POLARIE Star Tracker is widely used for wide field astrophotography. This is due to the lack of proper accessories for balancing POLARIE when heavier DSLR telephoto camera lens are loaded on the whole photo system.


Today, Vixen Co.,Ltd has launched new accessories to support this point for passionate POLARIE users for their new challenge. Below is a sample picture of Orion (Constellation) with different size of camera lens.

Dovetail Slide Bar DD (Art. #35525)

Dovetail Slide Bar DD is designed to for POLARIE Multi Mounting Block to attach camera equipment ranging from ordinary enrty camera to telephoto lens or compact optical tube.


Wide slit is prepared for Polar Axis Scope so that you can see through POLARIS without any interference.

There are 1/4 inch(male)x1, 1/4 inch(female)x1, M6 Screw(female)x2 on the plate.

Product Features

■ 44mm width (Vixen standard size) is compatible with not only the Dovetail Slide Bar DD, but also other mounts such as AP-Series and SX Series which is equipped with Vixen standard dovetail-plate mounting block.


■ The sighting slot provided in the center allows a use of polar scope while being attached.


■ The attached disc plate on both ends enables installation of camera, ball-head, counterweight bar, quick release panorama clamp, etc.

<How to use?>

Prepare POLARIE Star Tracker and Vixen Dovetail Slide Bar DD.


Vixen Dovetail Slide Bar DD is longer than general Vixen dovetail plate so that it is easier to get balance of the system.

Attach Vixen Dovetail Slide Bar DD on POLARIE Star Tracker.


Note: Vixen Multi Mounting Block has been installed on the POLARIE shown on left picture.

Attach Vixen AP Photoguider counterweight shaft (Art.25826) on the end of Vixen Dovetail Slide Bar DD.

Move Vixen Dovetail Slide Bar DD shown as on the left picture.

Attach DSLR camera on the built system and try to find a point where the whole system is well balanced.


*NOTE* Please Refer YouTube for proper setting to avoid damaging your DSLR camera.)

Balancing of the system depends on the weight of DSLR camera.


*NOTE* In some cases, position of counterweight might need to be moved for searching "balancing point".

Spezifikationen Dovetail Slide Bar DD
Product Code #35525 (EAN Number: 4955295355259) 
Applicable Mount  POLARIE Star Tracker
Dovetail Compatibility
Vixen Standard Dovetails  Bars(44mm wide), provided with a polar scope sighting slot
Country of Origin
 Made in Japan
55mm x 260mm long
Gewicht 390 g

<Related Accessories>

POLARIE Quick Release Panorama Clamp(Art.#35527)

POLARIE Multi Mounting Block(Art.#35522)

POLARIE Quick Release Angle Plate(Art.#35526)

POLARIE Balance Weight 1.0KG (Art.#25801)

Counterweight for POLARIE Star Tracker. This counterweight can be used together with POLARIE accessories for Deep Sky Photography.

AP Photo Guider Weight Shaft (Art.#25826)

This counterweight shaft can be used together with POLARIE accessories for Deep Sky Photography.

POLARIE Polar Fine Adjustment Unit(Art.#35519)

The Polar Fine Adjustment Unit is an accessory designed to install star tracking mounts such as POLARIE, and AP Star Tracker System by attaching between photographic tripod and the star tracking mount. This device allows to make fine adjustment in horizontal and vertical direction when installing a polar axis scope.

POLARIE Polsucher PF-L (Art. #35521)

Der Polsucher für die POLARIE richtet den Tracker exakt auf den Himmelspol aus und ermöglicht so auch das Fotografieren mit längeren Brennweiten.

Der Polsucher ist sowohl für die Nord-, als auch für die Südhalbkugel geeignet.

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