Skip to content

Starlight Instruments True 3.0" Adapter for Explore Scientific 102/115CF Telescopes w/ Sliding Dew Shield

by Starlight Instruments
SKU SI-A32-3203-ES102CF
CA$378.00 - CA$378.00
CA$378.00
CA$378.00 - CA$378.00
CA$378.00
Price Match Policy!
  • Connects Starlight Instruments True 3.0" Feather Touch Focusers
  • Designed for Explore Scientific 102mm & 115mm CF Telescopes
  • Compatible with Models Featuring a Sliding Dew Shield
  • Precision Machined from High-Quality Aluminum
  • Ensures a Rigid, No-Flex Connection for Astrophotography
  • Made in the USA by Starlight Instruments
Backordered
Request Stock Alert
Availability Info
Qualifies for FREE Shipping in Canada on orders over $500.
  • Description
  • FAQ
  • Warranty

  • Starlight Instruments True 3.0" Adapter for Explore Scientific 102/115CF Telescopes

    This Starlight Instruments True 3.0" Adapter provides the critical mechanical link to upgrade your Explore Scientific 102mm or 115mm CF telescope with a large-aperture Feather Touch focuser. Machined in-house to exacting tolerances, it replaces the stock focuser assembly to create a solid, seamless foundation for a heavy imaging train.

    Upgrade Your Explore Scientific 102mm/115mm CF to a True 3.0" Focuser

    This adapter creates the purpose-built mechanical connection needed to mount a Starlight Instruments True 3.0" Feather Touch focuser onto your telescope. It is specifically engineered for the Explore Scientific Carbon Fiber (CF) ED T 102mm and 115mm models that are equipped with a sliding dew shield.

    By upgrading, you gain the ability to carry heavier cameras and filter wheels without flexure, while benefiting from the legendary fine-focus control of a Feather Touch. This adapter is not a universal fit; its threads and mounting flange are precisely matched to these specific telescope models to ensure perfect alignment and rigidity.

    Machined In-House for a Perfect Mechanical Interface

    Starlight Instruments machines this adapter from a solid piece of high-quality aluminum at their facility in the USA. The part is then finished to match the look and feel of their focusers, ensuring a professional, integrated appearance with your Explore Scientific telescope.

    This commitment to in-house manufacturing guarantees a perfect, secure fit that will not introduce tilt or alignment issues. The result is a mechanically sound connection that allows your optical system and high-end focuser to perform at their best, preserving the integrity of your collimation and focus across the imaging field.

  • Which telescopes is the Starlight True 3.0" Adapter for Explore Scientific compatible with?

    This adapter is specifically designed for the Explore Scientific CF (Carbon Fiber) ED T 102mm and 115mm refractor models that feature a sliding dew shield. It is not compatible with other models or brands.

    What focuser does this Starlight adapter allow me to install on my Explore Scientific 102CF?

    This adapter is machined to provide a secure, native-thread connection for any Starlight Instruments True 3.0" Feather Touch focuser, such as the FTF3015B-A or FTF3025B-A. It enables you to take full advantage of the large, unvignetted aperture of a 3.0" focuser.

    Why do I need this specific adapter for my Explore Scientific 115CF instead of a generic one?

    This adapter is custom-machined by Starlight Instruments to match the exact tube threading and mechanical interface of the Explore Scientific 102mm and 115mm CF telescopes. This ensures a perfect, rigid fit with no flexure, which is critical for astrophotography with heavy cameras and accessories.

    Is the Starlight True 3.0" Adapter for Explore Scientific difficult to install?

    Installation is generally straightforward for users comfortable with minor hardware changes. The adapter threads directly onto the rear cell of the telescope tube after the stock focuser has been unbolted and removed, providing a solid base to attach your new Feather Touch focuser.

    What is the benefit of upgrading to a True 3.0" focuser with this adapter?

    A True 3.0" focuser, enabled by this adapter, offers several key advantages for imaging:

    • No Vignetting: The large clear aperture is ideal for full-frame and other large camera sensors.
    • Higher Load Capacity: Securely supports heavy imaging trains, including cameras, filter wheels, and off-axis guiders.
    • Fine Focus Control: The Feather Touch dual-speed mechanism allows for extremely precise focus adjustments essential for sharp stars.

    Is this Starlight adapter made of plastic or metal?

    The adapter is machined from high-quality aluminum and finished in Starlight Instruments' own shop to ensure maximum rigidity, durability, and a perfect cosmetic match to their focusers.

  • Starlight Instruments 2-Year Warranty