Grumpy Old Geeks Topics Bifocal and progressive lenses Topic Bifocal and progressive lenses 3 mentions in 1 episode Dave describes motion sickness with progressive lenses and his decision to try bifocals. Mentions 683: There IS a Spoon! Feb 8, 2025 1:13:36 my current glasses are progressive lenses 1:13:58 the progressive lenses give me motion sickness 1:14:18 I got plain old bifocals