Off-Axis Guiders

New! Our Astrodon Monster MOAG has been updated to have a built-in filter drawer!

MOAG means Manual Off-Axis Guider. It allows you to guide your telescope to obtain sharp, round stars by guiding in front of your filters using unfiltered light in the same optical beam as your imaging camera

Scops OAG is a motorised Off Axis Guider. Specialized for remote operation, allows you to adjust guide camera focus with great precision.

The Off-Axis Guider is an essential astroimaging accessory for long focal length telescopes that require the most accurate guiding possible.

The QHY OAG comes in three versions to accommodate image sensors of various sizes. All QHY Off-Axis Guiders have the same main body, which includes the prism, but the telescope/camera interface is sized to accept thread adapters of different diameters.

The low-profile 1.25″ Lumicon Newtonian/Refractor Easy-Guider is one of the most powerful astrophotography accessories available today.

The QHY OAG comes in three versions to accommodate image sensors of various sizes. All QHY Off-Axis Guiders have the same main body, which includes the prism, but the telescope/camera interface is sized to accept thread adapters of different diameters.

One of the most powerful astrophotography accessories available today!

OAG-L is the latest iteration of M68 OAG with a larger prism size of 12*12mm. The bigger clear aperture brings wider field of view in guiding ZWO-OAG-L is released now, it has a larger prism size of 12*12mm.The bigger clear aperture brings wider field of

Connect the main imaging camera and the guide camera simultaneously. No guide scope required!

Baader's RCC Off-Axis Guider is matched specifically for the RCC-I Coma Corrector and Digital SLR cameras

The main purpose of the OAG is to use the same optical path as the main camera.  This avoids the problem of differential deflection that can occur when using a separate optical system for guiding. This method provides more accurate guiding and sharper ima

The QHY OAG comes in three versions to accommodate image sensors of various sizes. All QHY Off-Axis Guiders have the same main body, which includes the prism, but the telescope/camera interface is sized to accept thread adapters of different diameters.

Askar M54 Off Axis Guider

ZWO Off-Axis Guider for Astrophotography

Meade #777 Off-Axis Guider

Give your 9.25", 11", or 14" Schmidt-Cassegrain or EdgeHD telescope a greater illumination area with the use of this Celestron Large SCT Adapter. Coupling this adapter with Celestron's Off-Axis Guider allows the full image circle to be used in larger Cele