The function of carrying the cartridge across the disc is complex. Lateral tracking error must be minimized by optimum offset angle and overhang. Various methods have been used to avoid tracking errors.
"Thanks for a "So Fine" Laser Disc to DVD conversion transaction. I long ago replaced all of my other LD's with commercial DVD's, but finally decided this classic screwball comedy is just never going to come out on DVD for whatever reason. The transaction went like clockwork and you communicated status well. You even noted that the missing ..."