AMADA INSTRUMENT CO.,LIMITED — Nanjing China
Astronomy Focuser

J007 2'' Single Speed 360° Rotating Focusing Mount for Telescope

The J007 is a manual focusing mount with a 2'' eyepiece interface and M96.5*1 host thread, designed for astronomical telescopes.

Product Overview

The J007 is a manual focusing mount with a 2'' eyepiece interface and M96.5*1 host thread, designed for astronomical telescopes. It provides 70mm of focusing stroke and full 360° rotation, allowing precise focus adjustment and orientation control during observation. The all-metal construction ensures rigidity and long-term stability under variable load.

  • Focusing stroke0-70MM
  • Focusing methodManual
  • Rotation360° continuous
  • Eyepiece interface2'' (1.25'' convertible)
  • Host interfaceM96.5*1
  • MaterialAll metal

Key Benefits

  • 70mm focusing stroke covers a wide range of optical configurations and eyepiece lengths
  • 360° rotation allows the eyepiece to be positioned at any angle for comfortable viewing
  • 2'' eyepiece interface with 1.25'' conversion capability supports both standard and smaller eyepieces
  • M96.5*1 host interface ensures compatibility with a range of telescope bodies
  • All-metal build resists flex and maintains alignment under repeated use

Application Scenarios

  • Adjusting focus on a large refractor or reflector telescope during night sky observation
  • Aligning the eyepiece angle for a seated or standing observer without repositioning the telescope
  • Using a 1.25'' eyepiece in a 2'' focuser with a simple adapter for flexible eyepiece selection
  • Mounting a camera or imaging sensor with a 2'' interface while retaining manual focus control
  • Setting up a telescope for long-exposure astrophotography where precise focus and orientation matter

Who It Is For

  • Amateur astronomers using refractors, reflectors or compound telescopes
  • Educational institutions running astronomy labs or outreach programs
  • Observatory technicians setting up and maintaining telescope systems
  • Hobbyists building or upgrading telescope setups with modular components
  • Photographers using telescopes for planetary or deep-sky imaging

Problems It Solves

  • A fixed-angle focuser forces the observer to adjust body position or telescope tilt
  • Limited focusing stroke prevents use with long eyepieces or imaging sensors
  • Plastic or low-stiffness focusers lose alignment after repeated use
  • Lack of 360° rotation makes it hard to access the eyepiece in tight or elevated setups
  • Incompatible interfaces prevent direct mounting of 2'' eyepieces on M96.5*1 telescope bodies

Technical Features

  • Manual focusing method with smooth, consistent motion across the 70mm stroke
  • 360° continuous rotation for unrestricted eyepiece positioning
  • 2'' eyepiece interface with 1.25'' convertible adapter support
  • M96.5*1 host interface for direct mounting on compatible telescope bodies
  • All-metal construction ensures durability and resistance to thermal expansion

Specifications

Focusing stroke0-70MM
Focusing methodManual
Rotation360° continuous
Eyepiece interface2'' (1.25'' convertible)
Host interfaceM96.5*1
MaterialAll metal
Focusing mount typeSingle speed

Specifications are taken from the AMADA product data for this item. Confirm critical dimensions with us in writing before ordering.

Customization Options

  • Available in standard configuration with M96.5*1 host and 2'' eyepiece interface
  • Can be supplied with or without 1.25'' adapter for the eyepiece interface
  • Alternative thread sizes on request, subject to engineering review

Comparison With Other Options

2'' focuser with 180° rotationThe J007 offers full 360° rotation, allowing unrestricted eyepiece positioning, while a 180° version limits access angles
Focuser with 30mm focusing strokeThe 70mm stroke on the J007 supports longer eyepieces and imaging sensors, reducing the need for extension tubes
Plastic-bodied focuserThe all-metal build resists flex and maintains alignment under repeated use, unlike plastic units that can deform

Use Guide

  • Ensure the host thread (M96.5*1) matches the telescope's focuser port before mounting
  • Use the 1.25'' adapter if using a 1.25'' eyepiece; remove it for 2'' eyepieces
  • Adjust focus slowly to avoid overshooting the desired point, especially with long focal length optics
  • Rotate the focuser to position the eyepiece at a comfortable angle for viewing
  • Check for smooth rotation and focus movement after installation; tighten mounting screws if needed
Read Next

Guides and Applications

Answers

Frequently Asked Questions

What is the maximum focusing stroke?

70mm, which allows for use with long eyepieces and imaging sensors

Can I use a 1.25'' eyepiece with this focuser?

Yes. The 2'' interface is convertible to 1.25'' with the included adapter

Is the focuser compatible with all telescopes that have an M96.5*1 thread?

Yes, provided the telescope's focuser port matches the M96.5*1 thread size and pitch

Does the focuser rotate freely without binding?

Yes. The all-metal construction and precision machining ensure smooth 360° rotation

Can I mount a camera on this focuser?

Yes. The 2'' interface supports camera adapters for imaging systems

Request A Price On The J007 2'' Single Speed 360° Rotating Focusing Mount for Telescope

Send quantity, destination and the application. We will confirm the configuration, the price and the lead time.