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What does biofocal mean?
Biofocal refers to a type of contact lens design that provides multiple focusing strengths within the same lens. This allows individuals to see clearly at various distances, such as near, intermediate, and far. Biofocal lenses are commonly used to correct presbyopia, a condition that affects the eye's ability to focus on close objects.
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.
When did Benjamin Franklin start inventing?
Benjamin Franklin invented the well-known lightning rod, the glass armonica (which is a glass instrument; many get this instrument confused with the metal harmonica), the Franklin stove, bifocal glasses, and the very flexible urinary catheter. note: Benjamin Franklin never patened his inventions.
What did peter henlien invented?
He invented clocks and watch-glasses
Who invented bioforcal glasses?
Benjamin Franklin invented the bifocals
Is a glasses finder is invented yet?
it has, or has it?
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".
