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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.
SVBONY CA1 All-Metal Telescope to SLR Camera Adapter Photography Tube

SVBONY CA1 Astronomical Telescope to SLR Camera Adapter Tube

by SVBONY
SKU SV-F9105A
$11.71 - $11.71
$11.71
$11.71 - $11.71
$11.71
Price Match Policy!
  • Achieve Prime Focus with SLR/DSLR Cameras
  • Provides Necessary Focuser Extension
  • All-Metal Aluminum Construction
  • Lightweight and Durable Design
  • Wide Compatibility with Standard Telescope Focusers
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  • Description
  • FAQ
  • Specifications
  • In the Box
  • Warranty

  • SVBONY CA1 All-Metal Telescope to SLR Camera Adapter Photography Tube

    The SVBONY CA1 All-Metal Telescope to SLR Camera Adapter is an essential accessory for prime-focus astrophotography, solving the common problem of insufficient focuser travel. By adding physical length to the optical path, this tube allows you to reach a sharp, clear focus with your SLR or DSLR camera when it cannot be achieved otherwise. Its durable, all-metal construction ensures a rigid and secure connection, preventing flexure that can ruin long exposures.

    Reaching Focus: The Role of the CA1 Extension Tube

    Many telescopes, particularly Newtonian reflectors, are designed with a focal plane close to the tube, optimized for visual use with eyepieces. When you attach an SLR camera body, the sensor is often too far inside the focuser's travel range to achieve focus. The CA1 Extension Tube pushes the camera further back from the telescope, extending the light path just enough to bring celestial objects into sharp relief on your sensor.

    All-Metal Build: Securely Connecting Your Camera

    In astrophotography, any sag or flexure in the imaging train can lead to elongated or distorted stars. The CA1 adapter is machined from lightweight aluminum to provide a solid, unyielding connection between your telescope's focuser and your camera's T-ring. This robust construction supports the weight of a camera body without introducing instability, ensuring your images remain as sharp as your optics allow.

  • Why do I need the SVBONY CA1 adapter to connect my SLR camera?

    You need the SVBONY CA1 adapter when your telescope's focuser doesn't have enough "out-travel" to bring your SLR camera sensor to the focal plane. This tube adds the necessary physical distance to achieve a sharp, prime-focus image, a common requirement for many reflector and refractor telescopes.

    Will the SVBONY CA1 work with my Newtonian reflector for prime focus astrophotography?

    Yes, this is one of its primary applications. Newtonian reflectors are frequently designed for visual use and often require an extension tube like the SVBONY CA1 to reach focus with a DSLR or SLR camera attached for prime-focus imaging of objects like the Orion Nebula (M42).

    Can I use the SVBONY CA1 Extension Tube for visual observing with an eyepiece?

    While designed for cameras, the CA1 can also be used visually if you have an accessory, like a Barlow lens or certain eyepiece designs, that requires additional out-travel to come to focus. It provides a simple way to extend your focuser's range for specific visual setups.

    What is the SVBONY CA1 adapter made of?

    The SVBONY CA1 adapter is constructed entirely from durable, lightweight aluminum. This all-metal design ensures a rigid and secure connection in your imaging train, preventing flexure and maintaining optical alignment.

    How does the SVBONY CA1 help when imaging planets like Jupiter with my SCT?

    When using a Barlow lens to increase magnification for planetary imaging on a Schmidt-Cassegrain Telescope (SCT), the focus point can shift outwards. The SVBONY CA1 provides the extra extension needed to ensure your camera can reach this new focal point, allowing you to capture sharp, high-magnification images of Jupiter's cloud bands or Saturn's rings.

    Is the SVBONY CA1 difficult to install in my telescope's focuser?

    No, installation is very simple. The SVBONY CA1 slides into your telescope's focuser just like an eyepiece and is secured with the focuser's thumbscrews. Your camera's T-adapter then connects to the other end of the tube.

  • SVBONY 1-Year Warranty