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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.
Baader T-Adapter for SCT & Maks - 2" SCT(F) Thread/T-2(M)
Baader T-Adapter for SCT & Maks - 2" SCT(F) Thread/T-2(M)
Baader T-Adapter for SCT & Maks - 2" SCT(F) Thread/T-2(M)
Baader T-Adapter for SCT & Maks - 2" SCT(F) Thread/T-2(M)

Baader T-Adapter for SCT & Maks - 2" SCT(F) Thread/T-2(M)

by Baader Planetarium
SKU BAA-2408160
$90.00 - $90.00
$90.00
$90.00 - $90.00
$90.00
Price Match Policy!
  • Connects standard 2-inch SCT/MAK rear cells to T-2 accessories
  • Short, compact profile minimizes consumption of precious back focus
  • Enables the use of the entire Baader Astro T-2 System
  • Ideal for attaching binoviewers and cameras to Celestron and Meade telescopes
1 in stock
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  • Description
  • FAQ
  • Specifications
  • In the Box
  • Downloads
  • Warranty

  • Baader T-Adapter for SCT & Maks - 2" SCT(F) Thread/T-2(M)

    The Baader T-Adapter for SCT & Maks provides the essential connection between a standard 2-inch female Schmidt-Cassegrain thread and the male T-2 thread system, making it a critical component for attaching cameras and binoviewers to your catadioptric telescope.

    The Essential Link Between Your 2-inch SCT and T-2 Accessories

    This adapter is the standard solution for adding a T-2 (M42x0.75) thread to the rear cell of any Celestron, Meade, or other Schmidt-Cassegrain or Maksutov-Cassegrain telescope equipped with the industry-standard 2-inch SCT thread. Its primary function is to open your telescope up to the vast and modular Baader Astro T-2 accessory system.

    Engineered with a short optical path, this adapter is particularly valuable for imaging trains where back focus is limited. This compact design is often the key to reaching focus with accessories like binoviewers or certain reducer/corrector combinations that would be impossible with longer, generic adapters.

    • Binoviewer Integration: Its minimal length is ideal for attaching Baader or Zeiss binoviewers, helping you reach focus where longer adapters might fail.
    • Secure Astrophotography: Provides a rigid, threaded connection for T-2 compatible cameras, filter wheels, and off-axis guiders, eliminating the flexure and sag possible with slip-fit adapters.
    • System Modularity: Unlocks the full potential of the Baader T-2 system, allowing you to build custom imaging and visual setups with extension tubes, diagonals, and other components.

  • What is the main purpose of the Baader T-Adapter for SCT & Maks?

    The main purpose of this Baader T-Adapter is to convert the large 2-inch Schmidt-Cassegrain thread on the back of most SCT and Mak telescopes into the universal T-2 (M42x0.75) male thread. This allows you to securely attach a wide range of T-2 compatible accessories, such as cameras, filter wheels, and binoviewers.

    Will this Baader T-Adapter work with my 8-inch Celestron SCT?

    Yes, absolutely. The 8-inch Celestron SCT uses the standard 2-inch SCT rear thread, and this Baader T-Adapter is designed specifically for that interface. It will thread directly onto the rear cell of your telescope, providing a male T-2 thread for your accessories.

    Why is a "short" T-adapter like this Baader model important for using a binoviewer on my Meade LX200?

    Binoviewers require a significant amount of inward focus travel, which many telescopes like the Meade LX200 do not have. The Baader T-Adapter's short optical path consumes the minimum possible back focus in the optical train. This increases your chances of reaching focus with a binoviewer without needing to use a barlow lens or optical corrector system.

    Can I use the Baader T-Adapter to attach my DSLR camera to my telescope?

    Yes. To attach a DSLR, you will need this Baader T-Adapter threaded onto your telescope's rear cell, and then a T-Ring specific to your camera's lens mount (e.g., Canon EOS or Nikon F). The T-Ring will have a female T-2 thread that connects directly to this adapter.

    What threads does the Baader T-Adapter for SCT & Maks have on each side?

    The Baader T-Adapter has two distinct threads:

    • Telescope Side: A 2-inch female SCT thread (2" x 24 TPI) that attaches to the telescope's rear cell.
    • Accessory Side: A T-2 male thread (M42x0.75) that connects to your camera, T-ring, or other T-2 accessories.

    Is this Baader adapter all I need to start imaging with my SCT?

    No, this Baader T-Adapter is a foundational component but not a complete solution. In addition to this adapter, you will at least need a camera and any necessary T-rings or extension tubes to achieve the correct spacing and focus for your specific imaging setup.

  • Net weight (kg) 0.05
    Compatible Brands Astro T-2, Baader Planetarium, Celestron
    Inner Diameter / Clear Aperture (mm) 38
    Outer Diameter 56
    Type of Adapter Reducing Adapter
    Optical length (mm) 15
    T-2 Part # 21
    Usage SC-T photo adapter
    Outer Connection (eyepiece/-camera-sided) M42 x 0.75 (T-2)
    Inner Connection (lens sided) M42 x 0.75 (T-2), 2"/SCT Thread (50.8mm)
  • Baader Planetarium Warranty