eyesight in the time of ROBOs

Help the old town guard cheating his eyesight examination so he can keep on doing his job without wearing glasses! Include fun stuff like: - Uniquely designed ROBOs! - shop at the ROBO Merchant shop! - ACTUALLY taking an eyesight examination, with the light board and the oculist judging you! - The oculist is a ROBO too! - THINKING ABOUT THE CONSEQUENCES OF YOU ACTIONS! Like really, cheating at a medical examination? Is that wise? Would you let a guard going around town armed and basically blind?? YOU DECIDE - Form friendship with a ROBO -- oh my, what a scandal that would be, in this fictional...