"... As I settled in, half attentive, I started noticing something was odd. First off, the crew's uniforms were brighter than I remembered. And wait, why was the image on the bridge view screen so crisp? Even odder, when the ship entered orbit around a planet, it's features, as well as those of the Enterprise, seemed much more detailed. Not only that, the planet was much larger in respect to my favorite starship; the scale seemed much more realistic..."
I'm more of a Voyager fan but I'll definitely check this out at some stage.
More on Scientific American on the new digitally remastered version of the original series.