EIGER PHOTOCHROMIC REPLACEMENT LENSES 2-4
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Product Details
PRODUCT INFORMATION
PAIR OF PHOTOCHROMIC REPLACEMENT LENSES 2-4 FOR MODEL EIGER
The 2-4 photochromic lens is a specialized lens that begins with a light smoke tint at Category 2. Upon exposure to UV rays, it undergoes a chemical reaction that allows the lens to darken up to Category 4. This lens is essential for those seeking a technical solution that adapts optimally to varying light conditions encountered on the way to the summit. The lenses provide 100% protection from UV rays. The initial smoke color is designed to be versatile, making it suitable for all light conditions, in contrast to brown tints, which are only effective on very sunny days.
PAYMENTS ACCEPTED
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It is also possible to select the new optionone PAYAPAL payment in 3 installments.
Klarna: Buy now, pay later at your favorite stores grazie Klarna. At the time of payment it is possible to divide the total purchase into three convenient installments.
Bank transfer: If you prefer to pay by bank transfer, we will provide you with all the banking information necessary to complete the transactionone. Remember that processing timesone may vary depending on your bank.
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Cash on delivery: We offer cash on delivery service, which means you can make payment directly to the courier upon delivery of your order. (€6,00 will be charged for the cash on delivery service).
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We ensure that all transactions occur securely and comply with data security standards. Additionally, we provide a simple and intuitive checkout process to make checkout a hassle-free experience.
RETURNS
EASY EXCHANGE AND RETURN
1- You can contact us via the following channels to exercise the right to withdraw or exchange with another item: Site chat, Email: info@demonocchiali.it , By telephone on 0445/315537
2- Choose the formula for returning the package: You can choose whether to send the package to us independently with the courier you prefer, or at a cost of Euro 7,90 (rate valid for Italy, for foreign countries different rates will be applied based on the country) with GLS we provide collection service by appointment (Choose the day and morning/afternoon), it will be sufficient to close the box with adhesive tape and hand it over to the courier. (By agreement with the Bigline company)
* In case of product exchange, the redelivery will be €7,90 regardless of the amount of the product
**Excludedone of collections in: ZTL and Zone disadvantaged (where there will be a supplement)
3- Please wait for our receiptone for the rimbag (on the same day of receptionone, in case of return, it will be made on rimbag), or tell us the model and color with which you intend to exchange.
4- Wait for the return (in case of exchange) and have fun with the new glasses DEMON.
HOW TO CONTACT US
Do you want to speak to one of our operators for more information or which product to choose based on your needs?
You can contact us in the way you prefer:
- By telephone: By calling the number 0445/315537
- Whatsapp: By writing to us at 0445/315537
- Instant chat: At the bottom of the page you will find the icon
EIGER Photochromic Replacement Lenses Category 2–4
Restore the versatility of your EIGER mountain eyewear with this pair of Category 2–4 photochromic replacement lenses. Starting from a light smoke Category 2 tint, the lenses react to UV exposure and can darken progressively up to Category 4. This adaptive behaviour is designed for changing light conditions on mountain routes, where brightness can vary considerably as altitude, weather and exposure change during the day.
Replacement lenses designed for changing mountain light
Mountain light rarely remains constant throughout an entire outing. Sections with moderate brightness can alternate with exposed areas where sunlight becomes much more intense, particularly as altitude increases.
The EIGER photochromic replacement lenses are designed to respond to these variations without requiring a manual lens change. Their Category 2–4 range provides a technical solution for users who want one lens capable of adapting across a broad range of outdoor brightness conditions.
These lenses are supplied as a pair of replacement lenses specifically for the EIGER model, allowing the original photochromic configuration of the eyewear to be restored when replacement is required.
How the Category 2–4 photochromic lens works
Photochromic technology allows the lens tint to change according to UV exposure. In lower UV conditions, the EIGER lens remains at its lighter smoke Category 2 state. As UV exposure increases, the photochromic reaction progressively darkens the lens, allowing it to reach Category 4 in conditions that require a significantly darker filter.
This variable range is particularly useful in mountain environments, where changing weather, altitude and exposure can produce significant differences in brightness during the same route.
One lens for a wider range of brightness conditions
Adapts to UV exposure
The lens changes its level of darkness according to UV exposure, helping reduce the need to change lenses manually as outdoor brightness varies.
Wide Category 2–4 range
The transition from Category 2 to Category 4 gives the EIGER lens a broad operating range for mountain routes with significant variations in light.
Light smoke starting tint
At its lighter state, the lens begins with a smoke Category 2 tint before becoming progressively darker when UV exposure increases.
Designed for mountain environments
The adaptive 2–4 range is particularly relevant where altitude, weather and exposure can produce rapid or substantial changes in brightness.
Protection from ultraviolet radiation
The EIGER photochromic replacement lenses are specified to provide 100% UV protection. The photochromic mechanism and UV protection perform different functions: the photochromic system changes the darkness of the lens according to UV exposure, while the protective filter is designed to shield the eyes from ultraviolet radiation.
Important: Category 4 and driving
When the photochromic lens reaches Category 4, it becomes a very dark filter intended for extremely bright conditions. Category 4 lenses are not suitable for driving.
Developed for demanding mountain light
The EIGER Category 2–4 replacement lenses are intended for mountain use where the intensity of natural light can change considerably during the route.
EIGER replacement lens specifications
| Product type | Pair of replacement lenses |
|---|---|
| Compatible model | EIGER |
| Lens technology | Photochromic |
| Photochromic range | Category 2 to Category 4 |
| Lens colour | Smoke, from Category 2 to Category 4 |
| UV protection | 100% UV protection |
