[GB ended,discussion only] CRI > 80+ NICHIA 2000K-6500K [E21A/219B/219C/319A/144A/757GT-F1(Optisolis)]

What kind of optic is appropriate for the 144A? I know some of the first 6V samples had pretty impressive egg yolk, but my recent samples still make a huge yellow-green dot with a clear TIR optic (the famously crappy stock Prime one).