On-Axis Guider ONAG® SC full kit


ONAG® SC for APS-C chips, up to 28mm in diagonal, full kit


The ONAG SC full kit includes:

For ONAG backfocus calculation and Excel spreadsheet click here.

  • 1x ONAG SC unit
  • 2x T2 M42 x 0.75mm spacer (8mm length)
  • 1x T2 M42 x 0.75mm spacer (16mm length)
  • 1x Female SCT adapter, to connect with 2″ 24 tpi male SCT threads (7.5mm backfocus)
  • 1x Two inches nosepiece (0mm back focus, 30mm long)


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