: 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

Baader RCC version is shorter and has T threads on both sides. Omegon Classical roof prism binoculars Low-price pocket binoculars Zoom binoculars Astro binoculars Hunting binocular Marine binocular Compact binocular Lorgnette.

Shipping costs Newsletter Blog. The camera side also has a locking ring so you can thread a camera or filter wheel and lock that in any position you want. This OAG is sold with few T-threaded extenders, T-threaded 2″ nosepiece adapter and even T-threaded short extender with locking screw to lock a guide cam in given position.

This guider is a tremendous improvement over conventional off-axis guiders. User Beginner Advanced Experienced amateurs.

Celestron Radial Guider

Please note that only latin characters, numbers and common special characters can be entered. TS versions are various and even can have T thread on the guide head. Sometimes the long base or the 1,25″ nosepiece holder for the guide cam instead radizl a T thread may not be best for given setup.

Due to the many adapters, it is not always clear which part sits on which place, so looking into the manual is helpful. Enter new zip code to refresh estimated delivery time. The prism is attached slightly higher than in the Radial guider without the pad.


Specifically for use in prime focus, deep-sky imaging or astrophotography with Schmidt-Cassegrain telescopes, the Radial Guider is compact and sleek in design.

Adaption of CCD cameras is no problem – adapters cen be found in the accessory recommendations. Be the first and write about your experience now.

Celestron off Axis Radial Guider | eBay

Stop when a nice visible star will enter the field. T-thread and standard 1. 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.

Those companies modify the threads and width of the OAG base. OAG is also lighter than a guide scope. Primarily for use with catadioptric telescopes, it also works on refractor telescopes having adequate back focus.

The distance from the prism to both cameras must be the same – so both cameras focus at the same point.

Monday to Friday I used this OAG a bit. This allows accurate guiding as rdial on scope design it can also correct for mirror flop in SCTs or some bending of OTA or the focuser in other scopes. The off-axis guider allows simultaneous imaging and guiding with your Schmidt-Cassegrain or EHD telescope.

Celestron Off-Axis Guider for EdgeHD and SC telescopes

See any errors on this page? If it’s on the edge you can also try to tilt the prism by using a knob located below the head. Lechner Electric Leica Binoculars and Spot. After sharpness is achieved, the focuser is locked.


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At night just unlock the guide head and slowly rotate it when looking on the guide cam live preview. With this, you can adapt the OAG perfectly to the diameter of the camera sensor and the illumination of your telescope.

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. Celestron Manual – PDF file: The radial guider also eliminates the problem of differential flexure, because you’re both guiding and photographing through the telescope.

Celestron Off-Axis Guider for EdgeHD and SC telescopes The off-axis guider is an important accessory for the astrophotography with long focal length, as it allows for highest guiding accuracy. 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. Photo Equipment Baader Baader. Be the first to review this item.

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