So does that mean, that my sensor has to be 37.5mm away from the end of the focuser or.? The Celestron Focus Motor enables electronic focusing using a computer or Celestron computerized mount hand controller for remote/hands-free observing. I was able to get what looked like perfect focus with an eyepiece (sky panorama 23mm 82deg) after adding the included extension tube. Getting both imaging camera and autoguider to reach focus with one. Difficult to tell without more info or a picture of the focuser with camera added and where best focus is (furthest in or furthest out).įor this image I didn't have any ccs or reducers. The Off-Axis Guider is an essential astroimaging accessory for long focal length. Inward means you probably need to remove an extenstion tube. AstroDSLR is an application similar to AstroImager, an easy to use tool for astrophotography, but intended for use with DSLR cameras. So when using a different camera such as the 485MC which as a 17.5mm back focus you may need spacers to add another 37.5mmīut that really depends on whether you don't have enough back fockus or inward focus. The PDS versions of the scopes are shortened versions of the standard scope to allow DSLR usage, they typically have a 55mm back focus. Specific purpose of AstroImager is to control main imaging camera, filter wheel and focuser, to allow proper framing, focusing and capturing from single. If you have nothing in the light path that affects the focus position then perhaps there is an extension tube to be added/removed. Established in 2011, ZWO Optical is a fast-growing global astroimaging camera. next last » 58 recipients (page 1 of 6) Certificate winners have their images on the Image Gallery To Contact the Astroimaging Committee chair use this address rascimagingrasc. it doesn't show the focus progress in the status window, it just shows when focus is finished. the autofocus routine is consistently missing the best autofocus position, I have tried starting at a fairly Loe 15-20 steps and it still doesn't get back to the best focus I can find manually. Have you focused with any other camera or just visual/eyepieces? having some issues with this one as well. Have you anything fitted in between the camera and focuser, such as a flattener/reducer or coma corrector and/or any extensions fitted to the end of the focuser tube?

Astroimager getting focus