M117x1mm to OPTEC-4300 Adapter

$125.00

Quantity

#19841 - M117x1mm Thread to OPTEC-4300 Adapter

The #19841 adapter converts the M117x1mm thread on many GSO and import RC telescopes to a male OPTEC-4300 dovetail standard.  This adapter allows attachment of Optec's Gemini Focusing Rotator or TCF-Lynx3 Gen2 3-inch focuser.

Inside Diameter: 3.90" (99mm)
Outside Diameter: 4.95" (125.6mm)

Overall Height:

0.81" (20.7mm)
Clear Aperture: 3.90" (99mm)
Weight: 3.8 oz (105 g)
Back-Focus Usage: 0.49" (12.4mm)
Telescope Side Connection: M117x1mm Female Thread
Camera Side Connection: OPTEC-4300 Male Dovetail

Telescope Compatibility:
  • AstroTech AT10RC, AT12TC, AT14RC, AT16RC telescopes,
  • TPO 10" f/8 Ritchey-Cretien Truss Tube telescope,
  • TPO 12" f/8 Ritchey-Cretien Truss Tube telescope,
  • TPO 14" f/8 Ritchey-Cretien Truss Tube telescope,
  • TPO 16" f/8 Ritchey-Cretien Truss Tube telescope,
  • GSO telescope OTA with male M117x1mm threads.
Device Compatibility:
  • Gemini Focusing Rotator,
  • TCF-Lynx3 Gen2 focuser (mfg. after Jan. 2018),
  • AG Optical TCF-Lynx3 OEM-version focuser,
  • Ceravolo Optics TCF-Lynx3  OEM-version focuser,
  • Any OPTEC-4300 receiver adapter.

    The #19841 adapter converts the M117x1mm thread on many GSO and import RC telescopes to a male OPTEC-4300 dovetail standard.  

  • Package Details