ZWO ASI 183mm Pro Review

ZWO ASI 183mm Pro Review

A monochromatic camera (mono) is often referred to as a gold standard camera for astrophotography. I had the urge to use one again, so I got my hands on a ZWO ASI 183mm Pro for review. This camera was sent to me from First Light Optics for review.

I’ve had the ZWO ASI 183mm Pro for some time now in order to get a good handle on the camera and its qualities. In this article I’ll be sharing my feelings about the ASI 183mm pro.

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Mono Camera: My Initial Feelings

Mono Camera or Colour Camera?

There is a big choice to be made during your astrophotography journey: colour camera or mono camera?

A colour camera uses a sensor with a bayer matrix over it. Light passes through tiny coloured filters and is then read by the sensor. A mono camera has no such filter – the light is read as gray scale. In order to use a mono camera to construct a colour image we have to add filters in front of the sensor ourselves.

Recently I sold my Altair Astro Hypercam 183c colour camera to buy the mono version. Then I bought a filter wheel and a full set of narrowband filters. Since I particularly like the look of narrowband, and whilst it’s possible with a colour camera, a mono camera is more suited to narrowband imaging. I enjoyed the 183 sensor so much that when I saw the mono for sale – I took the plunge.

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