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Old 08-07-2019, 10:53 PM
kosborn (Kevin)
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kosborn is offline
Join Date: Mar 2018
Location: Canberra
Posts: 322
I'm using the ASI120MM-S as the guide camera on a 10" Newtonian with the ZWO OAG. I've never had problems finding a guide star. My imaging camera is the ASI1600MM. With that sized sensor there has been no problems with the OAG prism getting in the way of the image circle.

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