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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.
William Optics DSD 210 Plate
William Optics DSD 210 Plate
William Optics DSD 210 Plate
William Optics DSD 210 Plate
William Optics DSD 210 Plate
William Optics DSD 210 Plate

William Optics DSD 210 Plate

by William Optics
SKU WO-M-PRC210BL
$45.00 - $48.00
$45.00
$45.00 - $48.00
$45.00
Price Match Policy!
  • 210 mm total length for balancing flexibility
  • Dual-profile fits both Vixen-style and Arca-Swiss clamps
  • 41.5 mm width provides a stable mounting surface
  • CNC-machined for a precise and secure fit
  • Available in multiple anodized color finishes
2 in stock
Qualifies for FREE Shipping in CONUS on orders over $350.
  • Description
  • FAQ
  • Specifications
  • In the Box
  • Warranty

  • William Optics DSD 210 Plate

    The William Optics DSD 210 Plate solves the persistent gap between astronomical and photographic mounting standards with a single, elegant component. This 210 mm long plate features a unique dual-profile design, allowing it to lock securely into both Vixen-style astronomical saddles and Arca-Swiss photographic tripod heads. Its 41.5 mm width creates a rigid, stable platform for your equipment, eliminating the need for adapter stacks.

    Dual-Format Design: Vixen & Arca-Swiss in 210 mm

    This plate is engineered with two distinct dovetail profiles machined into a single bar. One side conforms to the Vixen standard common on equatorial mounts and saddles, while the other matches the Arca-Swiss standard used in high-end photography. This allows you to move a small telescope or a camera with a telephoto lens between an astro-mount and a photo tripod without ever changing the plate.

    A 210 mm Foundation for Precise Balancing

    The 210 mm length provides ample room to slide your telescope or camera forward and back within its mounting rings or clamp. This is critical for achieving perfect balance, especially after adding a guide scope, camera, or heavy eyepiece. Precise balance reduces strain on your mount's drive motors, leading to more accurate tracking and sharper long-exposure images.

  • What is the main advantage of the William Optics DSD 210 plate's dual dovetail?

    The primary advantage is universal compatibility. The William Optics DSD 210 plate allows you to mount the same piece of equipment—be it a small refractor or a DSLR with a lens—onto both an astronomical mount with a Vixen-style saddle and a photographic tripod with an Arca-Swiss clamp without needing to swap plates.

    What size telescopes are suitable for the 210 mm length of this DSD plate?

    A 210 mm plate is ideal for small-to-medium refractors (typically up to 80-90mm aperture) and other compact optical tubes. The length provides sufficient travel to balance the telescope correctly, especially when a camera or other accessories are added to the optical train.

    Can I use the DSD 210 plate to mount my DSLR with a telephoto lens on a Vixen-style mount?

    Yes, this is a perfect use case. You can attach the DSD 210 plate to your lens's tripod collar or a camera L-bracket (which typically use Arca-Swiss), and then mount the entire assembly directly onto a Vixen-style saddle on a star tracker or equatorial mount.

    How does the William Optics DSD 210 plate help with balancing my telescope?

    The 210 mm length allows you to slide the telescope within its tube rings along the plate's axis. This lets you find the precise center of gravity, ensuring the telescope is perfectly balanced on both the declination and right ascension axes of your mount. Proper balance is essential for accurate GoTo slewing and tracking.

    Is the DSD 210 plate compatible with Losmandy D-style saddles?

    No. This plate is designed for the narrower Vixen (V-style) and Arca-Swiss standards. It is not physically compatible with the wider Losmandy (D-style) saddle clamps.

    What is the benefit of the 41.5 mm width of the DSD 210 plate?

    The 41.5 mm width provides a broad, stable base for mounting telescope tube rings. This width helps prevent any flexing or twisting between the rings and the plate, ensuring a rigid connection between your telescope and the mount.

  • Length 210 mm
    Width 41.5 mm
    Dovetail Type Vixen & Arca-Swiss Compatible
    Available Colors Black, Red

    • William Optics DSD 210 Plate

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  • William Optics 2-Year Warranty