, the plug will fit properly between the knob flutes so leave this one knob stationary and collimate using the remaining knobs
  • On some Lightbridge 12" models there are primary collimation knobs from the factory and our primary knobs are not needed on these scopes