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J002 2″ Dual Speed Fixed Focus Mount for Astronomy Telescope

J002 2″ Dual Speed Fixed Focus Mount for Astronomy Telescope

J002 is a 2-inch dual-speed fixed focus mount for astronomy telescopes, designed for precise manual focusing with a 1:10 fine adjustment mechanism. It features an M94.5×1 host interface and a 2-inch eyepiece interface compatible with 1.25-inch accessories. The focusing stroke is 0–70 mm, and all components are made of metal for durability in observational use.

  • Dual-speed focusing with 1:10 fine adjustment for precise focus control during planetary and deep-sky observation
  • 2-inch eyepiece interface with 1.25-inch compatibility via adapter for flexible eyepiece use
  • 70 mm focusing stroke enables deep focus adjustment across various telescope configurations
  • All-metal construction ensures rigidity and long-term reliability under field conditions
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Technical features

  • Host interface: M94.5×1 thread
  • Eyepiece interface: 2-inch (1.25-inch convertible)
  • Focusing stroke: 0–70 mm
  • Focusing method: manual with 1:10 fine adjustment
  • All components constructed from metal for structural integrity
  • Fixed focus design with no moving parts beyond the focusing mechanism

Who it is for

  • Amateur and professional astronomers using refractor or compound telescopes
  • Importers sourcing accessories for telescope kits or astronomy equipment lines
  • Distributors building a catalog of precision optical accessories for telescope systems

Specifications

ModelJ002
Eyepiece Interface2-inch (1.25-inch convertible)
Host InterfaceM94.5×1
Focusing Stroke0–70 mm
Focusing MethodManual with 1:10 fine adjustment
MaterialAll metal

Use guide

  • Mount the focuser to the telescope’s rear cell using the M94.5×1 thread
  • Insert a 1.25-inch eyepiece using the adapter or use a 2-inch eyepiece directly
  • Adjust focus manually, using the coarse motion first, then the fine adjustment for precision
  • Ensure the focuser is securely tightened to prevent drift during observation

FAQ

What is the focusing stroke range?
0–70 mm, allowing for deep focus adjustment across various telescope setups.
Is the 2-inch interface compatible with 1.25-inch eyepieces?
Yes, the 2-inch interface includes a 1.25-inch adapter for use with standard eyepieces.
What type of focusing mechanism does it use?
Manual focusing with a 1:10 fine adjustment ratio for precise control.
What material is used in construction?
All components are made of metal for durability and stability.
Can I use this with a refractor telescope?
Yes, the M94.5×1 host interface is compatible with many refractor and compound telescope systems.

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