: Celestron Radial Guider Schmidt-Cassegrains: Telescope Guiders And Wedges: Camera & Photo. Find great deals for Celestron off Axis Radial Guider Shop with confidence on eBay!. Old Celestron Radial Guider # – posted in Celestron NexStar: I inherited an old style Celestron Radial Guider # (OAG). After much.

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Celestron Radial Guider and Brightstar Advanced Off Axis Guider

The Celestron off-axis guider affers special features: Each movement of this star corresponds exactly the movement that is seen by the main camera. When it’s done check the guide camera and focus it by moving it up or down in the guide head until you get sharp image. Shopping cart is empty.

Sometimes the long base or the 1,25″ nosepiece holder for the guide cam instead of a T thread may not be best for given setup. Shipping costs Newsletter Blog. Small prism gathers some light from the telescope outside the field of view of the imaging camera and directs it on to the guide camera sensor.

To set this up you can point the scope on a tree or other object at day. About us Contact Terms Login.

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This guider is a tremendous improvement over conventional off-axis guiders. At night just unlock the guide head and slowly rotate it when looking on the guide cam live preview.


Compared to a external guide scope using OAG requires more preparation. This allows accurate guiding as depending on scope design it can also correct for mirror flop in SCTs or some bending of OTA or the focuser in other scopes. TS versions are various and celeshron can have T thread on raddial guide head. Monday to Friday This product is no longer stocked and therefore cannot be purchased until further notice. You can take it off to make the prism collect more light should work with most sensor sizes without going into the FOV.

Celestron Off-Axis Guider for EdgeHD and SC telescopes

They are unavoidable for the correct functioning of our shop. There are no customer reviews for this product yet. Commerce shop software [1. External guide scope celestrin correct for that as he doesn’t see that error. Please note that only latin characters, numbers and common special characters can be entered.

See any errors on this page? This accessory makes it possible to simultaneously photograph and guide through the optical tube assembly of your telescope. If the focus point is lower than lowest point of your guide camera – you need to add an extension to the main camera and repeat the process. Specifically for use in prime focus, deep-sky imaging or astrophotography with Schmidt-Cassegrain telescopes, the Radial Guider is compact and sleek in design. Photo Equipment Baader Baader. Due to the many adapters, it is not always clear which part sits on which place, so looking into the manual is helpful.

On the camera side it has a T thread. Celestron Radial Guider Product no.: The radial guider also eliminates the problem of differential flexure, celeatron you’re both guiding and photographing through the telescope.


Primarily for use with catadioptric telescopes, it also works on refractor telescopes having adequate back focus. With this, you can adapt the OAG perfectly to the diameter of the camera sensor and the illumination celesttron your telescope. The following adapters are supplied: The guider is shorter 32 mm than the Celestron unit and has T threads on both sides.

It must be used with a guiding eyepiece, camera Celesgron and drive corrector dual axis is preferrable. Adapter Barr and Stroud Berlebach. By using our shop you agree to the use of cookies. Business to Business Affiliate program Retailers.

The distance from the yuider to both cameras must be the same – so both cameras focus at the same point. I used this OAG a bit.

Celestron Radial Guider

Log in to add this product to your watchlist. T-thread and standard 1. Those companies modify the threads and width of the OAG base. Purchase vouchers Coupon at a value of 25 euro Coupon at a value of 50 euro Coupon at a value of euro Coupon at a value of euro Coupon at a value of euro Coupon at a value of euro. The radial guider is compatible with Celestron’s C5, C8, C9, C11 and C14 telescopes and comes with a unique prism angle adjustment screw.