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Benjamin Franklin had very bad vision and could not read very well so he needed something so that he could see better that why he made bifocals
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What 5 things did Benjamin Franklin invent?
Lightning rod, bifocals, Franklin Stove, Odometer
Did Benjamin Franklin invent the ocular device?
No, but he is credited with inventing the first pair of bifocals - prior to that, people needed two sets of spectacles, one for distance, one for reading. Franklin combined them into one.
Did Benjamin Franklin invent money?
No, Benjamin Franklin did not invent money. Money existed many centuries before Benjamin Franklin lived. You can read in the Old Testament of the Bible about Abraham using money in 2,000 B.C. That was 4,000 years ago. However, Benjamin Franklin invented a number of different things such as bifocals and the Franklin stove and profited from his inventions. When he died, either he or George Washington was the richest man in the United States.
What did benjmian Franklin invent in 1900-2010?
bifocals
What did Benjaman Franklin invent for better sight?
The Bifocals
What did Benjamin Franklin invent and what nationality was he?
he invented bifocals
What 5 things did Benjamin Franklin invent?
Lightning rod, bifocals, Franklin Stove, Odometer
How did Benjamin Franklin invent the long arm?
Benjamin Franklin did not invent the long arm. He is credited with inventing the lightning rod, bifocals, and the Franklin stove, among other things.
What did Benjamin kranklin invent?
Benjamin Franklin was president from 1785 to 1788. Benjamin Franklin invented the lightning rod, bifocals, the Franklin stove, a catheter, and a glass harmonica.
Did president George Washington invent bifocals?
George Constant Louis Washington, not the president of the United States, is fabled to have invented bifocals. However Benjamin Franklin invented bifocals on May 23, 1785.
Did Benjamin Franklin invent the ocular device?
No, but he is credited with inventing the first pair of bifocals - prior to that, people needed two sets of spectacles, one for distance, one for reading. Franklin combined them into one.
Did Benjamin Franklin invent money?
No, Benjamin Franklin did not invent money. Money existed many centuries before Benjamin Franklin lived. You can read in the Old Testament of the Bible about Abraham using money in 2,000 B.C. That was 4,000 years ago. However, Benjamin Franklin invented a number of different things such as bifocals and the Franklin stove and profited from his inventions. When he died, either he or George Washington was the richest man in the United States.
What did Benjamin franklyn invent?
The lightening rod, bifocals
What did benjmian Franklin invent in 1900-2010?
bifocals
What did Benjaman Franklin invent for better sight?
The Bifocals
What did benjamen invent?
* lightning rod * Franklin stove * odometer * bifocals* lightning rod * Franklin stove * odometer * bifocals* lightning rod * Franklin stove * odometer * bifocals* lightning rod * Franklin stove * odometer * bifocals* lightning rod * Franklin stove * odometer * bifocals* lightning rod * Franklin stove * odometer * bifocals
Did Ben Franklin invent bifocals?
Yes, Ben Franklin did not invent bifocals but he is credited with popularizing them. He created a pair of glasses with two different lens powers, allowing for both distance and close-up vision.
