Why did the Chinese judges wear sunglasses?

Ancient documents describe the use of such crystal sunglasses by judges in ancient Chinese courts to hide their facial expression when they interrogated witnesses. These sunglasses were made to protect people’s eyes from the sun’s rays. Polarized sunglasses first became available in 1936, when Edwin H.

Were sunglasses made for chinese judges?

Meanwhile, judges in China used sunglasses made from smoky quartz to hide their facial expressions as they interrogated witnesses in court. Sunglasses started out as practical eyewear for emperors, hunters, and judges.

Why did the Chinese invent the sunglasses?

Well, the first sunglasses were invented in the 12th century by the Chinese. They were a crude slab of smoked quartz that was made to block out the sun rays. Initially, the Chinese used sunglasses to hide their emotion from other people when speaking to them.

When did sunglasses get UV protection?

The first mass-produced sunglasses made to protect eyes from the sun’s rays were made by Sam Foster in 1929. Sunglasses became popular with actors and actresses of the time because of the bright lights of movie sets and flashes of cameras.

When did sunglasses become cool?

The model first gained popularity in the 1940s when Douglas MacArthur was seen sporting a pair at the Pacific Theatre. However, it was in the late 1960s when the frames became widely used with the rise of the hippie counterculture, which preferred large metallic sunglasses.

How did sunglasses change over time?

The first instance of lenses being used to actually protect a wearer’s eyesight from light was around the early 20th century, when yellow and brown tinted glasses were prescribed to sufferers of syphilis. Land that blocks intense light reflected off other surfaces like sand or snow, became available in 1936.

Why are sunglasses important?

The most important benefit of wearing sunglasses is that they protect your eyes from ultraviolet (UV) light. UV light can have harmful effects on the eyelid, cornea, lens and retina.

Did they have sunglasses in the 1700s?

In the 1700s, an English optician named James Ayscough developed blue and green tinted lenses thinking they could correct some vision impairments. Protecting the eyes from the sun wasn’t his aim when developing them.

Did they have sunglasses in the 1920s?

1920s and 1930s glasses for both men and women comprised of small round frames made of tortoiseshell or metal. In terms of lenses, the 1920s were the beginning of tinted sunglasses as an accessory of fashion over function. Today, wearing a 1920s or 30s costume in the sun requires for a pair of vintage round sunglasses.

What do sunglasses symbolize?

“I found that sunglasses were always strongly associated with the glamour and power of modern technology, control of emotion, control of the body and control of interactions with others,” says Brown.

What decade were round sunglasses popular?

1930s
1920s-1930s With increased functionality and a bold design, round-framed eyeglasses became popular in the 1920s. These glasses were heavy and sat close to the face, but they could be found in a variety of new materials, including gold and tortoise shell.

Did sunglasses exist 1850?

Common Spectacle Styles in the 19th Century Then it was the turn of rectangular and octagonal glasses in the 1840s, until oval shaped spectacles came back in vogue in the 1850s.

Why do judges wear sunglasses in court?

Ancient documents describe the use of such crystal sunglasses by judges in ancient Chinese courts to hide their facial expression when they interrogated witnesses. James Ayscough began experimenting with tinted lenses in spectacles around 1752.

Who invented sunglasses?

Ancient documents describe the use of such crystal sunglasses by judges in ancient Chinese courts to hide their facial expression when they interrogated witnesses. James Ayscough began experimenting with tinted lenses in spectacles around 1752.

Are sunglasses in vogue?

Sunglasses of particular shapes may be in vogue as a fashion accessory. The relevance of sunglasses within the fashion industry has included prominent fashion editors’ reviews of annual trends in sunglasses as well as runway fashion shows featuring sunglasses as a primary or secondary component of a look.

What is the international standard for sunglasses?

The international standard for sunglasses is ISO 12312, which was published in 2013. Part 1 specifies the physical and optical characteristics of glasses, including a range of UV protection levels. Part 2 specifies the test methods used to validate conformance with Part 1.