The #19843 adapter replaces the Captain's Wheel focuser of Takahashi's Epsilon Astrographs and allows attachment of the Optec Gemini Focusing-Rotator.

Optec now offers a complete focusing rotator option for owners of Takahashi's legendary Epsilon 180 Astrograph. Gemini's Low-Profile Focusing Rotator, coupled with the #19843 and #19844 adapters provides a drop-in replacement for the native E180 focuser.

Specifications

Telescope Compatibility:

• Takahashi Epsilon 180 telescope.

Device Compatibility:

• Gemini Focusing Rotator,
• TCF-Lynx3 Gen2 focuser (mfg. after Jan. 2018),
• Any OPTEC-4300 receiver adapter.

• Inside Diameter: 3.90" (99mm)
• Outside Diameter: 4.80" (122mm)
• Overall Height: .64" (16.2mm)
• Clear Aperture: 3.90" (99mm)
• Weight: 3.6 oz (100 g)
• Back-Focus Usage: 0.25" (6.35mm)
• Telescope Side Connection: M108 Takahashi female thread
• Camera Side Connection: OPTEC-4300 male dovetail
• Drawing