high-index has nothing to do with this (since this applies to all colors), just considering lens material, dispersion/​abbe value is the important factor in chromatic aberration distance. another factor is distance of lens to retina
high-index has nothing to do with this (since this applies to all colors), just considering lens material, dispersion/​abbe value is the important factor in chromatic aberration distance. another factor is distance of lens to retina