Transitions ® lenses are completely clear inside and instantly darken outside. The Transitions ® photochromic molecules are embedded inside the lense coating and recalibrate their structure when in contact with UV light. This change in molecules structure is what causes the lens to darken to an optimal darkness based on UV intensity. Transitions® Style Mirrors. 4 different fashion colours to express style Clear lenses indoors and tinted lenses when out in the sun Reduces glare : comfortable vision ... Transitions Style Mirrors offer the comfort and protection of a photochromic lens only with added WOW factor. Mirrored lenses are very on trend and will inspire a new ...In terms of glare reduction, polarized lenses stand out in the transition vs polarized lenses comparison by reducing the glare from reflective surfaces. However, photochromic lenses offer the convenience of not having to switch glasses as lighting conditions change, which can be a significant advantage for cyclists.May 26, 2021 · Have you ever wondered which variant of transition lenses was best for you? Did you realize that Transitions is a name brand and that these lenses are actual... The photo chromic is probably laminated, which isn't bad but it is more likely to split like the layers of an Oreo cookie when it gets hot or cold. Sometimes the older styles of photochromatic are slower to get dark or light again. or they stay a little bit dark all the time. If you don't expect too much, and you get the right rx and ...Transition lenses offer versatility when moving around different environments but how do they compare to normal sunglasses? Check out this video of Eyeglass ...Transitions Light Intelligent Lenses — also known as light-adaptive, variable tint, photochromic, and light-responsive lenses — feature lenses that darken when ...Non-emergency medical transportation companies offer solutions for patients who lack their own transport to and from hospitals. Some offer international transportation services. He...Yes, but blue light filtering is not the primary reason people use photochromic lenses. Most people buy photochromic lenses to ease the transition from artificial (indoor) to natural (outdoor) lighting. Because photochromic lenses have the ability to darken in the sunlight while providing UV protection, they eliminate the need for …Mar 9, 2021 ... ... Transition Tactical Glasses: https ... Photochromic vs Transitions Lenses | What Are Photochromic Lenses?Transitions Signature GEN 8 lenses are expertly engineered to provide your eyes with a better vision experience, better style and better protection 1.The best for people who want our clearest & fastest lenses. In fact, 89% of wearers preferred to keep Transitions Signature GEN 8 over premium clear lenses 6.. Outdoors, these lenses darken in …The photo chromic is probably laminated, which isn't bad but it is more likely to split like the layers of an Oreo cookie when it gets hot or cold. Sometimes the older styles of photochromatic are slower to get dark or light again. or they stay a little bit dark all the time. If you don't expect too much, and you get the right rx and ...Frames by ic! berlin – Lenses Transitions XTRActive new generation Brown. 1. The darkest in hot temperatures & in the car, blocking 100% UVA & UVB and offering the best overall blue-violet light filtration across light situations* among clear to extra dark photochromic lenses.*Filtering blue-violet light (between 400 and 455nm ISO TR 20772: ...Transitions lenses are a game-changer for eyeglass wearers, offering seamless adaptation to changing light conditions, UV protection, and style options to suit your preferences. When choosing the right Transitions lenses, consider your lifestyle, color preferences, and fashion style to ensure you get the most out of this advanced photochromic ...May 2, 2020 · Both photochromic and polarized lenses can offer: 100% UV protection from potentially harmful UV rays. Double check your intended pair to make sure they offer either “100% UVA & UVB” or “UV 400” protection. Adequately darkened lenses for comfortable daytime vision. Prescription and non-prescription options. talking about hundred dollar versus say 20-30 dollar range, which is a ... I find Transitions and generic photochromic lenses to be more or less equal in ...Transitions ® lenses are the #1 eyecare professional-recommended photochromic lenses worldwide. Transitions ® lenses are equipped with patented, photochromic dyes that enable the lenses to rapidly activate, or darken, when they are exposed to the sun’s ultraviolet light. The greater the intensity of UV rays, the darker the lenses become.1. Transitions don’t work in the car. And there is a reason for it. As I have mentioned that photochromic lenses only work in the presence of UV light, they won’t turn dark when you are sitting in a car. The windshields of your car already filter out the bad UV light so there is nothing left for your transition glasses to deal with. 2.Photochromic Lenses Vs Transitions. Photochromic lenses are lenses that change color when exposed to light. Transitions are a type of photochromic lens that are designed to darken when exposed to UV light. Both types of lenses offer benefits, but photochromic lenses may be better suited for people who are looking for a lens that can …Yes, but blue light protection is not the primary reason people use photochromic lenses. Most people buy photochromic lenses to ease the transition from indoor (artificial) to outdoor (natural) lighting. Because photochromic lenses have the ability to darken in the sunlight while providing UV protection, they eliminate the need for …Photochromic lenses are eyeglass lenses that darken automatically in sunlight and protect your eyes from UV rays. Learn about the different types, benefits and brands of …Mar 9, 2021 ... ... Transition Tactical Glasses: https ... Photochromic vs Transitions Lenses | What Are Photochromic Lenses?May 26, 2021 · Have you ever wondered which variant of transition lenses was best for you? Did you realize that Transitions is a name brand and that these lenses are actual... Here are the major differences between transition brown vs grey lenses: 1. TRANSITIONS GRAY. Transition gray lenses are slightly darker than transition brown lenses. Which make them best for those looking for the darkest possible transition lenses. Transition brown lenses enhance contrast and visual acuity in the sun. Transitions ® lenses are the #1 eyecare professional-recommended photochromic lenses worldwide. Transitions ® lenses are equipped with patented, photochromic dyes that enable the lenses to rapidly activate, or darken, when they are exposed to the sun’s ultraviolet light. The greater the intensity of UV rays, the darker the lenses become. Transitions ® lenses are completely clear inside and instantly darken outside. The Transitions ® photochromic molecules are embedded inside the lense coating and recalibrate their structure when in contact with UV light. This change in molecules structure is what causes the lens to darken to an optimal darkness based on UV intensity. Offering convenience and comfort, Sensity lenses adapt to your lifestyle. Your clear lenses will darken when exposed to sun, and fade back to clear when indoors. With HOYA’s Sensity range, you can enjoy the benefits of 2-in-1 glasses, without compromising on contrast and color perception. “I love spending quality time with my son without ...Improve your vision in changing light conditions with Transitions® Light Intelligent Lenses™. Each lens is crafted using photochromic technology that allows them to automatically adapt by darkening when outdoors and returning to clear when indoors. Plus, Transitions® cut glare, provide 100% UV protection, and reduce eye fatigue throughout ...Traveling to and from the airport can be a stressful experience, especially when you’re visiting a new city like Orlando. With so many transportation options available, it can be o... On EyeBuyDirect the options are: Photochromic ($35) and Transitions Signature (Chromea7 $99). Archived post. New comments cannot be posted and votes cannot be cast. Generic photochromic lenses generally don’t transition as quickly. They also lose their transition abilities more quickly (so that they stay slightly tinted even though inside). An upcoming webinar from ResultsResourcing aims to help small businesses navigate the coronavirus crisis by transitioning to a work-from-home model. Small businesses conferences an...The Blokz by Zenni (starting at $17 plus frame cost) are virtually clear lenses for all-day, everyday use, designed to protect your vision from the blue light emitted from our digital devices that ...THE ONLY POLARIZED LENS FOR DRIVING WITH COLOR AND LIGHT ADAPTATION. Combining the benefits of photochromic and fixed polarization, Transitions® Drivewear® provide you with the optimal vision experience and color contrast while you are driving, reacting to both UV and visible light. The lens color and the level of darkness adapt to …How Transitions lenses work. Transitions infuses their lenses with trillions of photochromic molecules that change structure when exposed to UV rays. The molecules’ reaction to UV exposure causes the lenses to darken. Using an exclusive, patented formula, the molecules can sense the level of UV exposure and adjust accordingly.All Transitions® lenses protect your eyes from UV rays and help filter blue-violet light 1. Available in a range of colours and mirror finishes. Transitions® Signature® Gen 8 ™ filters up to 4 times more blue-violet light than a clear lens indoors. Outdoors, they reduce exposure to the sun's harsh glare, and filter more than 8x more blue ...Jul 15, 2019 · “Photochromic” lenses vs “Transitions” Lens. What does “photochromic” mean? Photochromic is the generic term which refers to sunglass lenses that darken when exposed to sunlight or UV rays. So, photochromic lenses are generally clear at night, and turn dark grey in the day. The stronger the UV rays, the darker the lenses will get. Cell transport is the movement of items into and out of the cell through the cell’s membrane. This movement is done with a variety of proteins to facilitate the action. Cell transp...*Transitions ® Signature ® GEN 8™ lenses fade back to clear up to 3 minutes faster than Transitions ® Signature ® lenses. Transitions ® Signature ® GEN 8™ products fade back to clear 2 minutes faster. Claim is based on tests across materials on grey lenses, being the most popular colour, fading back to 70% transmission @ 23°C.talking about hundred dollar versus say 20-30 dollar range, which is a ... I find Transitions and generic photochromic lenses to be more or less equal in ...Comparison of Ebdblue Smart and Transitions Lenses. Ebdblue Smart and Transitions lenses share some common features, such as their ability to adapt to changing light conditions and provide protection against UV radiation and blue light. However, there are some differences in their technology, performance, and availability.Transition lenses take a while to get dark. If you're really sensitive that might hurt your eyes. I also ignore if they offer UV protection. If they don't, they're an useless feature. Clubmasters are probably one of the few frames that …Photochromic lenses or transitions lenses. We care about the health of your eyes! Here are some information about transition lenses. Transitions lenses are optical lenses that go darker when exposed to UV radiation. These lenses become clear indoors. They take on average, 30 seconds to go darker and approximately 2 minutes to …They typically won’t affect the photochromic performance of Transitions® or Photochromic glass lenses. Thin and Dark lenses can be up to 30% lighter than PGX®; they are 5% liter in density than PGX® and will be 25% thinner (1.5mm CT vs. 2.0mm CT). The difference in weight between single Thin and Dark lens and standard plastic lens with …See full list on nvisioncenters.com There are four different types of passive transport: diffusion, facilitated diffusion, filtration and osmosis. Diffusion is the movement of substances from an area of high concentr...Photochromic lenses, also known as Transitions® lenses, are an excellent choice for people who are sick of switching between their prescription glasses and prescription sunglasses. As light conditions change, so do the lenses. And the best part, you never have to change your frames. Inside, away from UV light, photochromic lenses are …Non-emergency medical transportation companies offer solutions for patients who lack their own transport to and from hospitals. Some offer international transportation services. He...Transitions lenses are a game-changer for eyeglass wearers, offering seamless adaptation to changing light conditions, UV protection, and style options to suit your preferences. When choosing the right Transitions lenses, consider your lifestyle, color preferences, and fashion style to ensure you get the most out of this advanced photochromic ...How Transitions lenses work. Transitions infuses their lenses with trillions of photochromic molecules that change structure when exposed to UV rays. The molecules’ reaction to UV exposure causes the lenses to darken. Using an exclusive, patented formula, the molecules can sense the level of UV exposure and adjust accordingly.Jul 15, 2019 · “Photochromic” lenses vs “Transitions” Lens. What does “photochromic” mean? Photochromic is the generic term which refers to sunglass lenses that darken when exposed to sunlight or UV rays. So, photochromic lenses are generally clear at night, and turn dark grey in the day. The stronger the UV rays, the darker the lenses will get. Transitions Shields: Our Best Photochromic Helmet Visor. ONE SHIELD. ALL CONDITIONS. ONE SHIELD. ALL CONDITIONS. Transitions® light intelligent shields automatically adapt to the optimal tint in all light conditions and are clear at night and dark smoke in bright light. They provide seamless tint adaptation, visual quality and optimal …Its specific gravity is 1.25, so it’s lighter than CR-39 (1.32), but heavier than polycarbonate (1.20) and Trivex (1.11). This technology has photochromic molecules which are dispersed evenly through the entire lens material. LifeRx Photochromic Lenses offer great value and never have to sacrifice quality or performance.Mar 29, 2020 · The difference between photochromic lenses and Transitions lenses is that Transitions is a brand of photochromic lenses — one of several brands. Photochromic lenses are also often referred to as transition lenses (lowercase t), hence the understandable confusion. Let's take a closer look at the differences: Photochromic lenses Prescription sun glass tend to get my vote as a must have over transition. Over all they are ok but I personally don’t like transition on my main set of glasses. VEvsEL. • 2 yr. ago. “Transitions” are technically a brand like “Kleenex.”. What you’re referring to are Photochromic lenses.As we age, transportation can become more challenging, especially for seniors who may have limited mobility or access to a vehicle. One of the best places to start when looking for... The unique Transitions™ photochromic technology is formulated to specifically activate within ACUVUE® OASYS brand contact lenses, enabling a revolutionary contact lens experience that reduces the stressful impact that light can have on your eyes by helping your vision recover from bright light (up to 5 seconds / up to 49). 2+. Recognized by ... Photochromic lenses are available in various brands, colors, and materials, including glass, acrylic, and polycarbonate. The cost of these lenses can vary depending on the specific type and brand: Transitions Light Intelligent Lenses: Automatically adapt to changing light helping you to protect your eyes and see better. All Transitions lenses ...Jul 15, 2019 · “Photochromic” lenses vs “Transitions” Lens. What does “photochromic” mean? Photochromic is the generic term which refers to sunglass lenses that darken when exposed to sunlight or UV rays. So, photochromic lenses are generally clear at night, and turn dark grey in the day. The stronger the UV rays, the darker the lenses will get. Squinting in bright sunlight can cause eye strain and fatigue, leading to headaches and discomfort. Photochromic lenses automatically adjust to the level of light, reducing the need to squint and providing you with clear vision in all light conditions. This can help reduce eye strain and fatigue, making your daily activities more comfortable. In CostCo, their photochromic demo took longer to change (they had a UV light) and also left a noticeable tint. For me, I'd rather put $60 into an okay pair of photochromics than pay the Transitions price. Also, my kids like to grab my glasses off my face. I had a pair of lenses from Lenscrafters that cost me $400. Photochromic lenses are readily available in nearly all lens products and designs, including high-index lenses, bifocals and progressive lenses. An added benefit of photochromic lenses is that they protect your eyes from 100 percent of the sun’s damaging UVA and UVB rays. Since a person’s life time exposure to sunlight and UV radiation has ... Photochromic vs transitions eyeglasses. Photochromic lenses are sometimes referred to as transition lenses, but there’s really no difference between the two except for …Transitions is a brand name, it will cost more. Check photochromic, that will be cheaper. Get a coupon cheaper yet. I just got two pair there, wire frames, progressive lenses with photochromic, one changes grey, the other brown for 100 each with coupon. The local eye shop wanted 350 for One pair of Single vision, clear lenses in wire frame.Photochromic Lenses Vs Transitions. Photochromic lenses are lenses that change color when exposed to light. Transitions are a type of photochromic lens that are designed to darken when exposed to UV light. Both types of lenses offer benefits, but photochromic lenses may be better suited for people who are looking for a lens that can …Offering convenience and comfort, Sensity lenses adapt to your lifestyle. Your clear lenses will darken when exposed to sun, and fade back to clear when indoors. With HOYA’s Sensity range, you can enjoy the benefits of 2-in-1 glasses, without compromising on contrast and color perception. “I love spending quality time with my son without ...Photochromic Vs. Polarized Sunglasses. Sun exposure can cause damage to your eyelid, cornea, lens and additional eye parts. Sunglasses can protect the eyes from the sun’s harmful rays -- however, some types of sunglasses provide added benefits. Photochromic and polarized are 2 types of specialized sunglasses 2.Both studies involved a photochromic test lens (ACUVUE® OASYS with Transitions ... photochromic vs. non-photochromic contact lens ... photochromic vs. non ...Prescription sun glass tend to get my vote as a must have over transition. Over all they are ok but I personally don’t like transition on my main set of glasses. VEvsEL. • 2 yr. ago. “Transitions” are technically a brand like “Kleenex.”. What you’re referring to are Photochromic lenses.5 min read. Photochromic lenses are one of your options when selecting eyeglasses. They’re the type of lens that transitions to a darker color when …How long does it take photochromic glasses to change to sunglasses? It takes approximately 30 seconds for your clear photochromic lenses to darken, and the tint on your lenses may continue to change gradually (and subtly) to an even darker shade for the first 10 minutes that you’re outside. Photochromic lenses return to a transparent …Mar 21, 2020 ... 1. Transitions, Sensity, Photofusion, etc. are Brand Names of Photochromic Lenses. · 2. Not all Photochromic brands are the same. · 3.This is a highly requested video on Transitions® Lenses! In this video, we explore the differences between the Signature® Chromea7® lenses, GEN8™ lenses, and...The molecules in photochromic technology work by reacting to UV light. However, temperature can have an effect on the reaction time of the molecules. When the …PixelOptics is collaborating with Transitions Optical for a photochromic version of the lens. • TruFocals. This spectacle system is the brainchild of Stephen Kurtin, Ph.D., a physicist who has developed electronic and optics products for the past 30 years. It’s composed of two lenses—an inner, flexible lens and an outer rigid lens—with ...Here are things you need to know about Photochromic Lenses: 1. Transitions, Sensity, Photofusion, etc. are Brand Names of Photochromic Lenses. Like medicines, Photochromic is the generic term of the lens that changes color when exposed to sunlight, and there are many brands to choose from when considering a … Often referred to as transitions or reactolights, photochromic lenses are made of many lens materials including plastic, glass or polycarbonate. They are typically used as sunglasses that conveniently switch from a clear lens indoors to a sunglasses depth tint when outdoors, and vice versa. Photochromic lenses were created in the 1960s at the ... “Photochromic” lenses vs “Transitions” Lens. What does “photochromic” mean? Photochromic is the generic term which refers to sunglass lenses that darken when exposed to sunlight or UV rays. So, photochromic lenses are generally clear at night, and turn dark grey in the day. The stronger the UV rays, the darker the lenses will get.In terms of glare reduction, polarized lenses stand out in the transition vs polarized lenses comparison by reducing the glare from reflective surfaces. However, photochromic lenses offer the convenience of not having to switch glasses as lighting conditions change, which can be a significant advantage for cyclists.Photochromic lenses (of which Transitions® is the best-known brand) on the other hand, start out clear but turn dark in the bright sunlight. Then when you go back indoors (or stand in the shade or get in a car), they turn clear again.Transportable homes have become an increasingly popular option for those looking to build a new home. They offer flexibility, affordability, and the ability to relocate if needed. ... On EyeBuyDirect the options are: Photochromic ($35) and Transitions Signature (Chromea7 $99). Archived post. New comments cannot be posted and votes cannot be cast. Generic photochromic lenses generally don’t transition as quickly. They also lose their transition abilities more quickly (so that they stay slightly tinted even though inside). 5 min read. Photochromic lenses are one of your options when selecting eyeglasses. They’re the type of lens that transitions to a darker color when exposed to the sun or other sources of UV ...Transition lenses offer versatility when moving around different environments but how do they compare to normal sunglasses? Check out this video of Eyeglass ...Mar 11, 2015 · Photochromic lenses (of which Transitions® is the best-known brand) on the other hand, start out clear but turn dark in the bright sunlight. Then when you go back indoors (or stand in the shade or get in a car), they turn clear again. Whether you’re searching for long distance transport or a container transport company, it’s important to check out the best car transport companies before you choose. Take a look a...Filters up to 45% of blue-violet light indoors. Tests performed on grey Transitions ® XTRActive ® new generation and clear lenses, CR39 and polycarbonate, with a premium anti-reflective coating. Blue-violet light is between 400 and 455nm (ISO TR 20772:2018). Discover Transitions XTRActive lenses today and protect your eyes from bright sun and ...What you might not know, however, is that Transitions are one specific brand of a type of lenses called photochromic lenses. (Think Kleenex for facial tissues, or Band-Aid for adhesive bandages.) Other common names for photochromic lenses include “light-adaptive,” "light-responsive," or “variable tint.” Table Of ContentsTransitions Light Intelligent Lenses — also known as light-adaptive, variable tint, photochromic, and light-responsive lenses — feature lenses that darken when ...Both studies involved a photochromic test lens (ACUVUE® OASYS with Transitions ... photochromic vs. non-photochromic contact lens ... photochromic vs. non ...
Limited transition (photochromic) options. If you are interested in transition (photochromic) lenses, it is important to be aware that glass lenses cannot accommodate all of the different transition options, and are only available in two colors: Photo Grey Extra (PGX) and Photo Brown Extra (PBX). ... Wide variety of transition …. Facials austin
Transitions vs. Transitions XtrActive Lenses. 28-03-2023. Transitions lenses and Transitions Xtractive lenses are both photochromic lenses that darken in response to UV light. However, there are some differences between these two types of eyeglass lenses. Darkness. Transitions XtrActive lenses are designed to get darker than …How Transitions lenses work. Transitions infuses their lenses with trillions of photochromic molecules that change structure when exposed to UV rays. The molecules’ reaction to UV exposure causes the lenses to darken. Using an exclusive, patented formula, the molecules can sense the level of UV exposure and adjust accordingly.Mar 11, 2015 · Photochromic lenses (of which Transitions® is the best-known brand) on the other hand, start out clear but turn dark in the bright sunlight. Then when you go back indoors (or stand in the shade or get in a car), they turn clear again. Apr 7, 2022 ... Bifocal vs Varifocal Glasses: What Are Their Differences? · Bifocal glasses have two different prescriptions in one lens, while varifocal glasses ... Prescription sun glass tend to get my vote as a must have over transition. Over all they are ok but I personally don’t like transition on my main set of glasses. VEvsEL. • 2 yr. ago. “Transitions” are technically a brand like “Kleenex.”. What you’re referring to are Photochromic lenses. Jan 24, 2020 · Photochromic lenses are eyeglass lenses that are clear (or nearly clear) indoors and darken automatically when exposed to sunlight. Other terms sometimes used for photochromic lenses include "light-adaptive lenses" and "variable tint lenses." The most popular brand of photochromic lenses sold in the United States are Transitions Lenses ... Mar 27, 2020 · Yes, but blue light filtering is not the primary reason people use photochromic lenses. Most people buy photochromic lenses to ease the transition from artificial (indoor) to natural (outdoor) lighting. Because photochromic lenses have the ability to darken in the sunlight while providing UV protection, they eliminate the need for prescription ... Let’s weigh the pros and cons of transition lenses vs prescription sunglasses. Transition lenses, also called photochromic lenses, have been around for a while and offer unique advantages compared to traditional prescription sunglasses. These lenses darken on their own when exposed to strong sunlight and become lighter in …May 19, 2017 · Compare different types and brands of photochromic lenses, such as Transitions®, Zenni, and Vision-Ease LifeRx®. Learn about their features, prices, colors, and availability for progressives and bifocals. Transitions® VII gray and brown photochromics darken anywhere from 60%-80% in bright sunlight. Many optical suppliers will make. Typically, photochromic lenses darken substantially in response to UV light in less than one minute, and continue steadily to darken a bit more over the next 15 minutes. This transition covers from clear indoors to a ...Transitions®, or photochromic lenses, have revolutionized the eyewear industry by offering a two-in-one solution: clear eyeglasses that transition to sunglasses upon UV exposure.While the traditional gray and brown options have been favorites, recent innovations have introduced new, vibrant color schemes. Let’s dive into these fresh hues …As we age, transportation can become more challenging, especially for seniors who may have limited mobility or access to a vehicle. One of the best places to start when looking for... Discover the ultimate protection and comfort of Transitions XTRActive Polarized lenses, the first and only photochromic polarized lenses in the UK. These lenses adapt to changing light conditions and block 100% of UV rays and harmful blue light, while reducing glare and enhancing contrast. Experience a sharper vision, vivid colors and larger view outdoors with Transitions XTRActive Polarized ... The molecules in photochromic technology work by reacting to UV light. However, temperature can have an effect on the reaction time of the molecules. When the … Transitions brand works in about 30 seconds and gets much darker. I need tinted lenses as my eyes are very sensitive to light and i find the Zenni lenses to be functional enough, but only just. I definitely had an easier time in the sun with Transitions Lenses. If cost is the main factor, store brand photochromic should be acceptable. Often referred to as transitions or reactolights, photochromic lenses are made of many lens materials including plastic, glass or polycarbonate. They are typically used as sunglasses that conveniently switch from a clear lens indoors to a sunglasses depth tint when outdoors, and vice versa. Photochromic lenses were created in the 1960s at the ...Transitions® Discover lens technology ... Discover our most iconic sunglasses with Evolve photochromic lenses for effortless style all day long. Evolve lenses benefit from light responsive technology, changing from clear to dark as you move indoors and out so you never have to take off your favorite Ray-Ban style. From the legendary Aviator ...Rayban does indeed have a g-15 green sunglass lense, however if you go to purchase Transitions Xtractive lenses, you are presented with 4 choices for the photochromic tint type, grey, green-g15, graphite green and brown. I assume the OP here is talking about the same thing I am and not the original gangster ray-ban G-15 sunglass lenses..