Originally Posted by df cardwell
Awesome. I'm grateful for folks who see more clearly than I,
and write more coherently !
(Many of whom see to be posted ahead of me !)
Here is a visual aid borrowed from York Univ.
And below, here is the late lamented APX 100 data.
Thanks for the color graph. There is also one in the UV filter link I supplied, although he has the colors reversed from convention.
Wow, that APX is quite the roller coaster, even more than Kodak's general curve.