Granted, most of the “magic” lies in the software processing that stacks hundreds of mediocre frames in a video to produce a sharp, detailed image of a planet, however the hardware is still important.
So, after experimenting with their webcam, people want to try something better.
**The Quantum Efficiency value is for the unmodified Canon.
That’s because DVDs were originally made to comply with the NTSC broadcasting resolution, which is a non-square pixel standard using the resolution of 720 by 480 pixels, stretched to accommodate either 4:3 or 16:9 content, never producing a true 16:9 resolution.
In an effort to enhance the knowledge of the video-making community, I have compiled a list of all true 16:9 video resolutions, including their associated standard when applicable, as well as when the resolution is divisible by 8, which is useful for limited video encoders.
The table goes up to 1080p and includes common resolutions like that of a typical 27 inch 16:9 computer monitor and Super Hi-Vision.
The DSLR Webcam produces images of excellent quality. The reflex (SLR) camera is every normal Webcam considerably superior.
This IP Webcam was not built for ordinary photography but specifically for security.
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Initially I thought one long night would be enough for the comparison, but that first night was very windy, the next had very unsteady atmosphere and so the best images were gotten on the third night.