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Home / Products / Astronomy Focuser / J005 2” Telescope Focuser Focusing Mount
J005 2” Telescope Focuser Focusing Mount for Telescope

J005 2” Telescope Focuser Focusing Mount for Telescope

J005 2'' Telescope Focuser is a manual focusing mount for Newtonian telescopes, designed for precise focus control in astronomical observation. It features a 2'' (1.25'' convertible) eyepiece interface, 70 mm focusing stroke, and a 118MM*95MM host interface with a base plate. Constructed entirely from metal, it supports stable mounting and fine adjustment via a 1:10 gear system.

  • All-metal construction ensures durability and stable performance under repeated use
  • 70 mm focusing stroke allows deep focus adjustment for various eyepieces and accessories
  • 1:10 fine adjustment mechanism enables precise focus control during observation
  • 2'' eyepiece interface with 1.25'' conversion capability increases compatibility with existing optics
  • 118MM*95MM host interface with base plate supports secure mounting on telescope tubes or mounts
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Technical features

  • Focuser type: 2'' Newton focuser with 1.25'' convertible adapter
  • Focusing stroke: 0–70 mm
  • Focusing method: Manual with 1:10 gear fine adjustment
  • Host interface: 118MM × 95MM with base plate
  • Eyepiece interface: 2'' (1.25'' convertible)
  • Material: All metal
  • Mounting: Base plate included for secure attachment to telescope tube or mount

Who it is for

  • Amateur astronomers building or upgrading Newtonian telescopes
  • Distributors supplying focuser accessories for telescope kits
  • Repair and maintenance teams replacing worn or damaged focusers

Specifications

ModelJ005
Focuser Type2'' Newton focuser (1.25'' convertible)
Focusing Stroke0–70 mm
Focusing MethodManual with 1:10 fine adjustment
Host Interface118MM × 95MM with base plate
Eyepiece Interface2'' (1.25'' convertible)
MaterialAll metal

Use guide

  • Confirm telescope tube or mount has a 118MM × 95MM interface before installation
  • Attach base plate securely to the telescope tube using provided mounting hardware
  • Insert 2'' or 1.25'' eyepiece into the focuser; use the 1:10 gear for fine focus adjustments
  • Ensure the focuser moves smoothly and locks securely at desired focus point

FAQ

What is the focusing stroke of the J005 focuser?
70 mm, allowing deep focus adjustment for various eyepieces and accessories.
Can I use 1.25'' eyepieces with this focuser?
Yes, the 2'' interface includes a 1.25'' convertible adapter for compatibility.
Is the focuser manual or motorized?
Manual with a 1:10 gear fine adjustment mechanism.
What is the host interface size?
118MM × 95MM with a base plate for secure mounting.
Is the focuser made of metal?
Yes, all components are made of metal for durability and stability.

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