in General Knowledge Contact lenses were first proposed by Leonardo Da Vinci in 1508 by Web Desk December 28, 2016, 4:04 pm 413 Views Contact lenses were first proposed by Leonardo Da Vinci in 1508. Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website By using this form you agree with the storage and handling of your data by this website. *