[Cin] DAR, PAR and SAR, again

[Terje J. Hanssen]

Den 30.01.2024 15:16, skrev Andrea paz via Cin:
> Another attempt for the document on DV and HDV to be put either as an
> appendix to the manual or (better yet) in a separate pdf on git. I am
> still not satisfied with the result, so a revision is welcome.
>

IMO this looks good "^"

A minor question is if "anamorphosis" in the header should be replaced 
with "anamorphic" (adjective)?
https://en.wikipedia.org/wiki/Anamorphic_widescreen
https://www.collinsdictionary.com/us/dictionary/english/anamorphic