Originally Posted by schnelle
...For a more productive review: optos are much flippier than GL. Note flippy opto was a yellow FR. Dead straight GL was an orange FR.
Just curious, is there a Parting Line Height (PLH) difference on the two discs?
I've found with Diamonds that yellow (both OPTO and RGL) discs have slightly lower PLH than orange discs; red is an even bigger difference...