Throughout history, pirates have been portrayed as rugged and wild seafarers that pillaged their way through the seas with a black patch on one eye – an iconic element of pirate culture that has often confused people.
So why did they wear eye patches? It’s easy to assume it had something to do with hiding from authorities or being ready for battle, but the truth is a bit more complex.
The most common explanation for why pirates wore eye patches is for dark adaptation.
When a person’s eye is not used to bright light after spending long periods in darkness, they may experience discomfort and impaired vision. By covering one eye with an eye patch, they could quickly adjust their vision from dark to light settings or vice versa.
In this article, we dive deep into the history of pirates and eye patches to uncover their origin and purpose.
Table of Contents
A Brief History
The popularity of piracy has been present throughout history, with robbers on the water searching for ships and coastal towns to attack.
Pirates had a reputation for being terrifying, often flying flags depicting gruesome symbols. Tales of prisoners forced to “walk the plank” were likely overstated, but there were many victims.
They have existed since ancient times, such as the Vikings in Europe and those who seized grain and olive oil from Roman ships.
In the 17th and 18th centuries, during a “Golden Age,” pirates such as Henry Morgan, Calico Jack Rackham, William Kidd, Bartholomew Roberts, and Blackbeard roamed the waters.
Even today, in some parts of the world, piracy continues to be an issue, mainly in the South China Sea. 
Factors Leading to Piracy
A combination of economic and political factors often drove piracy. In recent years, piracy has been driven by several factors ranging from government corruption to economic inequality.
Many people who engage in piracy may feel that it is the only way to access media and resources that would otherwise be out of their reach due to financial barriers such as cost or availability.
Many communities rely on it to stay current on popular culture because they need more infrastructure or means to purchase copyrighted materials.
Piracy has also been fueled by limited access to content due to geographic restrictions. In some cases, specific networks or streaming services may be blocked in certain countries, making it difficult for citizens of those countries to access content legally.
People engage in piracy to protest against oppressive governments or restrictive copyright laws. 
The History of the Eye Patch
The eye patch has a long and storied past. It is believed to have originated with the Ancient Greeks, who used them while out at sea to protect their eyes from glare and dust.
Later, Rahmah Ibn Jabir Al-Jalahimah, a famous pirate in the Persian Gulf, became known for wearing an eye patch after shattering his eye in combat.
During World War II, the United States Navy studied using an eye patch to improve night vision.
Through popular culture and media representation, the eye patch has become etched into our collective memory as a symbol of pirates. 
A Tool for the Pirates
There is a longstanding tradition of pirates wearing eye patches, but there needs to be clear historical evidence that this was actually done.
The most commonly accepted explanation for the use of an eye patch by pirates is that it kept one eye dark-adapted, allowing them to better judge distances during nighttime battles or when boarding an enemy ship.
In bright sunlight, the dark-adapted eye could adjust more quickly to the relative darkness of the ship’s interior.
Beyond being used for convenience, some believe pirates wore eye patches to look intimidating and hide any facial injuries they may have sustained in combat. They could also protect an injured eye, conceal a lost eye, or make them appear more menacing on the high seas.
It’s also possible that some pirates used their eye patches as disguises. By only covering one eye, they could appear to be a different person when looking from the other side. This enabled them to easily slip through security on land and aboard ships for raiding purposes. 
Though their primary purpose was practical, eye patches also had a symbolic significance.
Wearing an eye patch showed bravery and loyalty to the cause, as it showed that one was willing to risk their sight for the crew’s good. It also served as a reminder that life in piracy could be short-lived and full of danger.
In addition, wearing an eye patch also added to the aesthetic that appealed to the romanticism of pirate culture.
It gave a pirate a more fearsome and intimidating appearance, which could be helpful when trying to intimidate or scare enemies. 
Discover the Modern Uses of Eye Patches
While pirate-inspired eye patches are no longer used for practical purposes, modern ones serve various medical purposes.
Photoreceptors are located in the human eye and are part of the brain. They are composed of tiny channels, known as opsins, which grip retinal, a chemical derived from Vitamin A.
When a photon of light enters the eye, it knocks off the retinal molecule from the opsins, causing them to change shape. Photoreceptors detect light and send a signal to the brain, which registers it.
Today, some people wear eye patches to treat a condition known as lazy eye. This is caused by an imbalance in the brain’s ability to control both eyes simultaneously and can result in difficulty focusing.
Patching one eye for weeks or months encourages the weaker eye to become stronger. By blocking off the stronger eye, the weaker one is forced to work harder, and its photoreceptors become more sensitive. It also encourages the brain to develop depth perception in both eyes.
People of all ages have recently started wearing eye patches as a fashion statement. From punk rockers to gothic enthusiasts, it has become an iconic accessory that makes a bold statement.
It is also used in movies and television shows to add drama or mystery to characters’ looks.
Eye patches have a long history and are still used for practical and aesthetic purposes.
From the pirates of old who donned them as tools to help them see in darkness to treating lazy eyes, they have become an iconic symbol of courage, loyalty, and mystery.
It is a reminder that there are a variety of uses for the simple accessory and that it can add drama and style to any look.