--- title: Lens Quality url: "https://www.filtral.com/en/quality/lens-quality/" description: "Filtral lenses: here you will find information about materials used to make the lenses for our reading glasses and sunglasses." date: 2018-08-29 modified: 2021-03-25 locale: en_GB --- # Lens Quality LENS QUALITY ============== ![header lens quality, device for processing eyeglass lenses](https://d3rbxgeqn1ye9j.cloudfront.net/images/6mAYeYDF-3fmDr9i0xPGGt7gwEC66ighe9_h_MzKGHg/w:345/h:155/fn:Y3NtX2hlYWRlci1zY2hlaWJlbnF1YWxpdGFldF80OWNiNDU4ZjQ1:t/cb:87f3cdc9414998b08111d6b7edbb2f8dcf1df2b1/el:1/fq:jpeg:85:avif:70:webp:80/aHR0cHM6Ly9kM3JieGdlcW4xeWU5ai5jbG91ZGZyb250Lm5ldC9maWxlYWRtaW4vd3d3LmZpbHRyYWwuY29tL0hlYWRlcmJpbGRlci8yMDIwL2hlYWRlci1zY2hlaWJlbnF1YWxpdGFldC5qcGc_MTU5OTU3NDA5MQ) Two different **lens materials** are essentially used in the manufacture of our Filtral glasses. Made with OC-LIGHT LENS technology, the plastic lenses are also noticeably lighter and thinner. ACRYLIC GLASS (AC) -------------------- ![icon acrylic glas](https://d3rbxgeqn1ye9j.cloudfront.net/fileadmin/www.filtral.com/Qualitaet/icon_glas_acryl.svg?1648802192) ![](https://d3rbxgeqn1ye9j.cloudfront.net/images/8ApJLUprbhKzhjb2jrHvgPVUZpLVIl8Aj6GjMaQUJRg/w:88/h:57/fn:Y3NtX2ljb25fbGVlcl82NDg0MTdjZjJh:t/cb:786322d36fcbbb1d52e0a062a90a5941d7bd7a0e/el:1/fq:jpeg:85:avif:70:webp:80/aHR0cHM6Ly9kM3JieGdlcW4xeWU5ai5jbG91ZGZyb250Lm5ldC9maWxlYWRtaW4vd3d3LmZpbHRyYWwuY29tL2ljb25fbGVlci5wbmc_MTY1MzAyNzM3Nw) - Used for **sunglasses and reading glasses** - Made of the acrylic material polymethylmethacrylate (PMMA) - Stronger than mineral glass – higher fracture resistance and low risk of shattering POLYCARBONATE LENSES (PC) --------------------------- ![icon shutterproof glas](https://d3rbxgeqn1ye9j.cloudfront.net/fileadmin/www.filtral.com/Grafiken/Piktogramme/Fil_Pikto_Bruchfest_1607.svg?1469720138) ![](https://d3rbxgeqn1ye9j.cloudfront.net/images/8ApJLUprbhKzhjb2jrHvgPVUZpLVIl8Aj6GjMaQUJRg/w:88/h:57/fn:Y3NtX2ljb25fbGVlcl82NDg0MTdjZjJh:t/cb:786322d36fcbbb1d52e0a062a90a5941d7bd7a0e/el:1/fq:jpeg:85:avif:70:webp:80/aHR0cHM6Ly9kM3JieGdlcW4xeWU5ai5jbG91ZGZyb250Lm5ldC9maWxlYWRtaW4vd3d3LmZpbHRyYWwuY29tL2ljb25fbGVlci5wbmc_MTY1MzAyNzM3Nw) - Used for **sunglasses** - Used mainly for sports eyewear or children’s glasses - Extremely high resistance to breakage and shattering - Sunglasses: always provide particularly effective protection against UV-rays In addition to different lens materials, certain **filters** are used in selected eyewear models. POLARIZATION FILTER --------------------- ![icon polarization filter sunglasses](https://d3rbxgeqn1ye9j.cloudfront.net/fileadmin/www.filtral.com/Grafiken/Piktogramme/Filtral_Feature_Polarized_rgb_2508.svg?1765297228) ![](https://d3rbxgeqn1ye9j.cloudfront.net/images/8ApJLUprbhKzhjb2jrHvgPVUZpLVIl8Aj6GjMaQUJRg/w:88/h:57/fn:Y3NtX2ljb25fbGVlcl82NDg0MTdjZjJh:t/cb:786322d36fcbbb1d52e0a062a90a5941d7bd7a0e/el:1/fq:jpeg:85:avif:70:webp:80/aHR0cHM6Ly9kM3JieGdlcW4xeWU5ai5jbG91ZGZyb250Lm5ldC9maWxlYWRtaW4vd3d3LmZpbHRyYWwuY29tL2ljb25fbGVlci5wbmc_MTY1MzAyNzM3Nw) - Finishing for **sunglasses** - [**Polarization filters**](https://www.filtral.com/en/sunglasses/facts/polarized-sunglasses/) reduce disruptive glare - e.g. from wet or shimmering roads, in snow, from light sand or from water surfaces - Ensure glare-free and high-contrast vision - Improve spatial perception - Reduce eye strain BLUE LIGHT FILTER ------------------- ![icon blue light filter reading glasses](https://d3rbxgeqn1ye9j.cloudfront.net/fileadmin/www.filtral.com/Grafiken/Piktogramme/Fil_Pikto_BlueLightFilter_1909.svg?1571668660) ![](https://d3rbxgeqn1ye9j.cloudfront.net/images/8ApJLUprbhKzhjb2jrHvgPVUZpLVIl8Aj6GjMaQUJRg/w:88/h:57/fn:Y3NtX2ljb25fbGVlcl82NDg0MTdjZjJh:t/cb:786322d36fcbbb1d52e0a062a90a5941d7bd7a0e/el:1/fq:jpeg:85:avif:70:webp:80/aHR0cHM6Ly9kM3JieGdlcW4xeWU5ai5jbG91ZGZyb250Lm5ldC9maWxlYWRtaW4vd3d3LmZpbHRyYWwuY29tL2ljb25fbGVlci5wbmc_MTY1MzAyNzM3Nw) - Finishing for **reading glasses** - Integrated **[blue light filter](https://www.filtral.com/en/reading-glasses/facts/blue-light-filter-reading-glasses/)** protects the eyes when using a computer, smartphone or tablet - Approx. 30% of the artificial blue light is absorbed - Reduce eye strain and fatigue - Increased comfort and reduced glare at the same time - Improved perception of contrasts and details - 100% UV protection **Here you can find more information about quality at FILTRAL:** [ ![](https://d3rbxgeqn1ye9j.cloudfront.net/images/XLLTWItKwJKA0oVzV3Zvhc0i6UfkAr2vHlQXYVJtkys/w:376/h:188/fn:Y3NtX2RvcHBlbGN1YmUtcXVhbGl0YWV0LWZhc3N1bmdfODE3OGI0MzgzYg:t/cb:c93e12d53ccfaaf3bef14391b605d117941c3389/el:1/fq:jpeg:85:avif:70:webp:80/aHR0cHM6Ly9kM3JieGdlcW4xeWU5ai5jbG91ZGZyb250Lm5ldC9maWxlYWRtaW4vd3d3LmZpbHRyYWwuY29tL1F1YWxpdGFldC9kb3BwZWxjdWJlLXF1YWxpdGFldC1mYXNzdW5nLnBuZz8xNjQ1NjI4MjI4) Frame Quality more ](https://www.filtral.com/en/quality/frame-quality/) [ ![image, norms, standards](https://d3rbxgeqn1ye9j.cloudfront.net/images/MgAAFRYvvRETmR_k0fSyDdU3vm-3XRbLH_ZtaLp7MJ8/w:370/h:370/fn:Y3NtX2N1YmVfbm9ybWVuX3N0YW5kYXJkc18zZjNmYzY4ODFl:t/cb:88663d69414b81e407c5a1c0c9f114afabb7b767/el:1/fq:jpeg:85:avif:70:webp:80/aHR0cHM6Ly9kM3JieGdlcW4xeWU5ai5jbG91ZGZyb250Lm5ldC9maWxlYWRtaW4vd3d3LmZpbHRyYWwuY29tL1F1YWxpdGFldC9jdWJlX25vcm1lbl9zdGFuZGFyZHMucG5nPzE2NDU2MjYxNDM) Norms & Standards more ](https://www.filtral.com/en/quality/norms-standards/) [ ![](https://d3rbxgeqn1ye9j.cloudfront.net/images/tJUqB4EihrtmIAEjhlxKXG9MSFyvyitN-2rZu4ALic4/w:370/h:370/fn:Y3NtX2N1YmUtbm9ybWVuLW9wdGlzY2hlLXBydWVmdW5nLVYyXzlkYzk2MDA1MzY:t/cb:2bf4e0eb1956c9f137c303ed6552e00f4d5e93fb/el:1/fq:jpeg:85:avif:70:webp:80/aHR0cHM6Ly9kM3JieGdlcW4xeWU5ai5jbG91ZGZyb250Lm5ldC9maWxlYWRtaW4vd3d3LmZpbHRyYWwuY29tL1F1YWxpdGFldC9jdWJlLW5vcm1lbi1vcHRpc2NoZS1wcnVlZnVuZy1WMi5wbmc_MTU0NzQ2MjM4Mg) Optical Tests more ](https://www.filtral.com/en/quality/norms-standards/optical-tests/) [ ![](https://d3rbxgeqn1ye9j.cloudfront.net/images/-RZxZyx7Fg6sCRbiwpH-3_zn05VWiwH-oeZXkZdH3as/w:370/h:370/fn:Y3NtX2N1YmUtbm9ybWVuLW1lY2hhbmlzY2hlLXBydWVmdW5nXzZkNWMzN2ZkN2I:t/cb:08d635460cab14b14c55918b563ea88dbd7974ae/el:1/fq:jpeg:85:avif:70:webp:80/aHR0cHM6Ly9kM3JieGdlcW4xeWU5ai5jbG91ZGZyb250Lm5ldC9maWxlYWRtaW4vd3d3LmZpbHRyYWwuY29tL1F1YWxpdGFldC9jdWJlLW5vcm1lbi1tZWNoYW5pc2NoZS1wcnVlZnVuZy5wbmc_MTU0NzQ1NjM3NA) Construction Tests more ](https://www.filtral.com/en/quality/norms-standards/construction-tests/) [ ![](https://d3rbxgeqn1ye9j.cloudfront.net/images/PChfwTxsL-_2DVFqXIvxp2j_pSnoaVGOOZequX_95Cw/w:370/h:370/fn:Y3NtX2N1YmUtbm9ybWVuLWNoZW1pc2NoZS1wcnVlZnVuZ185YWU2MDM0MDUw:t/cb:f7796e90b070671e5bb16dde44aafabbabbac86f/el:1/fq:jpeg:85:avif:70:webp:80/aHR0cHM6Ly9kM3JieGdlcW4xeWU5ai5jbG91ZGZyb250Lm5ldC9maWxlYWRtaW4vd3d3LmZpbHRyYWwuY29tL1F1YWxpdGFldC9jdWJlLW5vcm1lbi1jaGVtaXNjaGUtcHJ1ZWZ1bmcuanBnPzE1MzYwNjI2ODU) Chemical Tests more ](https://www.filtral.com/en/quality/norms-standards/chemical-tests/)