answersLogoWhite

0

Who invented bioforcal glasses?

User Avatar

Anonymous

∙ 17y ago
Updated: 8/17/2019

Benjamin Franklin invented the bifocals

User Avatar

Wiki User

∙ 17y ago
Copy

What else can I help you with?

Related Questions

Does Patrick Henry have glasses?

No he doesn't because in all his pictures he didn't have glasses and I don't think glasses where invented back in those early days.


Does Henry wear glasses?

No. Glasses where not invented in those days., and in all his pictures he has no glasses.


What did peter henlien invented?

He invented clocks and watch-glasses


Is a glasses finder is invented yet?

it has, or has it?


Who invented biofocal glasses?

Benjamin Franklin


Who invented the first pair of eye glasses?

lizzards


Who invented wine glasses to make music?

chicken


Where wass reading glasses invented?

check wikipedia


When were the plastic spectacle Glasses lenses invented?

= plastic spectacle Glasses lenses invented 1934 =


Who invented 3-D glasses?

Ernest Calabro The first use of 3D glasses was in 1922 for the movie "Power of Love".


In what country were eyeglasses invented?

Eyeglasses were invented in Italy in the late 13th century. They were initially made from two magnifying glasses framed together.


When were eye glasses invented?

The very first eyeglasses were invented in 1286, but many later developments were made that improved on the initial designs. Benjamin Franklin invented bifocals, glasses with two distinct optical powers, and George Airy invented lenses correcting astigmatism.

Trending Questions
What country is Al-Qaeda in? How is judicial power exercised? How do you remove water pump 2003 Pontiac GrandAm 2.2 liter? What is the significance of the Metatron Cube in sacred geometry and how does it relate to spiritual and metaphysical concepts? What did the writers of the articles of confederation want to preserve? What are characteristics of sacred music from the Medieval Period? How can you use quarantine in a sentence? How can a child change a parent's life? How do you change headlight bulb in 93 Nissan 240sx? What is 30 degrees celsius equivalent to in Fahrenheit? What is a receding line? What were the three enlightened monarchs during the eighteenth century? Does the Boss DS-1 pedal work good with a Peavy amp? Is Mona Max Goof's Girlfriend? What is unregistered IP Address? What is significant about popuolism? How many grams HBr are required to produce 150g AlBr3 in the equation 2Al plus 6HBr producing 2AlBr3 and 3H2? Why cant a squid live on land? Which of the-following does not plagiarize the J. Dettweiler excerpt below? When was Edward Hutchinson - captain - born?

Resources

Leaderboard All Tags Unanswered

Top Categories

Algebra Chemistry Biology World History English Language Arts Psychology Computer Science Economics

Product

Community Guidelines Honor Code Flashcard Maker Study Guides Math Solver FAQ

Company

About Us Contact Us Terms of Service Privacy Policy Disclaimer Cookie Policy IP Issues
Answers Logo
Copyright ©2026 Infospace Holdings LLC, A System1 Company. All Rights Reserved. The material on this site can not be reproduced, distributed, transmitted, cached or otherwise used, except with prior written permission of Answers.