PAL design that changes with both the ADD power and the distance rx (so it changes whether its a myope or hyperope) PAL design that changes with both the ADD power and the distance rx (so it changes whether its a myope or hyperope) A) split add PAL B) prescription dependent PAL C) tropia dependent PAL D) position of wear PAL Answer: B) Prescription dependent PAL Learn More : Share this Share on FacebookTweet on TwitterPlus on Google+