find the answer
In 1822 Augustin Jean Fresnel invented the basis of the technology that went into making the Canon 70-300mm lens. The specific Canon EF 300mm lens was not invented, only modified from the original lens technology invented in 1822.
2001
Probable the Assyrians.
ME (:
Roger Bacon invented the magnifying glass. The magnifying glass is also called the hand lens. It was invented in 1250.
The achromatic lens was invented by English scientist John Dollond in the 18th century. He developed this lens design to address issues of chromatic aberration in optical instruments like telescopes and microscopes, resulting in improved image quality.
Zaccharias Janssen
Isaac Newton
William Julliano invented the first hand lens in 1991
Eye don't know.
1991
John Dolland 1758