#Black block glasses professional#

#Black block glasses professional#

Can I replace the glass of the blue light glasses?įor glasses with metal frames (stainless steel) there is no problem, as long as the replacement of lenses is done by a professional with the appropriate tools. The blue light filter percentage of our glasses is 30%. What is the blue filter percentage of the glasses? The cost of the return will be borne by the customer. The product must not have been used and must be in its original box with the case and any accompanying label. Yes, all blue light glasses can be returned or exchanged within 14 days of receipt of order. Can I return the blue light glasses if I don't like them? Yes, all our blue light glasses have a UV400 protection filter that protects 100% of ultraviolet radiation and are approved by the European Union. Do blue light glasses protect against ultraviolet light? In addition, they reduce glare for more comfortable vision and provide better contrast for more natural color vision. Yes, our blue light glasses help to cancel out blue light, preventing eyestrain and eyestrain. Do blue light glasses help to relieve eyestrain problems? Natural blue light can also help elevate alertness and improve your mood. It is what helps our body control our circadian rhythm or sleep-wake cycle. Natural blue light from the sun has beneficial effects. Can I wear your blue light glasses all day long?Īlthough there are no negative consequences of wearing your blue light glasses all day, however, we encourage people to expose themselves to natural blue light during the daytime stages. To block blue light it is necessary for the lenses to have this tint. Yes, our blue light glasses have an amber tint that is barely noticeable and does not affect color perception.

Do the blue light glasses have tint in the lenses? Our blue light CR39 lens has a hard coating to prevent lens scratching, internal and external AR coating to prevent glare and also anti-glare. Do the blue light glasses come with any type of protective lens coating? In addition, you can find the glasses of this line in two materials: stainless steel and bio-based G850, an environmentally friendly material. Our blue light glasses are made with high quality CR39 lenses, the best option to protect your eyes from blue light. What material are blue light glasses made of? On the other hand, since our eyes are not designed to be exposed to bright lights when in a dark space, blue light glasses have been shown to counteract glare and help the wearer fall asleep more easily. For example if you use the screen for 7 or 8 hours during your working day. The best time to wear our blue light glasses is when you are about to start a long period in front of a screen, either during the day or at night. Leosun is not responsible if customers are not notified by their country’s postal authority that items are awaiting payment of customs duties and taxes.FAQ When is the best time to use blue light glasses? Under no circumstance will Leosun accept any orders back due to rejection of customs charges. Leosun will not accept any responsibility for customs delays, duties or taxes that may apply in the destination country. Leosun LTD (Leosun) does not cover import liabilities that may be applied by the government of the destination country. Express International Shipping (DHL): £25.Standard International Tracked Shipping: £12.95.Express Delivery: Yodel Xpect Next Day Service with 2 hour delivery window: £8.95.Please select your preferred option at checkout. You will receive a shipping notification and tracking number once your order has shipped. You will receive a 2 hour delivery window with the Express service. Express orders take 1 - 2 days to arrive.

Standard deliveries take 2 - 4 days to arrive. Orders placed after 2pm will be dispatched the next working day.įor UK orders we ship using Yodel and Royal Mail. If your order is placed before 2pm, it will be dispatched the same working day. Baby and child sunglasses to be used under the supervision of an adult Discontinue use at first sign of weakness Not for use as eye protection against mechanical impact hazards which could break the sunglasses and cause injury to the face and eyes. Do not use to look directly at the sun. Not suitable for protection against artificial light sources, e.g. Not suitable for driving at night or in dull light. Wave Length with percentage of blocking blue light:

Outstanding feature: oleophobic coating (fingerprint-resistant and smudge-proof) Lens material: Without power (+0.00): Polycarbonate UV 400 provide nearly 100% protection from harmful ultraviolet light rays. Category 3 lenses provide extra protection from both visible and UV light and only allow less than 20% of visible light to penetrate the lenses. Australian/New Zealand Standard AS/NZS 1067.1:2016 Leosun polarized sunglasses are in compliance with the followings.