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IMPORTANT: Our store is located in Canada. All orders that include products manufactured outside of Canada or USA will be subject to tariffs and duties, regardless of the order value. US customers are responsible for all applicable duties and tariffs, and those will be billed by the carrier, except for the Lacerta upgrade kit, for which we collect them at checkout.
IMPORTANT: Our store is located in Canada. All orders that include products manufactured outside of Canada or USA will be subject to tariffs and duties, regardless of the order value. US customers are responsible for all applicable duties and tariffs, and those will be billed by the carrier, except for the Lacerta upgrade kit, for which we collect them at checkout.

Starlight Instruments 2.0" Adapter for TMB92 Lightweight

by Starlight Instruments
SKU SI-A20-275
$180.00 - $180.00
$180.00
$180.00 - $180.00
$180.00
Price Match Policy!
  • Enables mounting of 2.0" Starlight Instruments focusers
  • Designed specifically for the TMB92 Lightweight telescope
  • Provides a secure, non-flexing connection
  • Machined for precise optical alignment
  • Maintains Starlight Instruments' high-tolerance standards
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  • Description
  • FAQ
  • Specifications
  • Downloads
  • Warranty

  • Starlight Instruments 2.0" Adapter for TMB92 Lightweight

    This Starlight Instruments 2.0" Adapter provides the critical mechanical link for upgrading your TMB92 Lightweight telescope with a high-precision Feather Touch focuser. It is custom-engineered to create a seamless, rigid connection between the optical tube and the focuser, ensuring perfect alignment with the optical axis. This adapter eliminates the compatibility gaps that can introduce flexure or tilt into a high-magnification imaging train.

    Secure, Precise Mounting for the TMB92 Lightweight

    Designed exclusively for the TMB92 Lightweight refractor, this adapter ensures a factory-perfect fit. By matching the telescope's specific mounting threads and dimensions, it allows a 2.0" Feather Touch focuser to be installed as if it were original equipment. This precise fit is essential for maintaining the optical integrity of your system, preventing image shift and ensuring that every bit of the focuser's fine control is translated into sharp stars.

    Starlight Instruments Manufacturing for a Rock-Solid Connection

    Machined in-house in the USA to Starlight Instruments' exacting standards, this adapter is built for stability and longevity. Consistent with Feather Touch components, it provides a solid, metal-to-metal connection that will not yield under the weight of heavy eyepieces or a full imaging camera setup. This component removes mechanical uncertainty from your optical train, letting you focus on capturing the best possible data.

  • What is the purpose of this Starlight Instruments 2.0" adapter?

    This adapter is designed specifically to allow you to mount a Starlight Instruments 2.0" Feather Touch focuser onto a TMB92 Lightweight telescope. It bridges the mechanical interface between the telescope tube and the focuser, ensuring a secure and perfectly aligned fit.

    Is this adapter required to install a Feather Touch focuser on my TMB92 Lightweight?

    Yes. Telescopes and focusers have specific mounting threads and flange dimensions. This adapter is the specific component engineered to match the TMB92 Lightweight's rear cell to a Starlight Instruments 2.0" focuser body, making the upgrade possible.

    Will this adapter work with any other telescope?

    No. This adapter is custom-machined for the TMB92 Lightweight model only. Using it on other telescopes, even from the same manufacturer, will likely result in an improper fit, potential damage, or an inability to reach focus.

    How does the adapter prevent flexure in an imaging setup on my TMB92?

    The adapter creates a solid, rigid, all-metal connection between the telescope and the focuser. This eliminates the potential for sagging or movement that can occur with less precise or mismatched components, which is critical for maintaining sharp stars during long exposures with a camera and filter wheel attached.

    Can I use this adapter with a focuser from a different brand?

    This adapter is designed for the mounting pattern and dimensions of Starlight Instruments 2.0" focusers. While it might physically thread onto another brand's focuser, the spacing and flange depth may be incorrect, preventing the system from reaching focus. It is strongly recommended for use only with the intended Feather Touch focusers.

    What is involved in installing the Starlight Instruments TMB92 adapter?

    Installation typically involves unthreading the stock focuser from the TMB92's optical tube, threading this adapter in its place, and then attaching the new 2.0" Feather Touch focuser to the adapter. Always handle the telescope optical tube carefully to avoid stress on the objective lens during the process.

  • Compatibility TMB92 Lightweight Telescope & Starlight Instruments 2.0" Focusers
    Product Type Focuser Adapter
  • Starlight Instruments 2-Year Warranty