€19.99
This is a tool to roll-off a higher nit HDR master to a lower nit value, for example from 2000 nits to 1000 nits.
It's meant to be used with the Perceptual Quantizer (ST2048) transfer function.
Read more about this and other DCTLs from the Manuals
Note, that DCTLs are only supported in DaVinci Resolve Studio