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Achromatic lens Invented by whom and when?

In: Inventions [Edit categories]

Answer:

John Dolland 1758

First answer by ID2922653772. Last edit by ID2922653772. Question popularity: 0 [recommend question].

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How invented the lens?
Probable the Assyrians.
Who invented the lens?
the person who invented the lens is the jansan brothers like the Jonas brother
When was the lens invented?
find the answer
Why was the number zero invented and by whom was it invented?
the number zero is first used by Indians only not by any one else The number zero was actually invented by the Ancient Egyptians
When was Purell invented and by whom?
In 1988, GOJO® industries invented Purell® instant hand sanitizer. It was designed for use in food-service as part of a wash/sanitize regimen, and also in health-care to supplement hand-washing in...