transparency

noun6

1. •
   The quality of being transparent.
2. •
   Openness; accessibility to scrutiny.
3. •
   Something transparent.

   • John Lehmann's narrator Jack Marlowe is such a transparency, and his fiction is totally formless. — 1986
4. •
   A transparent artwork, viewable by shining light through it.
5. •
   A translucent film-like material with an image imprinted on it, viewable by shining light through it.
6. •
   Sufficient accuracy to make the compressed result perceptually indistinguishable from the uncompressed input.