I think main producer of RisingCam is Toptek - the largest developer of ccds for microscopes, much larger than ZWO/QHY. It's a good cam, the same as ASI2600MC as it use IMX571 sensor, but with larger buffer size and wider cooling temp (up to 42 degrees). Here is some pics from RisingCam www.astrobin.com/users/dimitrii_trost/ - I am new to astrophotography. I use this cam around one year and there where no problem at all. Once overcooled the sensor and it fogged up. Another time forgot to set correct offset and subs were spoiled. Now I bought qhy600 mono and due to the size of the frames, a lack of memory immediately surfaced.

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