Frame Dimensions in millimeters (mm) Lens Width Bridge Temple Length 50 13 130 These stylish, designer reading glasses are available in: Black/Tortoise, Blue/Tortoise, Purple/Tortoise, Red/Tortoise. Why buy optical quality reading glasses from A.J. Morgan? * Handmade High-Quality Acetate Plastics * Optical Frames Allow You To Place Your Own Prescription Lenses * Fashionable, Funky and Sexy Reading Glass Styles * Cost Competitive Without Sacrificing Quality * Comes With A Money Back Guarantee Looking to find out which strength or power reading glasses you need? Find out which prescription is best for you by using our diopter chart here .