0 a method used for printing, where a colour image is divided into 4 images of a single colour which, when put together, make the complete colour image -- separacjabarw
Books that were to be produced as inexpensively as possible showed less engraving work and colour separation.
An actual prism would exhibit a continuous spectrum with no defined boundaries between colours, and colour separation would be present inside the prism.
These films are used to make dielectric mirrors, interference filters, heat reflectors, and filters for colour separation in colour television cameras.
The colour separation argument is important.
They could be overcome through better colour separation at collection.
