Hi Keith
Yes does seem that Lightness is the more accepted term.
(I'd swear Luminosity was used before. Seems to have been
usurped by the brain training program :)
Best,
Roy
On Tue, Jan 31, 2017 at 1:13 PM, Keith Schreiber keith@... [QuadtoneRIP] <QuadtoneRIP@yahoogroups.com> wrote:
Hi Roy,Until recently I was also under the impression that L stands for Luminosity, but every reference I can find now says it stands for Lightness. Thought you might be interested.Cheers,Keith
On Jan 31, 2017, at 1:49 PM, Roy Harrington roy@... [QuadtoneRIP] <QuadtoneRIP@yahoogroups.com> wrote:The L of LAB is called Luminosity --- this is the unit linearized by QTR driver.