
Photochromic Lenses
Photochromic lenses feature advanced transition technology that automatically activities based on lighting conditions.
Photochromic lenses, also known as transition lenses, are eyeglass lenses that automatically change their colors intensity based on the level of light. They appear clear or lightly tinted indoors and gradually darken when exposed to sunlight outdoors, similar to the effect of sunglasses.
Photochromic lenses contain special light-sensitive molecules that turn their color when exposed to ultraviolet (UV) light. This transitional reaction causes the lenses to darken. When removed from UV light, the molecules return to their original state, causing the lenses to become clear or lightly tinted again.
Temperature, humidity, and light factors can have a certain effect on the performance and color changes of photochromic lenses.
Aogang Optical’s photochromic lenses darken quickly even in high temperature and high humidity conditions, with a deep color closely matching Transitions® GEN 7™ and GEN 8™ shades. Whether you’re looking for a darker gray for enhanced outdoor comfort or a more subtle tint for everyday use, our lenses offer a smooth transition between indoor and outdoor lighting conditions, providing a comfortable visual experience.
Photochromic lenses come in a variety of colors, each designed to meet different visual needs and preferences. Except the most common color options gray and brown, we also can provide colors like blue, green, purple, amber and pink.
Grey
Brown
Blue
Green
Purple
Amber
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Sure! Transition lenses, also known as photochromic lenses, are definitely worth it for those seeking convenience and eye protection. These lenses automatically adjust their tint based on lighting conditions, providing clear vision indoors and darkening outdoors to block harmful UV rays. This dual functionality eliminates the need to switch between regular glasses and sunglasses, making them a practical and efficient choice for everyday wear.
Transition lenses may not work as effectively inside a car compared to outdoor use. This is because most car windshields have built-in UV protection, which limits the activation of transition lenses. As a result, they may not dark while you’re driving, and you may still need a separate pair of sunglasses for better sun protection while on the road. It’s essential to consider this limitation if you plan to use transition lenses for driving.
Transition lenses rely on UV light to activate and turn dark. Since indoor environments generally have lower levels of UV light, it can be challenging to activate them without sunlight. However, you can try to use some indoor light sources(such as fluorescent or LED lights), position near a window or using a UV light box.
Transition lenses primarily change by adjusting to different light conditions through adapting to UV light levels. While they can help reduce the transmission of some blue light because it is part of the UV spectrum, they are not specifically designed to darken for blue light blocking. If you are concerned about blue light exposure from digital screens, we have blue light transition lenses that work to address this issue.
Pros of Photochromic Lenses:
Cons of Photochromic Lenses:
Yes, photochromic lenses are good for the eyes. They automatically adjust to changing light conditions, reducing glare and eye strain, while also blocking 100% of harmful UVA and UVB rays, which helps protect long-term eye health.
Yes, it is possible to add transition (photochromic) technology to existing lenses in some cases. However, this process typically involves replacing the current lenses with new ones that have the transition technology integrated. You can contact our sales team to confirm.
Transition lenses contain special photosensitive molecules that automatically change color based on light levels. They gradually darken when exposed to UV light and return to original state when away from UV light, becoming clear or lightly tinted.
Certainly, we offer photochromic lenses in various colors to suit your personal style and visual preferences, such as grey, brown, blue, green, purple, amber and pink.
The care for transition lenses is similar to regular lenses. Simply wipe gently with a soft eyeglass cloth and cleaner. Avoid cleaners with alcohol content.
Transition lenses can be wore for night driving. While they automatically darken in sunlight, they do not activate effectively under artificial light, such as car headlights or streetlights at night. As a result, they remain clear during nighttime conditions.
Transition lenses typically last 2 to 3 years. Over time, the photochromic coating may lose its ability to darken and lighten effectively, especially with frequent UV exposure and regular wear.
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