iOptron Vixen Dovetail Plate 126mm

The iOptron 8422-126 is a 126mm (5") Vixen-style dovetail plate designed for securely attaching small telescopes, guide scopes, or imaging accessories to a compatible mount. Precision-machined from anodized aluminum, this dovetail provides a stable, lightweight connection and is ideal for compact refractors, camera rigs, or piggyback hardware.

Whether you're optimizing your grab-and-go setup or outfitting a secondary optical tube, this short-format plate offers simplicity, strength, and compatibility with a wide range of Vixen-style saddles.

Designed for Vixen-Style Saddles

The 8422-126 dovetail uses the industry-standard Vixen-style narrow dovetail profile, which is compatible with a wide array of mounts from iOptron and other brands. It offers a secure fit in most Vixen-format saddles while maintaining a slim profile that helps reduce overall system weight.

• Compatible with all iOptron mounts that accept Vixen dovetails

• Also fits most Vixen-format saddles from other manufacturers

• Ideal for lightweight OTAs, finder scopes, or imaging setups

Strong and Lightweight

Crafted from anodized aluminum alloy, the plate balances rigidity with low weight—perfect for portable mounts or travel setups. The anodized finish resists corrosion and helps eliminate unwanted reflections during astrophotography.

Mounting options include pre-drilled holes and a central slot, giving you flexibility in how you attach rings, cameras, or brackets.

Dimensions and Details

• Length: 126mm (5.0 inches)

• Width: 1.75 inches

• Weight: Approx. 0.4 lbs

• Hole spacing: Includes holes at common 1.5" and 3" separations

• Slot: Central channel for variable-position mounting

• Thread compatibility: Accepts common 1/4"-20 or M6 bolts (not included)

Ideal Uses

• Mounting small refractors or compact OTAs

• Attaching DSLR cameras with wide or standard lenses

• Supporting small piggyback guide scopes

• Serving as a balance plate or counterweight adapter

Observing Tip:
Even with a smaller OTA or camera rig, it’s important to properly center your load on the saddle. This ensures smoother tracking and minimizes strain on your mount’s drive system—especially helpful during long exposure sessions.