Optec Inc. TCF-LSI: Advanced 3-inch Temperature Compensating Focuser

• Robust 3-inch Crayford-Style Design: Offers smooth and precise focusing, ideal for demanding astrophotography.
• Enhanced Speed and Versatility: Updated model provides faster focusing in a compact and sturdy design.
• Integrated Control Electronics: Eliminates the need for an external controller, simplifying setup and operation.
• Plug-and-Play Convenience: Just connect power and control cable to start using it, compatible with FocusLynx family drivers.
• Adaptable Drawtube: Accepts all 3-inch adapters designed for TCF-S and TCF-Lynx focusers, enhancing compatibility.
• 2-inch Centering Adapter Included: Optional accessory allows use of 2-inch diagonals or eyepieces behind the focuser, catering to visual users.
• No-Touch Operation for Visual Users: Features an In-Out Keypad for easy telescope focusing without physical contact.
• Compatible Interfaces:
  • Telescope side: OPTEC-4300 dovetail system.
  • Camera side: 3-inch OPTEC-3000 receiver.
• Ideal for Professional Use: Suited for both amateur and professional astronomers seeking advanced focusing capabilities.

Specifications

• Clear Aperture: 3.0 inches (76.2mm)
• Back Focus Usage: 3.8 to 4.8-inches (96.5 to 122mm)
• Step Resolution: 2.5 micron / step
• Power Consumption: 12VDC, < 1A
• Payload Capacity: 22-lbs. (10kg)
• Connectivity: Serial

Software and Docs

FocusLynx Software Downloads