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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.
Wanderer Astro M54 Male to Male Adapter - 1.2mm Extension
Wanderer Astro M54 Male to Male Adapter
Wanderer Astro M54 Male to Male Adapter - 1.2mm Extension

Wanderer Astro M54 Male to Male Adapter

par Wanderer Astro
UGC WA-M54-MM2
$29.00 - $29.00
$29.00
$29.00 - $29.00
$29.00
Égalisation de prix!
  • Connects two female M54 threaded components
  • Provides a precise 1.2mm extension
  • Ideal for Takahashi E-130, E-160, and E-180 astrographs
  • Machined from aluminum with a black anodized finish
En rupture temporaire
Alerte de retour en stock
Info disponibilité
Admissible à la livraison GRATUITE aux USA pour les commandes de plus de 350$.
  • Description
  • FAQ
  • Specifications
  • In the Box
  • Warranty

  • M54 Male to Male Adapter - 1.2mm Extension

    This M54 male-to-male adapter provides a precise 1.2mm extension, resolving critical back focus spacing for high-correction optical systems like the Takahashi Epsilon series astrographs. For imagers using the E-130, E-160, or E-180, hitting the exact back focus distance is not optional—it's the only way to achieve sharp stars across the entire field, and this 1.2mm spacer is often the missing piece.

    Precision 1.2mm Spacing for M54 Imaging Trains

    Fast, flat-field astrographs demand mechanical precision that matches their optical design. A deviation of even a single millimeter in back focus can introduce significant star distortion at the edge of the frame. This adapter adds exactly 1.2mm of path length to your M54 imaging train, a common requirement when integrating accessories like filter wheels or off-axis guiders that don't quite match the telescope's native spacing.

    Constructed from black-anodized aluminum to minimize internal reflections, this adapter joins two components with female M54 threads, creating a rigid connection with minimal added length. It's an essential problem-solver for finalizing a high-performance imaging setup.

  • Why is a 1.2mm M54 adapter needed for Takahashi Epsilon telescopes?

    The Takahashi Epsilon series (E-130, E-160, E-180) has a very strict back focus requirement for its built-in corrector. When you add third-party accessories like cameras, filter wheels, or rotators, the total optical path length often ends up just short of the ideal distance. This 1.2mm adapter is specifically designed to fill that small, common gap, ensuring the sensor is placed at the perfect focal plane for sharp, coma-free stars corner to corner.

    How do I know if I need this 1.2mm M54 adapter for my setup?

    You need this adapter if the total back focus of your camera and all accessories is 1.2mm less than the required back focus of your telescope or corrector. Calculate the total path length of your imaging train and compare it to the manufacturer's specification. If there is a 1.2mm shortfall, this adapter provides the exact spacing needed.

    What are the threads on this M54 adapter?

    This is a male-to-male adapter. It features M54 x 0.75 male threads on both sides. It is designed to connect two accessories that both have female M54 x 0.75 threads.

    Can I use this M54 adapter with systems other than Takahashi?

    Absolutely. While it is ideal for Takahashi Epsilon systems, this adapter can be used in any imaging train that uses M54 x 0.75 threads and requires a precise 1.2mm extension to achieve correct spacing. It's a useful component for fine-tuning back focus on various telescopes and correctors.

    Will this 1.2mm adapter add flexure to my imaging train?

    This adapter is machined from a single piece of aluminum to be rigid. At only 1.2mm thick, it adds virtually no leverage and is highly unlikely to introduce flexure. The key is to ensure it is threaded securely between your other components.

    Will this M54 adapter cause vignetting with my full-frame camera on a Takahashi E-180?

    The M54 thread standard provides a large clear aperture designed to be compatible with full-frame sensors. Because this adapter adds only 1.2mm of length, it should not introduce any noticeable vignetting in an optical system like the Takahashi E-180, which is already designed to illuminate a large image circle.

  • Thread Type M54 x 0.75 Male (Both Sides)
    Extension Distance 1.2mm
    Compatibility Takahashi E-130, E-160, E-180, and other M54 systems

    • M54 Male to Male Adapter 1.2mm

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  • This product is covered by the David Astro standard warranty for accessories. Please contact us for further details.