CCD images vs DSLR compared to the same FOV

Often use these acronyms and I will try to give the explanation but it is useful “chewing” in order to better understand all information resources available on the Web (forums/sites/chat)

For FOV Field Of View means, which is the field of view, and there is for instance a weblink to calculate the field of view from sensors of different DSLR cameras with the extension of the DSO (deepsky object, deep sky object) that is programmed to photograph, or to know the entire scene from the eyepieces that you own for a session of Visual observation :

https://astronomy.tools/calculators/field_of_view/

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