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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 True 3.0" Adapter for Carbon Fiber Explore Scientific 127/140mm Telescopes
Starlight Instruments True 3.0" Adapter for Carbon Fiber Explore Scientific 127/140mm Telescopes
Starlight Instruments True 3.0" Adapter for Carbon Fiber Explore Scientific 127/140mm Telescopes
Starlight Instruments True 3.0" Adapter for Carbon Fiber Explore Scientific 127/140mm Telescopes

Starlight Instruments True 3.0" Adapter for Carbon Fiber Explore Scientific 127/140mm Telescopes

by Starlight Instruments
SKU SI-A32-3203-ES127A
$270.00 - $270.00
$270.00
$270.00 - $270.00
$270.00
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  • Connects a Starlight Instruments True 3.0" Focuser to select telescopes
  • Designed specifically for Explore Scientific 127mm and 140mm Carbon Fiber models
  • Ensures a rigid, secure connection for heavy imaging trains
  • Machined for precise optical alignment
  • Compatible with the ES 127mm model featuring a sliding dew shield
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  • Description
  • FAQ
  • Warranty

  • Starlight Instruments True 3.0" Adapter for Carbon Fiber Explore Scientific 127/140mm Telescopes

    This Starlight Instruments adapter provides the essential mechanical interface to upgrade your Explore Scientific 127mm or 140mm carbon fiber refractor with a True 3.0" Feather Touch focuser. It creates a seamless, rigid connection between your telescope tube and the focuser, eliminating flexure and ensuring your optical train remains perfectly aligned. This precision-machined component is the foundation for achieving critical focus with heavy cameras and accessories.

    A Purpose-Built Adapter for Explore Scientific Carbon Fiber Telescopes

    Unlike generic adapters, this component is engineered specifically for the tube curvature and mounting pattern of the Explore Scientific 127mm and 140mm carbon fiber refractors. This bespoke design guarantees a perfect fit, preventing any tilt or instability that could compromise your images. It is also confirmed to fit the Explore Scientific 127mm model that includes a sliding dew shield.

    Integrated Support for Finder Scope Brackets

    This adapter is designed with practicality in mind, incorporating mounting points for a finder scope bracket (sold separately). This allows you to attach your pointing device, such as a red dot finder, directly to the focuser assembly. This creates a solid, unified base for both your imaging and finding equipment, maintaining alignment as you move across the sky.

  • What is the function of this Starlight Instruments True 3.0" Adapter?

    This adapter serves as the physical connection between a Starlight Instruments True 3.0" Feather Touch focuser and the optical tube of an Explore Scientific 127mm or 140mm carbon fiber telescope. It is required to properly mount the focuser onto these specific telescope models, ensuring a secure and precisely aligned fit.

    Will this adapter fit my aluminum tube Explore Scientific 127mm refractor?

    No, this adapter is specifically designed for the carbon fiber versions of the Explore Scientific 127mm and 140mm telescopes. The mounting configuration and tube dimensions of the aluminum models are different, and this adapter will not fit correctly.

    Is this adapter necessary to upgrade my ES 140mm Carbon Fiber telescope to a Feather Touch focuser?

    Yes. To install a Starlight Instruments True 3.0" Feather Touch focuser on your Explore Scientific 140mm Carbon Fiber telescope, this specific adapter is required. It bridges the mechanical gap between the focuser's base and the telescope's tube, which are not directly compatible.

    How does this adapter benefit imaging with an Explore Scientific 127mm CF and a heavy camera?

    By creating a solid, non-flexing link between the telescope and the focuser, this adapter prevents the entire imaging train (focuser, camera, filter wheel) from sagging or tilting. This rigidity is critical for maintaining sharp focus across the entire sensor, especially during long exposures with heavy equipment pointed near the zenith.

    Can I attach a finder scope to this Starlight Instruments adapter?

    Yes, the adapter is designed to accept a finder scope bracket (available separately). This allows you to mount a finder or guide scope directly to the focuser assembly for a stable and convenient setup.

    Which Starlight Instruments focuser does this adapter work with on my Explore Scientific 140mm telescope?

    This adapter is specifically designed for the Starlight Instruments True 3.0" Feather Touch focuser. It will not work with their 2.0", 2.5", or 3.5" models. It ensures the correct spacing and secure attachment for that particular focuser size.

  • Starlight Instruments 2-Year Warranty