Essential Guide to Kitesurfing Sunglasses for Enthusiasts

Kitesurfing sunglasses on a beach with waves

Intro

When it comes to kitesurfing, one can hardly overstate the importance of having the right gear. Among these, sunglasses might not be the first thing that comes to mind. However, a good pair of sunglasses serves as more than just an accessory; it's a crucial piece of equipment. Proper eye protection can significantly improve safety on the water and enhance performance, ensuring that you keep your eyes focused on the exhilarating ride ahead without distractions.

In this article, we dive into the vital factors that make kitesurfing sunglasses essential for any kiteboarder. From exploring various lens technologies that shield you from harmful UV rays to discussing styles catered for performance and comfort, we aim to guide you toward making an informed decision. As you navigate the waves, the right sunglasses can improve clarity, comfort, and, ultimately, the overall thrill of the sport.

Techniques for Kiteboarding Enthusiasts

Beginner Techniques

For those just getting their feet wet in kitesurfing, it's all about mastering the basics before soaring high. Here are a few strategies that every novice should adopt:

Understanding how to handle the kite: Before you jump into the water, familiarize yourself with your kite. Practice launching and landing it on the beach to gain confidence.
Body positioning: Keeping a solid stance will help you maneuver better. Bend your knees slightly and keep your weight balanced.
Starting to ride: Begin by using the board and controlling the kite simultaneously. Don't rush; practice achieving a steady rhythm between kite control and board riding.

Advanced Maneuvers

Once you've got the basics down pat, you might be ready to push your limits. Here’s how you can take it to the next level:

Jumping: Proper kite control is key here. Build up speed before pulling the bar, and remember to edge hard.
Tricks: Learning moves like spins or flips can be quite the adrenaline rush. Focus on spot landing for the best experience.
Switch riding: This involves riding with your non-dominant foot forward. It can enhance your skills and adaptability—important for mastering the waves.

"Perfect practice makes perfect. Start slow, then let the wind take you."

Choosing the Right Kitesurfing Sunglasses

Having discussed the essential techniques, let’s shift focus to sunglasses. Not all shades are made equal, especially when it comes to the rigors of kitesurfing. Here are some key features to consider:

UV Protection: Look for sunglasses with a UV400 rating to ensure maximum protection against harmful rays.
Polarized Lenses: These lenses reduce glare from the water, allowing for clearer vision.
Durability: Opt for impact-resistant materials like polycarbonate to ensure they can withstand the wear and tear of kitesurfing.

Recommended Brands

When shopping for sunglasses, consider brands known for quality—such as Oakley and Maui Jim. They offer a blend of style and functionality that suits the kitesurfing community well. Be sure to check reviews on Reddit or Facebook groups focused on water sports for real user experiences.

Closure

For more detailed information on kitesurfing gear, you might want to explore resources like Wikipedia and Britannica for in-depth articles. Remember to keep your eyes protected and enjoy the ride, one wave at a time.

Prelims to Kitesurfing Sunglasses

Kitesurfing is not just about catching the wind and riding the waves; it's a full-on experience that involves connecting with nature while enjoying the thrill of adventure. One aspect that often gets overlooked is the importance of sunglasses specifically designed for kitesurfing. These sunglasses are not mere accessories; they serve a vital role in protecting your eyes from the harsh elements encountered on the water.

Importance of Eye Protection

In the world of kitesurfing, the sun often blazes fiercely above, reflecting off the shimmering water. This can create a harsh glare, making it difficult to see and react quickly to changes in your surroundings. Beyond the discomfort, prolonged exposure to UV rays can lead to serious eye conditions such as cataracts or photokeratitis, which can be akin to a sunburn on the cornea. Wearing the right sunglasses is essential to safeguard against these risks, allowing for a longer and safer kitesurfing experience.

UV Protection: Sunglasses with proper UV protection can block up to 100% of harmful rays, contributing to long-term eye health.
Glare Reduction: Polarized lenses help eliminate glare, making it easier to spot obstacles, fellow kiteboarders, or potential hazards on the water.
Protection from Wind and Debris: Sunglasses can shield your eyes from winds and stray particles that tend to whip around when you're speeding across the surface.

Role of Sunglasses in Kitesurfing

Sunglasses specifically engineered for kitesurfing combine functionality with style, providing more than just UV filteration. They offer a balance of visibility and comfort, crucial for making split-second decisions while riding the waves. Good sunglasses can enhance performance—not only do they help you see better, but they also boost confidence, allowing you to focus freely on the ride ahead.

When selecting your kitesurfing sunglasses, consider the following features:

Lenses Quality: Look for lenses that allow for clear vision while providing the necessary protection from sunlight.
Secure Fit: A well-fitting pair of sunglasses will stay securely on your face, even during jumps or high winds.
Water-Resistant Designs: Some models have hydrophobic coatings that repel water, preventing the lenses from smudging.

In essence, choosing the right sunglasses is crucial not just for protection but also for enhancing your overall kitesurfing experience. When your eyes are well taken care of, you're free to focus on the joyous task of riding the wind and waves.

Types of Sunglasses for Kitesurfing

When it comes to kitesurfing, the right pair of sunglasses does more than simply shield your eyes from the sun; they become a vital part of your overall safety and performance equipment. Navigating the water with wind whipping around can be challenging enough without squinting against the sun's glare. With so many types of sunglasses on the market, it’s essential to understand the specific attributes and benefits of each style to make an informed choice that enhances your experience on the water.

Polarized Sunglasses

Close-up of polarized lenses reflecting sunlight

Advantages of Polarization

Polarized sunglasses come with a special coating that significantly blocks glare. This feature is especially advantageous in water sports like kitesurfing, where sunlight reflects off the water's surface, illuminating potential hazards beneath. Choosing polarized lenses means you get a clearer view of what’s happening below the water line, enabling you to avoid obstacles and making your ride smoother and more enjoyable.

The key characteristic to highlight is the protection against direct horizontal light, which can be blinding. While they are a popular choice among many riders, it’s worth noting that polarized sunglasses can sometimes diminish visibility on flat screens, like your smartphone or GPS. However, the trade-off generally skews heavily in favor of their benefits, offering a safety edge while riding, making them one of the first picks for anyone serious about kitesurfing.

Impact on Visibility

When we talk about visibility, polarized lenses stand out significantly. They help in sharpening your field of view by filtering out the scattered light. You know that feeling when you can barely make out waves coming your way? Well, the right polarized glasses can change that. With these lenses, you gain deeper contrast and clarity. This improved visibility is advantageous not only for spotting potential obstacles but also for gauging wind direction and sea conditions more effectively.

Yet, it's essential to acknowledge that while polarization enhances visibility, it’s not a magic bullet. Under certain shadow or dim conditions, these lenses may slightly underperform. Still, for the bright, reflective environments typical in kitesurfing, they are usually the go-to option for enhanced visibility.

Floating Sunglasses

Benefits of Floatability

Imagine catching a wave, feeling the rush, only to lose your sunglasses to the water. Floating sunglasses remove that headache and offer peace of mind. The primary benefit here is that these shades are designed to float, ensuring you can always retrieve them if they happen to slip off your head or get knocked from your face during a thrilling descent or swift turn.

This feature is particularly invaluable for those frequently riding around other kiters or jumping high where falling glasses could easily lead to loss. While floatable sunglasses may come at a slightly higher price point, the assurance of not losing your eyewear on a day of fun in the sun is worth every penny.

Choosing the Right Model

Selecting the right model involves assessing both style and functionality. Many brands now offer various styles that float, meaning you don’t have to compromise on your aesthetic preferences to benefit from this essential characteristic. Look for features such as lightweight frames and rubber grips to enhance comfort and stability.

In essence, choosing the right floating sunglasses becomes a balancing act – you want something that fits your personal style but can also take a tumble into the water without causing a meltdown. The market today has enough offerings to ensure you don’t have to choose between practicality and style.

Photochromic Sunglasses

How Transition Lenses Work

Photochromic sunglasses, often known for their ability to change tint based on light conditions, are another exciting option for kitesurfers. These lenses adapt to varying levels of UV light, becoming darker in bright sunshine while switching back to a lighter tint in less bright conditions. This means you only need one pair of glasses to handle multiple situations—from calm dawn sessions to blaring midday sun.

The adaptability of these lenses is their standout feature, allowing seamless transitions and ensuring your visibility remains optimal no matter the conditions. This can be incredibly beneficial since many kitesurfers use varying times of the day to catch wind.

Suitability for Different Conditions

The suitability of photochromic glasses shines through in their versatility. Whether you're riding through early morning mists or afternoon sunshine, they keep your vision clear without the need for constant lens switching. This one-stop solution allows kitesurfers to focus on their ride instead of fidgeting with accessories.

That said, it’s important to realize that performance can vary from brand to brand. Some may react slower to changes in light, or not darken enough in bright conditions. A careful assessment of user reviews and product tests can go a long way in helping you choose a pair that lives up to their promises. Many riders find that while they’re a worthy investment, ensuring they match your typical riding conditions is key for maximum effectiveness.

Lens Technologies for Kitesurfing Sunglasses

Kitesurfing is not just about riding the waves; it's also about protecting your eyes from the relentless sun, saltwater, and flying debris. The technology behind kitesurfing sunglasses' lenses plays a vital role in enhancing performance while ensuring safety on the water. Understanding these technologies can help riders choose glasses that fit their needs, ultimately improving their experience.

UV Protection

Understanding UV Rays

UV rays, or ultraviolet rays, are a type of radiation emitted by the sun. They exist in three forms: UVA, UVB, and UVC, with UVA and UVB being the most relevant for eye care. Both types can penetrate the atmosphere and have adverse effects on eye health, leading to issues like cataracts or macular degeneration. Understanding UV rays is crucial for kitesurfers as prolonged exposure can lead to serious eye problems over time.

A key characteristic of UV rays is their invisibility, which makes them deceptive. Kitesurfers might think that a cloudy day or an overcast sky offers sufficient protection, but that’s a common misconception. Sunglasses that provide 100% UV protection are an excellent choice for kitesurfing since they block out harmful rays, reducing eye strain and the risk of long-term damage. Additionally, UV protection can enhance your visual clarity on the water, allowing you to spot changes in the environment more readily.

Importance of UV Protection in Sunglasses

The importance of UV protection in sunglasses cannot be overstated. A good pair of sunglasses will state their level of UV protection clearly, indicating that they block 99% to 100% of UVA and UVB rays. This feature is especially important for kitesurfers who spend extended periods on the water where UV exposure is significantly heightened.

Moreover, high-quality UV protection is generally combined with other lens technologies, making it a holistic approach to eye safety. A unique advantage of UV-blocking sunglasses is that they can also reduce fatigue, which is essential when navigating unpredictable waters. However, not all sunglasses are created equal; some may offer minimal protection, so checking labels is key when choosing a pair.

Anti-Reflective Coatings

Reducing Glare on Water

Glare is a common issue faced while kitesurfing, and it can be nothing short of blinding. Anti-reflective coatings on sunglasses are designed to reduce glare from the water surface, thereby increasing visibility. This is particularly valuable when you're riding on sunny days when the sun's rays bounce off the water, creating a dazzling effect that can be distracting or dangerous.

Kitesurfer wearing stylish sunglasses during a session

The main characteristic of these coatings is their ability to minimize reflections, allowing for clearer vision. Kitesurfers benefit greatly from this advantage as it improves safety when maneuvering through waves or avoiding obstacles. While the trade-off might be that anti-reflective coatings can require more care in handling due to their sensitivity, their ability to provide crystalline clarity makes them an excellent choice for avid riders.

Enhancing Clarity and Comfort

The enhancement of clarity and comfort is another significant benefit of anti-reflective coatings. When glare is reduced, kitesurfers can concentrate better on their surroundings without straining their eyes. This translates to improved performance and overall enjoyment while riding.

Another unique feature is the reduction of eye fatigue, which can be particularly exhausting during a long kitesurfing session. When eyes aren't working overtime to adjust to changing light conditions, riders can maintain focus and enjoy their time on the water without discomfort. While these coatings may add to the cost of sunglasses, the quality of vision and comfort they provide can be invaluable.

Scratch-Resistant Lenses

Importance of Durability

Durability is crucial for any sporting gear, and sunglasses are no exception. Scratch-resistant lenses are made through a process that hardens the surface, preventing minor scratches that can affect visibility. For kitesurfers, being on the water means exposure to sand, salt, and other abrasive particles, which makes scratch resistance an essential feature.

A key aspect of durable sunglasses is that they allow for longevity; you won’t have to replace your lenses as often, saving both money and time. The presence of scratch-resistant coatings makes these sunglasses a pragmatic investment for anyone serious about their kitesurfing experience, as they maintain clear vision for years.

Choosing Scratch-Resistant Options

When selecting sunglasses, knowing how to choose scratch-resistant options can significantly enhance durability. Look for lenses specifically labeled as "scratch-resistant"; these typically have a harder outer layer that creates a buffer against everyday wear and tear. Additionally, brands like Oakley and Maui Jim are known for producing robust sunglasses with applied scratch-resistant technology.

Another factor to consider is the thickness of the lens. Thicker lenses can provide more durability, albeit at the risk of added weight. However, finding a balance between thickness and comfort is valid when making a choice. Always check reviews for insights into how well a pair stands up against scratches after regular use on the water.

Choosing the Right Sunglasses for Kitesurfing

When it comes to kitesurfing, the right pair of sunglasses isn’t just a stylish accessory; it's an essential element that can make the difference between a pleasant ride and an uncomfortable experience. The glaring sunlight, along with the reflected rays bouncing off the water, can seriously affect visibility and comfort. Selecting appropriate sunglasses means considering fit, comfort, and personal style while ensuring they serve their protective purpose. This choice not only safeguards your eyes but also enhances your performance and enjoyment on the water.

Fit and Comfort

Choosing the Right Frame Size

Selecting the correct frame size is pivotal. If the frames are too large, they might slip down your nose, limiting your vision as they are prone to movement while kitesurfing. On the flip side, frames that are too small can cause discomfort and won't adequately protect your eyes from wind and West sun glare.

A good fit should feel snug but not constrictive. Therefore, when choosing your sunglasses, consider trying different sizes and styles to find what feels just right. Well-fitted sunglasses keep the lenses in place, ensuring that they're doing their job. That means fewer distractions and a clearer view, which is exactly what you need when you’re out there carving through the waves.

Another notable characteristic of well-sized frames is their peripheral coverage. Larger frames can provide broader protection against lateral light exposure, a significant advantage when you’re navigating the unpredictable nature of the sea.

The Role of Nose Pads and Temples

Nose pads and temple arms are the unsung heroes when it comes to comfort, especially during extended water activities. The nose pads help keep sunglasses securely on your face, preventing them from sliding down during your adventure. Adjustable pads can be a game-changer, allowing you to customize the fit further for maximum comfort.

Temples, or the part of the sunglasses that goes behind your ears, can influence your overall experience, too. A comfortable temple design prevents pressure build-up, which can be common when you're wearing glasses for hours at a time. Some designs incorporate rubberized grips to help lock the sunglasses in place, adding extra security during those vigorous maneuvers on the board.

Style and Personal Preference

Balancing Functionality with Aesthetics

While functionality is key in kitesurfing sunglasses, don’t overlook the importance of style. Choosing shades that resonate with your personal aesthetics makes them more enjoyable to wear. Strike that balance between practical features—like polarized lenses and a snug fit—and the flair that matches your character.

Colored lenses, unique frame styles, and various color options can provide an opportunity for personal expression. If you're out riding waves, looking good can be just as satisfying as performing well. Therefore, it’s crucial to find eyewear that reflects your individual style while still offering the kind of functionality kitesurfing demands.

Considering Personal Style in Sunglass Selection

Taking personal style into account when selecting sunglasses can greatly enhance your connection to the sport. This extends beyond color preferences and encompasses the design ethos of the sunglasses themselves. Are you drawn to retro styles, or do more contemporary designs capture your attention?
Your style not only tells others about who you are but also enhances your confidence as you glide over the water.

Furthermore, personal style may influence your choice of lens colors, which can also serve various practical purposes. For instance, darker lenses might provide better sun protection, while colored lenses may enhance contrast on the waves, helping you spot crests and troughs quickly.

Ultimately, choosing the right pair of sunglasses for kitesurfing combines elements of fit and comfort with personal style. This thoughtful approach ensures that you not only protect your eyes from the harsh sun but also feel good about your look on the water. As such, the right pair of shades becomes a critical component of a successful kitesurfing experience.

Maintaining Kitesurfing Sunglasses

When engaging in the dynamic and exhilarating sport of kitesurfing, the care of your sunglasses may not seem like a priority. However, maintaining your eyewear is essential not just for longevity, but also for ensuring optimal performance and protection. Conditions on the water can be harsh; therefore, proper maintenance becomes paramount. Keeping your sunglasses in prime condition can significantly extend their life while making sure your vision remains unobscured and safe.

Comparison of different sunglasses for water sports

Cleaning Techniques

Best Practices for Lens Care

Caring for the lenses of your kitesurfing sunglasses begins with understanding what materials are present in the lens itself. You should always use a microfiber cloth for cleaning, as this type of fabric is gentle and effective in removing dirt without scratching the lenses. Additionally, using a lens cleaner designed specifically for the optical coatings on sunglasses is a robust approach. Many successful kiters swear by specific brands of cleaner that don’t contain harsh chemicals, which can damage coatings over time. The unique feature of this approach is that it combines safety with effectiveness; keeping your sights clear means you can focus on the waves, not on cleaning smudges.

Avoiding Damage During Cleaning

When cleaning your kitesurfing sunglasses, minimizing the risk of damage is just as crucial as the practice itself. Always avoid using paper towels or your shirt to wipe the lenses, as these can introduce tiny scratches that compromise vision. It’s advisable to rinse your sunglasses in fresh water before cleaning to remove sand or debris first. In the kitesurfing environment, grit can be a sneaky foe, and prevention is better than cure. The primary advantage is retaining vision clarity; if lenses become compromised, the safety risk increases exponentially. By educating yourself about the proper practices and resources, you can take a proactive stance against damage that could occur from swift cleaning routines.

Storage Suggestions

Proper Case Usage

Every seasoned kitesurfer should utilize a protective case for their sunglasses. A hard shell case is ideal as it provides superior protection against impacts and scratches when not in use. Storing your sunglasses in a proper case is vital to protecting them from unexpected drops or the pressure of other gear when packed up. Another characteristic worth noting is that a case with a soft interior can help keep the lenses safe while also preventing them from sliding around. By using a case, you’re investing in the longevity of your sunglasses. The advantage of this approach is that it ensures your eyewear is always ready for your next adventure on the water.

Avoiding Exposure to Extreme Conditions

We've all been there, leaving our gear baking in the sun for hours or tossing it into the back of a hot vehicle. To maintain your kitesurfing sunglasses, it's pivotal to shield them from extreme temperatures. High heat can warp plastic frames, while prolonged exposure to sunlight can degrade lens coatings. By storing sunglasses in a cool, shaded area, you're not only protecting the product but also showing respect to your equipment. This practice extends the usable life of your eyewear and ensures that, come your next outing, they’re in tip-top shape. Being mindful of the conditions your gear is subjected to is an often overlooked, but vital, habit to adopt.

Key Takeaway: Maintaining kitesurfing sunglasses goes beyond mere cleaning; it involves understanding how to properly care for them and store them away to avoid damage. By utilizing best practices and proper storage methods, your sunglasses will serve you well in your thrilling adventures on the water.

Innovations in Kitesurfing Sunglasses

The world of kitesurfing is constantly evolving, and so are the innovations in sunglasses designed specifically for this exhilarating sport. As kitesurfers push their limits and explore new challenges, the equipment they use plays a significant role in their safety and overall enjoyment. Sunglasses are particularly important since they not only enhance performance but also protect the eyes against harmful UV rays, wind, and water spray. This section digs into the technological advancements in lens materials and emerging designs that enhance functionality and style, giving enthusiasts everything they need to make educated choices when picking their next pair.

Technological Advancements in Lens Materials

Recent years have witnessed remarkable strides in the development of lens materials for kitesurfing sunglasses. Traditionally, polycarbonate was regarded as the holy grail of sunglass lenses due to its lightweight properties and impact resistance. However, advancements have introduced even more durable options.

Trivex lenses, for instance, combine the best features of polycarbonate with additional clarity and strength. They boast a higher optical clarity, offering better visual accuracy essential for spotting hazards on the water. In a sport where every fraction of a second counts, this clarity can mean the difference between a close call and a safe maneuver.

Moreover, newer high-index lenses are taking the spotlight by providing even thinner and lighter options. This is especially useful for those who require prescriptions, allowing them to enjoy kitesurfing without feeling the weight of bulky lenses on their face. An increasing number of manufacturers are exploring options like plant-based materials, which appeal to environmentally conscious consumers. These materials reduce reliance on petroleum-based plastics and offer a sustainable option for kitesurfers who prioritize eco-friendliness without sacrificing quality.

To sum up, when choosing sunglasses, consider innovative lens materials like Trivex or high-index options that best meet your specific needs on the water.

Emerging Designs and Features

As the demand for kitesurfing sunglasses grows, so does the creativity in their designs. Emerging trends focus on key features that enhance performance, comfort, and aesthetic appeal.

Wraparound Designs: These sunglasses offer extended coverage around the sides, minimizing peripheral glare and wind exposure, making them ideal for energetic activities like kitesurfing.
Interchangeable Lenses: Flexibility is key for kitesurfers facing varying light conditions. Sunglasses that allow users to swap lenses easily enable quick adjustments from bright to overcast days — an essential capability for anyone serious about the sport.
Comfort Features: Elements like adjustable nose pads and flexible temple arms help in achieving a snug fit. This adaptability ensures they stay in place during intense rides, preventing distractions or discomfort.
Floatable Designs: Sunglasses designed to float offer another level of security. With the potential of losing gear in the water, having sunglasses that can be easily retrieved adds peace of mind.
Stylish Colors and Finishes: The aesthetic aspect is also increasingly being tied in with functionality. From mirrored lenses that reduce glare to sleek frames in varying color combinations, current designs serve to appeal to the tastes of the modern kitesurfer.

"In kitesurfing, where performance and style collide, the latest innovations in eyewear make it possible for enthusiasts to express themselves while maximizing their safety."

In short, selecting sunglasses that not only deliver in terms of performance but also cater to personal style can significantly elevate the kitesurfing experience. Be on the lookout for these innovations that combine practicality with flair.

Final Thoughts on Sunglasses in Kitesurfing

In the world of kitesurfing, sunglasses are not merely a style accessory; they serve as an essential component in safety and performance. As kiteboarding enthusiasts take on the waves and winds, visibility and protection are paramount. Eye health can be easily compromised by the relentless sun’s rays reflecting off the water's surface. By selecting the right sunglasses, kitesurfers can prevent severe glare and safeguard their vision, allowing them to focus on mastering their skills rather than squinting against the sun.

The discussion on kitesurfing sunglasses presents several key elements to consider. First off, it’s vital to keep in mind the types of sunglasses available, specifically their features like polarization, floatability, and lens technologies. Polarized sunglasses reduce glare from the water, enhancing visibility significantly, while floating models ease the worry of losing them in the waves. Beyond merely preventing eye strain, the right pair of shades can actually improve the overall kitesurfing experience by ensuring clarity and comfort throughout your session.

Additionally, maintaining these sunglasses is equally important. Proper care not only extends their lifespan but also retains their protective qualities. The cleaning and storage practices discussed in earlier sections should be a part of every kitesurfer's routine.

It is not just about looking cool; it’s about looking out for your eyes, ensuring safety while enjoying the thrill of kitesurfing.

Through reading this guide, kitesurfers, instructors, and coaches alike can better understand the nuances of choosing sunglasses tailored to their specific needs.

Summarizing Key Considerations

To wrap everything up, here are some key considerations when choosing sunglasses for kitesurfing:

Opt for Polarization: This technology is critical for reducing glare from the water, enhancing visibility, and improving safety.
Consider Floatability: If you end up in the drink, having sunglasses that float can save you time and effort during retrieval.
Check the Fit: Sunglasses should be snug but comfortable, as a good fit prevents them from bouncing off or slipping during rides.
Prioritize UV Protection: Ensure your lenses block 100% of UVA and UVB rays to protect your eyes from long-term damage.
Evaluate Lens Maintenance: Scratch resistance and easy-clean coatings can make a world of difference in maintaining clear vision.

Encouragement for Informed Choices

As the wind fills the kite and the board skims across the surface, the last thing on your mind should be eye discomfort. By making informed choices about sunglasses, you not only protect your vision but also enrich your kitesurfing journey. Embracing the latest technology will ensure you are equipped for anything the elements throw your way. Don't settle for just any pair; invest time in selecting the sunglasses that fit your style, needs, and the unique conditions you often encounter on the water.

For further reading on the importance of eye protection in outdoor activities, visit American Academy of Ophthalmology. An ounce of precaution can go a long way in safeguarding your most precious asset – your eyesight.

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