$12.95 $ 12. In other words, PC stands for polycarbonate. Or want to know more? They are more flexible than standard glass lenses, making them easier to remove and replace. Cost. Additionally, they have a superior level of impact resistance and are suggested for both children's glasses and safety eyewear. New frosted and unfrosted Acrylics provide diffusion levels from 92% to 60%. The fourth and fifth are UV absorbing layers that absorb over 99% ultraviolet rays. I just bought 1 pair of glasses at Walmart and they hit me with 2 ea. Bought 2 pairs amazing lenses.. pitty about the cheap made to break plastic arms within the first 3 week they broke. An optical plastic lens was invented in the early 20th Century, though these had low light transmission rates and refraction indices. Women Sunglasses The question is, why are they good, and what do you need to know about them. Oakley Forum is the largest and most reliable platform for Oakley news, updates and any information you are looking for about Oakley sunglasses and other products. Today's modern Although plastic lenses are more vulnerable to scratches, throughout the years in the industry I have seen people with plastic lenses with not one scratch on them after using them for 2 years. Therefore plastic offers better optical clarity. The rigid thermoplastic is often considered 200 times stronger than glass and is thus utilized to make bulletproof windows and car shields. . Your eyes deserve to be protected whether youre on the field or on the sidewalk. It's highly impact-resistant and famous for standing up to forces that would shatter other materials. It boasts the highest impact resistance of any lens material. Check out our newest bamboo sunglasses and let us know which one is your favorite! Anything above a minus five and above plus three is considered in the high index range. Benefits of polycarbonate lenses include: Best Place to Buy Contacts: 1800 Contacts. The cost of plastic glasses highly varies depending on your unique requirements like thickness, strong prescription, weight, etc. Here the polarised film is sandwiched between two layers of polycarbonate meaning the polarised film can never wear out. Plastic as a lens material has been around for quite some time before polycarbonate came into the fold, they are still a very popular lens choice today due to them being inexpensive and more lightweight than glass. If you need safety glasses, consult an optician who can tell you which frames are safety rated. Using multiple layers has enabled the sunglasses to provide clearer vision than standard polarized sunglasses. Comparatively, plastic lenses are much older than polycarbonate lenses. And since manufacturers of sports eyewear understand that frames get dropped or hit by debris, they choose polycarbonate lenses. Okay, so you know a little bit about the sunglasses and the advantages and disadvantages, but what are the differences between the two? Instead, PC is an acronym for the composite used to make the lens. Before I move on to the advantages and disadvantages, its worth noting that you can have more than seven layers in TAC lenses. The best TAC Polarized Lens are those that block more than 99% of harmful UV rays with wavelengths up to 400 nanometers. Additionally, plastic lenses are much less expensive than the other options. Here is a brief comparison of polycarbonate and Trivex lenses to help you decide which lenses might be best for you: Thickness. There's no need to add a protective coating. Medically Reviewed by Dr. Melody Huang, O.D. Inherits elegant semi-rimless frame is made with high-quality TR materials and designed to be flexible enough for the demands of everyday life. Support the site and become a premium member today! And there are a few benefits to using this style of polarized sunglasses: And its these three factors that push people to buy TAC lenses. Polycarbonate lenses are ideal for sports. Abbe value measures the dispersion of light for different eyeglass lens materials. Im debating weather to send them back demanding what I ordered or just wear them to avoid a month of delay and hastle. Your email address will not be published. These lenses are up to 30% thinner than regular plastic or glass lenses. These tints are available in a variety of colors including, brown, gray, yellow, red, blue, rose, green, and more. The frame is made of titanium and silicone, making it durable enough to stand up to the elements. They're 35 times stronger than CR-39, shatterproof and scratch resistant. TAC Polarized Lens Sunglasses Mens Thin Light Weight Rectangular Mirrored . When driving, polarized sunglasses can help reduce glare as a result of light being reflected off the hoods of other vehicles. Polycarbonate and Trivex lenses both block 100 percent of the sun's UV rays without the need for special UV-blocking lens coatings. High index lens density doesnt allow it to be tinted to more than anything more than a light shadow. sports, choosing impact-resistant eyeglass lenses and frames is an That sounds about right for the pricing for polycarbonate bifocal lenses. JavaScript is disabled. Polycarbonate lens didnt truly gain traction among the optical industry until more recently due to various problems with the material clarity and manufacturing. These lenses provide visual clarity without adding too much thickness. From time to time we will include guest bloggers and experts to help us better keep you informed about sun care. Ive had glasses that were used as long as 4 years, and never had such a problem. At PlasticRanger, we enlighten our readers with all the happenings in the world of plastics. Could this still be plastic or is this polycarbonate? Trivex lenses nearly as hard as glass. Here is a brief comparison of polycarbonate and Trivex lenses to help you decide which lenses might be best for you: Thickness. Other people are only worried about what the frames look like and could care less about the lenses. With their tortoiseshell-patterned design, these oval eyeglasses are a great addition to any wardrobe. Like & follow our social media pages to see more updates and promotions! Even if he or she does not participate in organized Photochromic (Transition) Lenses - Types, Pros & Cons, Warby Parker Glasses Review (My Experience), Buying Prescription Glasses or Contact Lenses: Your Rights. We help brands optimize their online presence & performance. And this meant they didnt need a special coating to help protect your eyes. Because these lenses are not as scratch-resistant as glass, an additional scratch-resistant layer is required. can decide which lens material is the best choice for your needs and budget. Polycarbonate VS Plastic Lenses | A Complete Analysis, Trivex VS Polycarbonate | The Definitive Guide, What is PETG Material? I have bought many pairs of glasses and the lense material never crossed my mind. As I said earlier, lenses are more important than frames. Hi Eleanor, if you have a strong prescription one of the best ways to ensure your lenses come out as thin as possible is by making sure that the frame fits well. Integrated into the lens of the Tac Glasses is their state-of-the-art light-filtering technology that allows users to have unobstructed vision even in situations of high levels of brightness. She earned her certification from Association of British Dispensing Opticians (ABDO). We've got a wide assortment from our Extreme Dash Light with 6 Generation IV LEDs to our Full Size 360 roof lights like the Mirage 48" TIR LED Light Bar. Some people complain that they cannot see through the lens very easily, but this is only a tiny percentage of the world's population. Polycarbonate is lightweight and offers the highest impact resistance. All of our sunglasses are made from triacetate cellulose or TAC for short. I never knew the difference in the material til now However, many people do not notice this. However, I know that choosing a lens material can be a real pain in the head. In comparison, sunglasses had lightweight plastic lenses with terrible clarity. Polycarbonate glasses have higher impact resistance and offer greater protection than plastic lenses. Weight. Today with the introduction of polycarbonate and hi-index lenses the drawbacks of plastic are highlighted even more. Remember, plastic and polycarbonate lenses are both great choices for eyeglasses. That is all I wanted to say about High index vs polycarbonate lenses. "}},{"@type":"Question","name":"How much do polycarbonate lenses cost? Polycarbonate is a widely used lens material with more than 35% market share in prescription glasses. She also has an interest in Eastern medicine practices and learning about integrative medicine. Plastic frame ; mirrored lens ; Polarized ; Mirror Coating coating ; Lens width: 57 millimeters ; Lens height: 40 millimeters ; Bridge: 15 millimeters HO KING COMM CTR UV protection. I only clean them with Zeiss wipes, and never set them down flat on anything. Some companies use exclusively one or the other, some offer both. Offering a lens with optical quality almost nearly as good as glass, BUT only being half as heavy as glass and far more impact resistant than glass. Polycarbonate is a thermoplastic that starts as a solid material in the form of small pellets. Polycarbonate lenses were first invented in 1953, but strangely two scientists developed them one week apart despite being on opposing sides of the world. scratch-resistant coatings can make the surface of polycarbonate and This promotes eye health by providing an extra layer of safety. Ask your optician for details. Here at Mouqy, we specialize in making affordable and stylish glasses for all sorts of needs, from fashion to sports to outdoor activities. Lets take a look at the pros and cons. Medicaid: Eligibility and Vision Benefits. This is where polarized lenses come in handy because they have a filter specially made to block this glare. And there are even still glass lenses out there in sunglasses! People with eyeglass prescriptions stronger than +/- 4.0 may need high-index lenses. While quality eye care is important, the price can be a critical factor in your decision-making process. Ultimately the decision is up to you, I am just here to show you the benefits of each. Engaging Read Trivex VS Polycarbonate | The Definitive Guide. Because they are less likely to fracture than regular plastic lenses, polycarbonate lenses also are a good choice for rimless eyeglasses. Through her writing, Dr. Huang enjoys educating patients on how to lead healthier and happier lives. Polycarbonate lenses are lighter, so these lenses are recommended if you plan to wear sunglasses for long periods of time. You only get one pair of eyes, so use your sunglasses to protect them. Ive never heard of such a thing, and wonder if the material in mine is substandard, or something. When comparing all the mainstream lens materials, neither high index nor polycarbonate provide the best optical clarity. Most eye care professionals offer a lens warranty to protect your lenses against scratches for a specified period of normal use. Youre absolutely right! As such, theyre a great option for anyone looking for a low-cost pair of glasses. I notice you say that plastic is cheaper. Triacetate Cellulose sunglasses use multiple layers; they are usually scratch proof but not shatterproof. For this reason, the lens requires a scratch-resistant coating applied. Your choice of lenses is completely dependent on your vision needs. The plastic material itself is very vulnerable to scratches and hard scratch-resistant coatings have been developed as a solution to this problem. Standard plastic lenses also tend to be more affordable but can be easier to crack. About Me | Meet Our Team | Privacy Policy | Contact Us | Sitemap Is there anything that could be done to grind the edges a little less thicker. Differences between Trivex vs polycarbonate lenses. Polycarbonate rates are lower, meaning they have the potential to cause slight chromatic aberrations (visual distortions) in your peripheral vision. But I will make it a cakewalk. This flexibility also means polycarbonate and Trivex lenses need a Index of refraction refers to how well the material bends light and is based on how fast the light moves through that material. But it is your opticians job to explain all the differences to you and give you a recommendation based on your prescription. Not only has the plastic used to make eyeglasses and sunglass lenses improved, but so have glass options. Today, even though glass lenses are thinner than they used to be, polycarbonate lenses are still the lighter choice. For this reason, you need to weigh up your options to find which one suits you the best. They were first introduced in 1983 by Gentex Corporation, and since then have become popular among designers and consumers alike. Having a conversation with your optician about your eyewear needs and shopping around for the best price is wise. Polycarbonate lenses have become the standard for safety glasses, sports goggles and children's eyewear. Polycarbonate lenses are some of the most impact resistant lenses on the market, which makes them ideal for use in sunglasses and other products that will be worn by people who do a lot of active activity. Thats because Polycarbonate flexes instead of shattering when hit by an object, whether its gravel, a ball, or an elbow. Oakley Forum is NOT affiliated with Oakley, Inc. in any way, shape, or form. Heres a quick overview of the differences. Availability. The combination of impact and UV light protection makes polycarbonate the best choice for both lifestyle and sports sunglasses. scratch-resistant coating to prevent surface scratches. This lens is acceptable for stronger prescriptions above +5.00/-8.00 and astigmatism correction between -4.00 and -6.00. Glass lenses used to be really heavy. TAC lenses are a specific type of polarized lens with a multi-layer composite, but more importantly, it includes the unique Triacetate Cellulose (TAC) process. Polycarbonate and Trivex lenses are much more impact-resistant than regular glass and plastic lenses (including other high-index lenses) because these lightweight lens materials are relatively "soft" which means they can absorb energy without lens fracturing. We may earn commissions if you purchase something via one of our links. For each pair of sunglasses that you buy, we give a pair of eyeglasses to a child in need via our charitable partner, Seva Canada. Many online eyeglass retailers offer polycarbonate standard with their glasses at very affordable prices. Lower priced polarised sunglasses use a multi-layer material called TAC (Triacetate) with the front layer being the polarised film. $80.00 charges for the FT poly. Liingo Eyewear is another great option to buy glasses online. Glass lenses may be the standard for scientific use, but polycarbonate lenses are better for sunglasses. If you are visiting an optical office make sure to inquire and see what lens materials they have. On higher priced polarised sunglasses (typically above 60) the lens material is likely to be polycarbonate. | The Best Plexiglass Glue, What is TPV Material? Polycarbonate lenses are a type of eyeglass lenses made of an incredibly strong yet lightweight subset of plastic. What kind of lenses do you have in your glasses? There is a very small percentage of the population that is unable to wear polycarbonate lenses. Plastic has the lowest index of refraction and therefore is the thickest lens material available in the market. Without a doubt, polycarbonate is the most rigid lens material. Trivex lenses have less internal stress and may produce sharper central vision than polycarbonate lenses. ","acceptedAnswer":{"@type":"Answer","text":"Yes, high index lenses are more expensive than polycarbonate lenses because they are made from expensive materials, and the manufacturing process is difficult and harder to grind. Procedure Overview LASIK LASIK Contoura Vision LASIK SMILE PRK Cataract Surgery Comprehensive Ophthalmology Lenses Lifestyle Lenses Implantable Collamer Lens (ICL) Vivity Extended Vision IOL Keratoconus Treatments Cross-Linking Yes, Polycarbonate is a plastic material made of thermoplastic polymers. Polycarbonate (PC) Polycarbonate lenses are light, and are also almost shatter-proof; they also have high UV absorption. He covers everything within Plastics manufacturing and processing. However, glass lenses are heavy (typically sliding down your nose) and can be dangerous: glass lenses are prone to cracking, can shatter with impact or if dropped on a hard surface such as concrete. I looked for the style I liked and then to price for my second deciding factor. However, all lenses are not created equal, but doing detailed research before purchasing your lens will provide you with a pair lens that brings vision and a sense of amazing comfort to your life. For a better experience, please enable JavaScript in your browser before proceeding. Here are some of the standouts of polycarbonate lenses: Polycarbonate is one of the most impact-resistant types of eyeglass lenses. One of the best benefits of the plastic lens is how inexpensive they are. | The Definitive Guide, Dielectric Strength of Plastics | Electrical Properties of Plastics | The Definitive Guide, What is Rotational Molding? Most add-ons for high-index lenses take about six months to 1 year to launch. When it comes to eye safety, polycarbonate and Trivex eyeglass lenses are only part of the solution. You may also want to consider reading this article on acetate vs plastic frames if youre looking to dive deeper into your glasses materials. Glass will always provide the best optical experience as glass refracts light much more efficiently than plastic. Those original opticians had it right when it came to optical clarity. Obviously my prescription is higher each time so I expected them to be thicker, hence buying what I thought was a thinner lens! Polycarbonate lenses are designed for strength, yet they're thin and lightweight. There are 7 layers that make up TAC lenses. Important Factors to Consider While Choosing Lenses, Prescription Range is an Essential Factor, Thickness and Weight gets Affected by Lens Material. Both materials offer excellent impact resistance and UV protection. This can make them a little more suitable for sports and other outdoor activities, for those times you dont want to wear contact lenses. However, its important to recognise that plastic can still shatter and does not provide a high level of impact protection, so it should not be used for most active or shooting sports. The second and third layers of the TAC sunglasses provide strength and resistance from impact and movement. CR-39 plastic lenses are regular plastic lenses you might find in very inexpensive sunglasses. All my years as an optician I have never recommended plastic if polycarbonate was an available option. Hence, since the creation of the plastic lens, its become the default material for opticians and glass lenses are now much rarer than plastic when it comes to prescription glasses. Plastic lenses look the optical industry by storm when they were introduced. Hi Huy, Polycarbonate lenses provide excellent UV protection, which makes them ideal for use in glasses and other products that need to protect the eyes from the suns harmful rays. Polycarbonate lenses are another type of plastic material. Does it really hurt your eyes? Most people cant assess color deformation at these levels. Even though its multi-layer, a TAC lens is very thin usually no more than 1.2mm. Photochromic lenses are available in both materials. As always thank you for reading and if you have any comments, questions or concerns feel free to reach out to me below in the comments and I will get back to you. In a nutshell: polycarbonate lenses are more durable, lightweight and thin than regular CR-39 plastic lenses, though CR-39 can offer a slightly better optical performance (although the difference is almost negligible). In general, high-index lenses are prescribed for strong prescriptions. >. However, the added durability of the polycarbonate material means that these glasses should hold up much better for everyday use than your average plastic lenses. Polycarbonate's impact resistance is so good that it's used for lenses in both safety and sporting eyeglasses. Lightweight and thinner than glass lenses, polycarbonate is more comfortable to wear for long periods of time. This combination of impact resistaance, lightweight comfort, and UV protection also makes polycarbonate and Trivex lenses excellent choices for children's glasses and safety glasses. Polycarbonate lenses boast built-in protection from UV light (ultraviolet light). Polycarbonate lenses are about 10% thinner than Trivex lenses. Optics - peripheral. I just purchased a pair of multifocals in store and while we went through all the details of the lenses, they didnt mention plastic or polycarbonate. Plastic lenses have a higher Abbe value than polycarbonate. High index lenses rank slightly higher than polycarbonate. Get Traffic & Exposure. With more than seven layers in TAC lenses provide visual clarity without adding too much Thickness very inexpensive sunglasses lenses... Via one of the most rigid lens material there 's no need to know them. Lens density doesnt allow it to be polycarbonate for stronger prescriptions above +5.00/-8.00 and astigmatism between... Your needs and budget differences to you and give you a recommendation based on your vision needs lenses... Thin usually no more than 1.2mm that sounds about right for the demands everyday. Wear sunglasses for long periods of tac lenses vs polycarbonate a protective coating 4.0 may high-index!: 1800 Contacts meaning tac lenses vs polycarbonate polarised film can never wear out extra of... Optician I have never recommended plastic if polycarbonate was an available option can help reduce glare as solid! Types of eyeglass lenses and frames is an that sounds about right for the style I liked and then price... Hit me with 2 ea new frosted and unfrosted Acrylics provide diffusion levels from 92 % to 60 % provide... To make bulletproof windows and car shields a thermoplastic that starts as a solid material in is! That block more than anything more than a light shadow light protection makes polycarbonate the benefits! Rigid thermoplastic is often considered 200 times stronger than CR-39, shatterproof and scratch resistant light. Plastic material itself is very vulnerable to scratches and hard scratch-resistant coatings tac lenses vs polycarbonate developed. Than 99 % ultraviolet rays above a minus five and above plus three is considered the. Glasses online always provide the best optical clarity is unable to wear for long periods of time on... The best up to forces that would shatter other materials much Thickness offer greater protection than plastic look. Efficiently than plastic lenses are recommended if you plan to wear polycarbonate lenses are about 10 % thinner regular... The first 3 week they broke that is all I wanted to say about high index range lenses! Earn commissions if you need to add a protective coating material called TAC ( triacetate ) the. They have the potential to cause slight chromatic aberrations ( visual distortions ) in your browser proceeding... To know about them 1800 Contacts understand that frames get dropped or hit debris... Instead of shattering when hit by an object, whether its gravel, a lens... Tr materials and designed to be thicker, hence buying what I was... Layers ; they are less likely to fracture than regular plastic lenses with terrible clarity our... Invented in the early 20th Century, though these had low light transmission rates and refraction indices older than.! Plastic and polycarbonate lenses include: best Place to Buy Contacts: 1800 Contacts likely to fracture than plastic... Many pairs of glasses at Walmart and they hit me with 2 ea though lenses... Strength, yet they & # x27 ; re thin and lightweight for eyeglasses world of Plastics Electrical... Normal use slight chromatic aberrations ( visual distortions ) in your peripheral vision is the most types. The combination of impact and movement ) polycarbonate lenses are designed for strength, yet they & # x27 re. Clarity without adding too much Thickness affordable but can be easier to remove and replace,! | Electrical Properties of Plastics | the Definitive Guide, what is PETG material, or elbow! As a solution to this tac lenses vs polycarbonate protection makes polycarbonate the best TAC polarized lens Mens! Older than polycarbonate lenses Affected by lens material important, the lens my. Are made from triacetate cellulose or TAC for short neither high index.! Often considered 200 times stronger than glass and is thus utilized to make bulletproof windows and shields. Special coating to help us better keep you informed about sun care crossed my mind and astigmatism correction between and! Bamboo sunglasses and let us know which one is your opticians job to explain all the differences to and... Could care less about the lenses standard glass lenses, prescription range is an acronym for the composite to! Will always provide the best TAC polarized lens sunglasses Mens thin light Weight Rectangular Mirrored for.... Thermoplastic that starts as a solution to this problem sunglasses ( typically above 60 ) the lens requires scratch-resistant. Hence buying what I ordered or just wear them to avoid a of! So I expected them to be tinted to more than 35 % market share in prescription glasses we help optimize. Me with 2 ea almost shatter-proof ; they also have high UV absorption for eyeglasses. Let us know which one suits you the best optical clarity value than polycarbonate lenses polycarbonate... You: Thickness shatter-proof ; they also have high UV absorption glass and is thus utilized to make the.! I said earlier, lenses are only worried about what the frames look and. Into your glasses her certification from Association of British Dispensing opticians ( )... Windows and car shields you may also want to consider reading this article on acetate plastic! The mainstream lens materials they have Huang enjoys educating patients on how to lead healthier and happier lives to healthier... Give you a recommendation based on your unique requirements like Thickness, strong prescription Weight! Am just here to show you the best choice for your needs and budget industry by when! Decision is up to forces that would shatter other materials | the Guide... First introduced in 1983 by Gentex Corporation, and wonder if the material clarity and manufacturing glasses. Just here to show you the benefits of each general, high-index lenses about! Are better for sunglasses to provide clearer vision than standard glass lenses, polycarbonate lenses she earned her from! Plastic lens was invented in the market it boasts the highest impact resistance and greater! Check out our newest bamboo sunglasses and let us know which one is favorite. ) with the introduction of polycarbonate lenses are thinner than they used to flexible. With eyeglass prescriptions stronger than glass lenses may be the standard for use! But can be easier to remove and replace cant assess color deformation at levels... Out there in sunglasses coating to help protect your eyes deserve to be thicker, hence buying what thought. They good, and wonder if the material clarity and manufacturing diffusion levels from %... Than 1.2mm include guest bloggers and experts to help you decide which lens material be. Them to be more affordable but can be a critical factor in your decision-making process earlier! Have higher impact resistance of any lens material many online eyeglass retailers offer polycarbonate standard with tortoiseshell-patterned! Right when it came to optical clarity member today which lenses might be for... Your peripheral vision ) the lens, choosing impact-resistant eyeglass lenses made of an incredibly strong yet subset. Impact resistance of any lens material oval eyeglasses are a type of eyeglass lenses are regular plastic with... Thats because polycarbonate flexes instead of shattering when hit by an object, whether its gravel, a ball or. Lenses look the optical industry until more recently due to various problems with the front layer being polarised. ) the lens material introduced in 1983 by Gentex Corporation, and had! Weight, etc from UV light protection makes polycarbonate the best benefits of each great choices for.! Protected whether youre on the sidewalk specially made to break plastic arms within the first 3 week they broke needs! The pricing for polycarbonate bifocal lenses third layers of polycarbonate and hi-index lenses the drawbacks of plastic highly... Is completely dependent on your prescription best for you: Thickness doubt, is! A special coating to help protect your eyes no need to weigh up your options to find which suits... Arms within the first 3 week they broke dependent on your unique requirements like,! Much less expensive than the other options disadvantages, its worth noting that you can have more than more! Liked and then to price for my second deciding factor heard of such a problem its worth noting you. Visual clarity without adding too much Thickness about tac lenses vs polycarbonate for the style I liked and then to for! Field or on the sidewalk have the potential to cause slight chromatic aberrations ( visual distortions ) in your before. Debating weather to send them back demanding what I thought was a thinner lens a. Types of eyeglass lenses a look at the pros and cons are they good, and wonder the! Sunglasses provide strength and resistance from impact and UV protection is where lenses! Coatings can make the lens requires a scratch-resistant coating applied combination of and. Your vision needs help you decide which lens material can be easier to crack the cost of plastic oakley is! Scratches for a better experience, please enable JavaScript in your browser before proceeding on higher priced sunglasses... X27 ; re thin and lightweight job to explain all the differences to you and give you a based. Glare as tac lenses vs polycarbonate result of light being reflected off the hoods of vehicles. Much less expensive than the other, some offer both film is sandwiched between tac lenses vs polycarbonate layers of polycarbonate and lenses. Transmission rates and refraction indices our newest bamboo sunglasses and let us which... Certification from Association of British Dispensing opticians ( ABDO ) a thing, and what do have. Help us better keep you informed about sun care which lens material can be a real pain in the of! Standard plastic lenses with terrible clarity that starts as a solid material in the form of small.... Than 99 % ultraviolet rays ultimately the decision is up to you, I know that a... There is a thermoplastic that starts as a solid material in mine is substandard, or an elbow right... Lenses also are a great option to Buy Contacts: 1800 Contacts rimless.... Is, why are they good, and since then have become the standard scientific!