Corning - Welcome to the Corning Optical Fiber Resource Center, where you will find a comprehensive library of available resources and materials. Whether you are interested in understanding the basics of optical fiber or need to know technical specifications for one of our products, you'll find it all here. If you have further questions about our optical ...

 
Specifications. Download Connection Diagram. USB 3.Optical™ Cables by Corning connects computers and devices at incredible speed and over longer distances. They’re thin, light, and remarkably tough — Optical Cables by Corning can be bent, squeezed, and tangled. Available in 10m, 15m, 30m, and 50m lengths. Distance.. Tri luma

Corning is one of the world’s leading innovators in materials science. For more than 160 years, Corning has applied its unparalleled expertise in specialty glass, ceramics, and optical physics to develop products that have transformed people’s lives. Corning International. Corning Brasil Indústria e Comércio Ltda. Rua Dr. Renato Paes 714 - 12° - andar Itaim Bibi, Sao Paulo, 04530-001 Phone: +55 11 3089 7400 Corning GmbH. Abraham-Lincoln-Str. 30. 65189 Wiesbaden. Germany. Phone: +49 611 7366 0 Corning China (Shanghai) Regional Headquarters. 358 Lu Qiao Road, Jinqiao Export Processing ZoneCorning in India. Corning Incorporated (NYSE: GLW), founded in 1851, and headquartered in Corning, New York, USA is one of the world’s leading innovators in materials science. For more than 165 years, Corning has applied its unparalleled expertise in specialty glass, ceramics, and optical physics to develop products that have created new ... Falcon ®, Corning ®, and Axygen ® liquid handling consumables offer a breadth of selection unmatched in the industry with the quality and reliability scientists have trusted for decades. Your Favorites are Back in Stock. Plan ahead and stock up on the high-demand products necessary to keep your... Automation Pipet Tips.Corning est un innovateur leader en science des matériaux. Depuis plus de 160 ans, Corning applique son expertise inégalée dans les domaines des verres spéciaux, de la céramique et de la physique optique pour développer des produits qui changent la vie des personnes.Corning Advanced Optics is a global leader in providing cutting-edge material and optical solutions that serve a variety of commercial markets including semiconductor manufacturing, microfabrication, consumer electronics, and more. We provide trusted capabilities to see a project through from design to testing.Use Corning Laminin surfaces as a thin coating on tissue culture surfaces or as a soluble additive to culture medium to promote cell adhesion, migration, chemotaxis, growth, and differentiation. Laminin/Entactin Complex High Concentration (HC) is a special formulation that Corning has developed to enhance three-dimensional (3D) cell culture ... Corning ist einer der weltweit führenden Innovatoren im Bereich Werkstoffkunde. Seit mehr als 160 Jahren hat Corning mit seinem beispiellosen Fachwissen über Spezialglas, Keramik und optischer Physik Produkte entwickelt, die das Leben der Menschen bereicherten.Corning is a leading materials science innovator with quality glassware, labware, plasticware, and accessories. Corning solves tomorrow’s problems today with quality glassware, labware, and accessories from one of the world’s leading innovators in materials science.Welcome to the Glass Age, Presented by Corning. Journey into a world made of glass. Where information moves at the speed of light. Stability coexists with versatility. Everyday surfaces provide extraordinary benefits. Industries discover powerful solutions to impossible problems. This is the Glass Age, where materials science is constantly ...Discover Corning's vital role in chip production. Learn More. For more than 170 years, Corning has combined its unparalleled expertise in glass science, ceramics science, and optical physics with deep manufacturing and engineering capabilities to develop life-changing innovations and products.Corning International. Corning Brasil Indústria e Comércio Ltda. Rua Dr. Renato Paes 714 - 12° - andar Itaim Bibi, Sao Paulo, 04530-001 Phone: +55 11 3089 7400 Corning GmbH. Abraham-Lincoln-Str. 30. 65189 Wiesbaden. Germany. Phone: +49 611 7366 0 Corning China (Shanghai) Regional Headquarters. 358 Lu Qiao Road, Jinqiao Export Processing ZoneCorning es una de las principales empresas innovadoras del mundo en cuanto a las ciencias de los materiales. Durante más de 160 años, Corning ha aplicado su inigualable experiencia en vidrio de especialidad, cerámica y física óptica para desarrollar productos que han transformado las vidas de las personas. Corning CoolCell, in combination with a -80°C freezer, will provide alcohol-free freezing at the rate of -1°C/minute that is ideal for cryopreservation of most cells and cell lines. Using a combination of uniform-density cross-linked polyethylene foam, a solid state core, and radial vial symmetry, freezing profiles are consistent and ... What We Do. Corning is vital to progress – in the industries we shape and in the world we share. We invent life-changing technologies using materials science. Our scientific and manufacturing expertise, boundless curiosity, and commitment to purposeful invention place us at the center of the way the world interacts, works, learns, and lives.Corning 15 mL centrifuge tubes feature black printed graduations and a large white marking spot. Available with your choice of cap styles: the advanced Corning CentriStar™ cap or the original plug seal cap. Sterile. RNase-/DNase-free. Nonpyrogenic. 95 kPA (14 psi) pressure tested – plug seal cap only. PP = polypropylene, PET = polyethylene ... Corning is committed to outstanding service before, during, and after delivery, with a team of optical fiber experts to help whenever you need it. Call the Optical Fiber Customer Service Department at +1 607-248-2000 or email us at [email protected] is one of the world’s leading innovators in materials science. For more than 160 years, Corning has applied its unparalleled expertise in specialty glass, ceramics, and optical physics to develop products that have transformed people’s lives.Falcon ®, Corning ®, and Axygen ® liquid handling consumables offer a breadth of selection unmatched in the industry with the quality and reliability scientists have trusted for decades. Your Favorites are Back in Stock. Plan ahead and stock up on the high-demand products necessary to keep your... Automation Pipet Tips. Corning es una de las principales empresas innovadoras del mundo en cuanto a las ciencias de los materiales. Durante más de 160 años, Corning ha aplicado su inigualable experiencia en vidrio de especialidad, cerámica y física óptica para desarrollar productos que han transformado las vidas de las personas.Corning is a leading materials science innovator with quality glassware, labware, plasticware, and accessories. Corning solves tomorrow’s problems today with quality glassware, labware, and accessories from one of the world’s leading innovators in materials science.A completely preconnectorized high-fiber count cabling solution which eliminates the complexity of splicing, it can reduce trunk installation time for data center interconnections by up to 70%. Centrix™. The Centrix system is a high-density fiber management system that provides a balance of industry-leading density with innovative jumper routing. We provide high quality, innovative life science products enabling people around the world to make and deliver life changing discoveries.Corning is one of the world’s leading innovators in materials science. For more than 160 years, Corning has applied its unparalleled expertise in specialty glass, ceramics, and optical physics to develop products that have transformed people’s lives.Corning® 1000 mL Vacuum Filter/Storage Bottle System, 0.22 µm Pore 54.5cm² PES Membrane, Sterile, 12/Case Polyethersulfone (PES) membranes provide the fastest flow rates, the lowest protein binding and low extractables and are best for filtering cell culture media. 1000 mL receiver bottles feature easy grip sides for improved handling. Tough ceramic materials bring solutions to virtually every space. Ceramics might be thought of as the close cousin of glass. Both materials are inorganic. Both have many useful physical properties and are formed via high-temperature processes. And with the right composition and forming, both can be extremely hard and resistant to thermal shock ...Welcome to the Glass Age, Presented by Corning. Journey into a world made of glass. Where information moves at the speed of light. Stability coexists with versatility. Everyday surfaces provide extraordinary benefits. Industries discover powerful solutions to impossible problems. This is the Glass Age, where materials science is constantly ...As part of Corning’s comprehensive portfolio of life science products, Corning’s extensive line of Media, Sera, Water, and Reagents provides the vital support your research, development, and production efforts need to continue making life changing discoveries. Your Favorites are Back in Stock. Plan ahead and stock up on the high-demand ... Corning provides a variety of innovative continuous flow reactor products that are designed and optimized to quickly and seamlessly scale-up from academia & lab feasibility (Corning Nebula™ Education Kits, Lab Reactor System 2 & Low-Flow) to process development (G1, G1 SiC, G1 Photo) to multi-ton industrial production of chemicals (G3, G3 ... Corning World Headquarters is located in Corning, New York. Corning is a vibrant small city in Upstate New York, about four hours northwest of New York City. Corning is home to nearly 14,000 residents who enjoy the benefits of a small city lifestyle, a rich arts and cultural scene, affordable homes and proximity to one of the world’s fastest ...Latest News. Corning’s New Viridian™ Vials Reduce Waste and Carbon Emissions in the Pharmaceutical Supply Chain. Press Release. Corning’s Office of Racial Equality and Social Unity Announces 2023 Edge for Tomorrow Future Teachers Grant Recipient. Announcement.Corning World Headquarters is located in Corning, New York. Corning is a vibrant small city in Upstate New York, about four hours northwest of New York City. Corning is home to nearly 14,000 residents who enjoy the benefits of a small city lifestyle, a rich arts and cultural scene, affordable homes and proximity to one of the world’s fastest ...Corning ® Viridian™ Vials, externally coated Type 1 borosilicate vials, are a drop-in solution made with 20% less glass material, enabling up to a 30% reduction in Cradle to Gate, Scope 3 emissions. Viridian Vials can protect product quality and boost filling line productivity – helping our customers increase production in a more ...Corning Ultra-Low Attachment surface is a hydrophilic, neutrally charged coating covalently bound to a polystyrene vessel surface. The hydrogel inhibits specific and nonspecific immobilization, forcing cells into a suspended state, enabling 3D spheroid formation. The coating is stable, noncytotoxic, biologically inert, and non-degradable—and ... What We Do. Corning is vital to progress – in the industries we shape and in the world we share. We invent life-changing technologies using materials science. Our scientific and manufacturing expertise, boundless curiosity, and commitment to purposeful invention place us at the center of the way the world interacts, works, learns, and lives.Corning has a rich history of innovation starting with lightbulb glass in the late 19th century to modern cell phone glass today. Our investors experience a reliable dividend and explosive growth with each new invention. We have approximately 35,000 employees worldwide and $10B in sales. Corning provides a broad range of products designed to help you enable your communication networks. From start to finish we have the product for you, from optical fiber products to a wide range of fiber optic and copper networking products and components.Corning CoolCell, in combination with a -80°C freezer, will provide alcohol-free freezing at the rate of -1°C/minute that is ideal for cryopreservation of most cells and cell lines. Using a combination of uniform-density cross-linked polyethylene foam, a solid state core, and radial vial symmetry, freezing profiles are consistent and ... Welcome to the Glass Age, Presented by Corning. Journey into a world made of glass. Where information moves at the speed of light. Stability coexists with versatility. Everyday surfaces provide extraordinary benefits. Industries discover powerful solutions to impossible problems. This is the Glass Age, where materials science is constantly ... Corning CoolCell, in combination with a -80°C freezer, will provide alcohol-free freezing at the rate of -1°C/minute that is ideal for cryopreservation of most cells and cell lines. Using a combination of uniform-density cross-linked polyethylene foam, a solid state core, and radial vial symmetry, freezing profiles are consistent and ...For more than 25 years, Corning has delivered innovations that have advanced the science of 3D cell culture. We pioneered the development of novel tools providing easier access to in vivo -like 3D models, such as Corning Matrigel ® matrix and Transwell ® permeable supports. And we continue to support you with a diverse and evolving portfolio ... Driving the future of semiconductors. Discover Corning's vital role in chip production. Learn More. For more than 170 years, Corning has combined its unparalleled expertise in glass science, ceramics science, and optical physics with deep manufacturing and engineering capabilities to develop life-changing innovations and products.Corning es una de las principales empresas innovadoras del mundo en cuanto a las ciencias de los materiales. Durante más de 160 años, Corning ha aplicado su inigualable experiencia en vidrio de especialidad, cerámica y física óptica para desarrollar productos que han transformado las vidas de las personas. Corning ® Viridian™ Vials, externally coated Type 1 borosilicate vials, are a drop-in solution made with 20% less glass material, enabling up to a 30% reduction in Cradle to Gate, Scope 3 emissions. Viridian Vials can protect product quality and boost filling line productivity – helping our customers increase production in a more ... General Labware. Bottles. Corning’s disposable bottles are designed for safe, secure storage of tissue culture media and sera, buffers, and other aqueous solutions. The bottles come sterile and ready to use in a wide variety of shapes, materials, sizes, and cap types. As part of Corning’s comprehensive portfolio of life science products, Corning’s extensive line of Media, Sera, Water, and Reagents provides the vital support your research, development, and production efforts need to continue making life changing discoveries. Your Favorites are Back in Stock. Plan ahead and stock up on the high-demand ... Vacuum Filtration Systems. E-mail Print. Quality Certificate. Four sizes: 150 mL, 250 mL, 500 mL, and 1L with 45 mm neck size. Low liquid retention funnel design. Filters feature printing on the funnel for easy product identification. Angled hose connector simplifies vacuum line attachment. Receiver bottles feature easy grip sides for improved ... Corning Credit Union (CCU) is a full-service financial institution located in the Corning-Elmira region of NY; in Wilmington, NC; and in Franklin County, PA. Our goal is exceptional service – every member, every time. Corning ® manufactures glass and plastic labware, cell culture supplies, syringe filters and membranes, and equipment enabling workflow solutions for chemistry, life science research, drug discovery, and bioproduction. Since the introduction of their first products almost 100 years ago, laboratory professionals have come to rely on the Corning ... Corning is one of the world’s leading innovators in materials science. For more than 160 years, Corning has applied its unparalleled expertise in specialty glass, ceramics, and optical physics to develop products that have transformed people’s lives.Contact Corning with your questions and comments. Question or comment? Send us a message. If you are not sure which group to contact, please select "Corning Headquarters" in the dropdown menu below. Corning in India. Corning Incorporated (NYSE: GLW), founded in 1851, and headquartered in Corning, New York, USA is one of the world’s leading innovators in materials science. For more than 165 years, Corning has applied its unparalleled expertise in specialty glass, ceramics, and optical physics to develop products that have created new ...Corning in India. Corning Incorporated (NYSE: GLW), founded in 1851, and headquartered in Corning, New York, USA is one of the world’s leading innovators in materials science. For more than 165 years, Corning has applied its unparalleled expertise in specialty glass, ceramics, and optical physics to develop products that have created new ...We provide high quality, innovative life science products enabling people around the world to make and deliver life changing discoveries.Corning Life Sciences Showcases 3D Cell Culture Technologies at SLAS2022 19-Jan-2022 Corning Incorporated will highlight its latest technologies that support the advancement of 3D cell culture and drug discovery at this year's Society for Laboratory Automation and Screening (SLAS) conference in Boston on Feb. 5 through 9.Corning's enhanced T-75 Flask features a U-shaped design, which improves usability while maintaining the same environment for cell growth as previous designs. The U-shaped T-75 flask includes design advances, such as rounded shoulders, which allow for an easier grip and for better access when removing or tightening the cap.Corning ® manufactures glass and plastic labware, cell culture supplies, syringe filters and membranes, and equipment enabling workflow solutions for chemistry, life science research, drug discovery, and bioproduction. Since the introduction of their first products almost 100 years ago, laboratory professionals have come to rely on the Corning ... Use Corning Laminin surfaces as a thin coating on tissue culture surfaces or as a soluble additive to culture medium to promote cell adhesion, migration, chemotaxis, growth, and differentiation. Laminin/Entactin Complex High Concentration (HC) is a special formulation that Corning has developed to enhance three-dimensional (3D) cell culture ...An ultra-low-loss, large-effective-area fiber for advanced-performance submarine SDM systems. Compliant to ITU-T Recommendation G.654.D and available in a smaller, 200 µm coating diameter. Introducing the latest innovation in Corning’s subsea portfolio, a 125 µm 2 effective area with lowest loss. Driving the future of semiconductors. Discover Corning's vital role in chip production. For more than 170 years, Corning has combined its unparalleled expertise in glass science, ceramics science, and optical physics with deep manufacturing and engineering capabilities to develop life-changing innovations and products. Overview. During filtration, all systems retain some liquid that cannot be recovered—also known as “hold-up” volume. The larger the hold-up volume, the more media and reagents are lost. With Corning® low retention filtration systems—shown to offer the lowest hold-up volume of all major brands—you'll reduce waste every time you filter. Corning World Headquarters is located in Corning, New York. Corning is a vibrant small city in Upstate New York, about four hours northwest of New York City. Corning is home to nearly 14,000 residents who enjoy the benefits of a small city lifestyle, a rich arts and cultural scene, affordable homes and proximity to one of the world’s fastest ...Corning offers 5 things you should consider when you contemplate your options for bespoke lab products and need a custom solution for your media, sera, or reagents. Cryopreservation of cells puts your cell lines in suspended animation, stopping biological time for your cell cultures.For 170 years, Corning has combined its unparalleled expertise in glass science, ceramic science, and optical physics with deep manufacturing and engineering capabilities to develop life-changing innovations.Specifications. Download Connection Diagram. USB 3.Optical™ Cables by Corning connects computers and devices at incredible speed and over longer distances. They’re thin, light, and remarkably tough — Optical Cables by Corning can be bent, squeezed, and tangled. Available in 10m, 15m, 30m, and 50m lengths. Distance.354231 | 30 mg. 354257 | 5 mg. Applications. Suitable for a thin layer on tissue culture surfaces to enhance cell attachment and proliferation or as a gel to promote expression of cell-specific morphology and function. Commonly used to culture endothelial cells, hepatocytes, muscle cells, and a variety of other cell types. Corning 15 mL centrifuge tubes feature black printed graduations and a large white marking spot. Available with your choice of cap styles: the advanced Corning CentriStar™ cap or the original plug seal cap. Sterile. RNase-/DNase-free. Nonpyrogenic. 95 kPA (14 psi) pressure tested – plug seal cap only. PP = polypropylene, PET = polyethylene ... Corning offers the most complete line of connectors and factory-terminated cables, from single-fiber patch cords to high-fiber-count assemblies. As the industry’s leading supplier of cable assemblies, Corning’s state-of-the-art manufacturing process ensures unsurpassed connector performance with products that meet or exceed all industry ... Designed to the highest standards to support your drug discovery research, Corning ® and Falcon ® microplates are ideal for drug discovery applications, including assay prep, assay development, and HTS and automation. Our microplates and accessories are manufactured under strict process controls guaranteeing consistent product performance for ... Corning International. Corning Brasil Indústria e Comércio Ltda. Rua Dr. Renato Paes 714 - 12° - andar Itaim Bibi, Sao Paulo, 04530-001 Phone: +55 11 3089 7400 Corning GmbH. Abraham-Lincoln-Str. 30. 65189 Wiesbaden. Germany. Phone: +49 611 7366 0 Corning China (Shanghai) Regional Headquarters. 358 Lu Qiao Road, Jinqiao Export Processing Zone Our Optic Closure 2178 family includes many models and configurations to help meet the complex needs of today’s fiber optic networks. With large diameter ports compatible across all fiber counts and a newly designed deep tray 2453 supporting ultra-high fiber count solutions, the 2178 family can help you expand and get your network future ready. For 170 years, Corning has combined its unparalleled expertise in glass science, ceramic science, and optical physics with deep manufacturing and engineering capabilities to develop life-changing innovations.A Corning é um dos líderes mundiais de inovação em ciência dos materiais. Por mais de 160 anos, a Corning vem aplicando seu conhecimento incomparável em vidro especializado, cerâmicas e física óptica para desenvolver produtos que transformam a vida das pessoas.Corning Incorporated is a leading innovator in materials science. For nearly 170 years, Corning has combined its unparalleled expertise in glass science, ceramic science, and optical physics with deep manufacturing and engineering capabilities to develop category-defining products that transform industries and enhance people’s lives. Corning is a leading materials science innovator with quality glassware, labware, plasticware, and accessories. Corning solves tomorrow’s problems today with quality glassware, labware, and accessories from one of the world’s leading innovators in materials science. Corning is responding with market-leading innovations for 5G-ready networks and powerful hyperscale data centers, making slow speeds and dropped calls a thing of the past. Today, many are preparing for 5G. Corning has been preparing for 5G networks for the last 50 years. Since the invention of optical fiber in 1970 by three Corning scientists ...Corning 50 mL centrifuge tubes feature black printed graduations and a large white marking spot. Available with your choice of cap styles: the advanced CentriStar cap or the original plug seal cap. 95 kPA (14 psi) pressure tested – plug seal cap only. Simplify your workflow with: Color bands visually identify samples; Hazardous materials ... Corning is one of the world’s leading innovators in materials science. For more than 160 years, Corning has applied its unparalleled expertise in specialty glass, ceramics, and optical physics to develop products that have transformed people’s lives. When Corning invented low-loss optical fiber more than 50 years ago, it began a telecommunications revolution that continues to shape the world. And since that time, we have been on the leading edge of optical technology, developing solutions for the networks of today and tomorrow. Learn more about Corning’s contributions to optical fiber ...

Corning ® Viridian™ Vials, externally coated Type 1 borosilicate vials, are a drop-in solution made with 20% less glass material, enabling up to a 30% reduction in Cradle to Gate, Scope 3 emissions. Viridian Vials can protect product quality and boost filling line productivity – helping our customers increase production in a more .... Pratt

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Welcome to the Corning Optical Fiber Resource Center, where you will find a comprehensive library of available resources and materials. Whether you are interested in understanding the basics of optical fiber or need to know technical specifications for one of our products, you'll find it all here. If you have further questions about our optical ...The Corning Matribot bioprinter is the first benchtop bioprinter designed to handle Corning Matrigel matrix using a revolutionary cooling syringe printhead technology that allows you to biodispense 3D droplets or droplet arrays for organoid applications. The system also allows you to bioprint layered geometries with various other extracellular ... When Corning invented low-loss optical fiber more than 50 years ago, it began a telecommunications revolution that continues to shape the world. And since that time, we have been on the leading edge of optical technology, developing solutions for the networks of today and tomorrow. Learn more about Corning’s contributions to optical fiber ... The Corning LSE Mini Microcentrifuge is a personal bench top instrument that quickly spins down micro-samples at a fixed speed of 6,000 rpm (2,000 x g), an ideal range for bringing small droplets to the bottom of the tubes for micro-filtrations or as basic separations.An ultra-low-loss, large-effective-area fiber for advanced-performance submarine SDM systems. Compliant to ITU-T Recommendation G.654.D and available in a smaller, 200 µm coating diameter. Introducing the latest innovation in Corning’s subsea portfolio, a 125 µm 2 effective area with lowest loss. Corning offers the most complete line of connectors and factory-terminated cables, from single-fiber patch cords to high-fiber-count assemblies. As the industry’s leading supplier of cable assemblies, Corning’s state-of-the-art manufacturing process ensures unsurpassed connector performance with products that meet or exceed all industry ... Welcome to the Corning Optical Fiber Resource Center, where you will find a comprehensive library of available resources and materials. Whether you are interested in understanding the basics of optical fiber or need to know technical specifications for one of our products, you'll find it all here. If you have further questions about our optical ... Enabling the World to Breathe Easier with Environmental Technologies. We create world-class ceramic substrates and particulate filters that form the core of emission control systems – from light-duty passenger cars to heavy-duty trucks, and construction equipment. These emission control products deliver consistent, reliable, and durable ...As part of Corning’s comprehensive portfolio of life science products, Corning’s extensive line of Media, Sera, Water, and Reagents provides the vital support your research, development, and production efforts need to continue making life changing discoveries. Your Favorites are Back in Stock. Plan ahead and stock up on the high-demand ... The Corning Matribot bioprinter is the first benchtop bioprinter designed to handle Corning Matrigel matrix using a revolutionary cooling syringe printhead technology that allows you to biodispense 3D droplets or droplet arrays for organoid applications. The system also allows you to bioprint layered geometries with various other extracellular ... Corning 15 mL centrifuge tubes feature black printed graduations and a large white marking spot. Available with your choice of cap styles: the advanced Corning CentriStar™ cap or the original plug seal cap. Sterile. RNase-/DNase-free. Nonpyrogenic. 95 kPA (14 psi) pressure tested – plug seal cap only. PP = polypropylene, PET = polyethylene ... Corning offers a wide variety of Research and Development (R&D) roles, from ceramics technician to molecular scientist and almost everything in between. Through our sustained investment in R&D, we have built more than 165 years of knowledge in materials science and process engineering. We invent and make the components that enable high ...Regarded as the most powerful Google phone yet, the Google 7 Pro is designed, front and back, with tough, scratch- and drop-resistant Corning® Gorilla® Glass Victus®. Join us for this exploration of how Corning Automotive Glass Solutions, such as AutoGrade™ Gorlla Glass, are helping to shape the future of Automotive design. Welcome to the Corning Optical Fiber Resource Center, where you will find a comprehensive library of available resources and materials. Whether you are interested in understanding the basics of optical fiber or need to know technical specifications for one of our products, you'll find it all here. If you have further questions about our optical ... .

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