Skip to content
Baader Planetarium Adapter M68a to M62a
Baader Planetarium Adapter M68a to M62a
Baader Planetarium Adapter M68a to M62a
Baader Planetarium Adapter M68a to M62a
Baader Planetarium Adapter M68a to M62a
Baader Planetarium Adapter M68a to M62a

Baader Planetarium Adapter M68a to M62a

by Baader Planetarium
SKU BAA-2458228
CA$81.00 - CA$81.00
CA$81.00
CA$81.00 - CA$81.00
CA$81.00
Price Match Policy!
  • Adapts M68 Male (External) Threads to M62 Male (External) Threads
  • Provides a Secure, Rigid Connection Between Components
  • CNC-Machined for Precise Threading and Alignment
  • Black Anodized Finish to Minimize Internal Reflections
  • Low-Profile Design to Consume Minimal Back Focus
Backordered
Request Stock Alert
Availability Info
Qualifies for FREE Shipping in Canada on orders over $500.
  • Description
  • FAQ
  • Specifications
  • In the Box
  • Warranty

  • Adapter M68a to M62a

    The Adapter M68a to M62a is a specialized thread reducer designed to bridge the gap between two common standards in astronomical equipment. This component provides a robust, direct connection, stepping down from the larger M68 male thread to an M62 male thread. It enables you to integrate focusers, correctors, and other accessories that would otherwise be incompatible, ensuring a stable and precisely aligned optical train.

    Securely Adapt M68 Male Threads to M62 Male

    This adapter solves a common connectivity challenge by converting an M68 external thread to an M62 external thread. The 'a' in the product name denotes 'außen' (German for external), confirming that both connection interfaces feature male threads. This makes it the essential component for joining, for example, a focuser ending in a female M68 thread to a field flattener or reducer that requires a female M62 connection.

    A Rigid, Low-Profile Connection for Imaging

    When building an imaging train, every connection point is a potential source of tilt or flexure. This M68a to M62a adapter is precision-machined from aluminum to ensure the threads engage smoothly and lock down securely, maintaining the rigidity of your setup. Its design prioritizes a minimal optical path length, consuming as little precious back focus as possible while ensuring your components remain perfectly collinear.

  • What is the primary function of the Adapter M68a to M62a?

    The primary function of this adapter is to convert a larger M68 male thread to a smaller M62 male thread. This allows you to connect components from different systems, such as attaching an accessory with an M62 female thread to a focuser or instrument port that has an M68 female thread.

    What do the "a" designations in M68a and M62a mean?

    The "a" stands for the German word "außen," which means "external." This indicates that both the M68 and M62 threads on this adapter are male threads, designed to screw into components with female (internal) threads.

    Will the Adapter M68a to M62a add significant length to my imaging train?

    This adapter is designed to be as low-profile as possible to minimize the amount of back focus it consumes. However, it does have a physical thickness. For critical back focus calculations, you should measure the adapter's exact optical length with calipers, as this specification is not provided by the manufacturer.

    Could stepping down from M68 to M62 with this adapter cause vignetting?

    Reducing the diameter of the light path from M68 to M62 can potentially cause vignetting, especially with full-frame or larger camera sensors. The effect depends on your telescope's focal ratio and the distance from the adapter to the sensor. For most APS-C and smaller sensors, it is unlikely to be an issue.

    How can I use the Adapter M68a to M62a with my Baader Steeltrack focuser?

    Many Baader Steeltrack focusers terminate in an M68 female thread. If you have a coma corrector, field flattener, or off-axis guider that requires an M62 female thread for connection, this adapter will screw directly into the focuser drawtube, providing the necessary M62 male thread for your accessory.

    I have an M68 rotator but my new camera setup uses M62 threads. Is the Adapter M68a to M62a the right part?

    Yes, this adapter is likely the correct solution. If your rotator presents an M68 female thread and your camera's flattener or OAG requires an M62 female thread, this adapter will bridge that connection securely, allowing you to integrate your new camera into the existing setup.