Create a speech with a outline and sources about the history of sunglasses
Good afternoon everyone,

Today, I'd like to take a step back in time and explore the history of one of the most popular accessories in the world - sunglasses. From their origin as a means of protecting the eyes from the harmful rays of the sun, to their current status as a fashion statement, sunglasses have undergone a long and fascinating journey.

I. Introduction
A. Definition of Sunglasses
B. Importance of Sunglasses
C. Purpose of the speech

II. The Origin of Sunglasses
A. Ancient Times
1. The Inuit people used flat pieces of ivory to protect their eyes from the glare of the sun on the snow.
B. China in the 12th century
1. The Chinese judges wore smoky quartz lenses to conceal their expressions and to protect their eyes from glare.
C. 18th Century
1. James Ayscough invented glasses tinted with blue or green to help alleviate specific color vision impairments.

III. The Evolution of Sunglasses
A. In the 1930s
1. The modern sunglasses were invented with the invention of polarized lenses.
2. Ray-Ban, a popular brand of sunglasses, introduced their first pair of aviator sunglasses for pilots.
B. In the 1950s
1. Sunglasses became a popular fashion accessory, with iconic movie stars such as Marilyn Monroe and James Dean sporting sunglasses in their films.
C. In the 1960s
1. Sunglasses became a symbol of cool, with brands like Ray-Ban and Oakley creating new styles and designs.

IV. The Impact of Sunglasses Today
A. Fashion Statement
1. Sunglasses are now an essential accessory for fashion lovers all over the world.
B. Protection from Harmful UV Rays
1. The importance of sunglasses as a protective device cannot be overstated.
C. Availability and Affordability
1. With the rise of online shopping, sunglasses are now more accessible and affordable than ever.

V. Conclusion
A. Recap of the History of Sunglasses
B. The Importance of Sunglasses Today
C. Final Thoughts

Sources:

The History of Sunglasses. Vint & York, vintandyork.com/stories/the-history-of-sunglasses/.
The Evolution of Sunglasses: From Function to Fashion. Sunglass Warehouse, sunglasswarehouse.com/blogs/news/the-evolution-of-sunglasses-from-function-to-fashion.
The History of Sunglasses: From Prehistoric Times to the Present. Vision Direct, visiondirect.com.au/info/the-history-of-sunglasses.
Thank you for your time and attention. I hope you have a better appreciation of the rich history of sunglasses and their significance in our lives today.
Steps for Making a DIY sunglass?