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.

Specifications

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.

• 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
• Drawing