Infrared Germanium Silicon Aspherical Lenses

  • Germanium Infrared (IR) Aspheric Lenses | Edmund

    Our TECHSPEC® Germanium Infrared (IR) Aspheric Lenses provide diffraction limited focusing performance over a broad spectral range in the Mid- and Long Wave infrared regions. Ideal for monochromatic light sources, such as quantum cascade lasers, these lenses offer a high performance alternative to standard plano-convex lenses.

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  • Germanium Lens-Germanium spherical lens

    2017-10-21 · Aspheric and Diffractive lens; Diameter 5mm-300mm; Center thickness 1-40mm; Dimension tolerance +/-0.03mm; Scratch-Dig 60-40; Surface accuracy P-V(um) 0.3

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  • Germanium Lenses | A. Optical Components LTD

    2019-1-15 · Silicon features a Knoop hardness of 1150, making Silicon Optical Components harder, less brittle alternatives to comparable Germanium Optical Components. GIAI Optics features a wide variety of Silicon Optical Components, including optical lenses, optical filters, or windows.

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  • Aspherical Lenses - optical components,laser accesary

    Germanium (Ge) Optics is applied in various Infrared (IR) systems. Its two most notable properties, which are its high index of refraction and its low optical dispersion make it very applicable for use in wide-angle camera lenses, microscopy, and in the optical fiber industry, which used up 60% of the annual germanium yield in 2002.

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  • Germanium Lens, Ge Lenses, Germanium Optics

    Because silicon is a low density material, these lenses are also ideal for weight-sensitive systems, such as those found in many defense applications. Germanium Infrared (IR) Aspheric Lenses provide diffraction limited focusing performance over a broad spectral range in the Mid- and Long Wave infrared …

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  • Germanium lenses for MWIR and LWIR thermal

    Germanium is mainly used in the thermal imaging system and infrared (FLIR) field. It is critical that the surface of the material has a promising finish and good transmittance. Hyperion Optics provides 40-20 surface quality Ge lenses as factory standard products, with up to 1/4 lambda in surface accuracy.

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  • Silicone Lenses, Si Lenses, Silicon Lens

    Germanium lenses (Ge lenses) is commonly used in IR imaging systems typically operating in the 2 µm to 16 µm spectral range, covers the LWIR (8-12μm) and MWIR (3-5μm) thermal imaging wavelength range. Germanium has the highest refractive index of commonly available IR-transmitters and has low optical dispersion. This makes it desirable in aspects of lens design where its refractive index ...

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  • IR Lenses – IR Lens – Infrared Lenses – Infrared Lens

    Silicon lenses are normally used in the 2-7µm range, ideal element for IR LED applications, high thermal conductivity and low weight are considered as critical features in boeth IR and FTIR systems with refractive index 3.4 throughout the range.

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  • Silicon - optical components,laser accesary

    Silicon crystals are ideal for IR applications with good transmittance from 1.2 to 7.0μm. Silicon has a low 2.329 g/cm3 density which is half the density of Germanium, making it ideal for weight sensitive applications. Silicon's price is much better compared with Germanium. Many military brand company choose Yutai's Silicon lens or windows.

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  • Infrared Glasses, Infrared Opticsn Lens

    2018-7-25 · We work on a wide range of infrared materials that covers almost full infrared spectrum. Spoptic supplies Zinc Selenide, Zinc Sulfide, Silicon, Germanium, Gallium Arsenide, and Calcium Fluoride, Barium Fluoride as well as Chalcogenide spherical lenses and aspherical lenses. We use laser based edging device to control MWIR and LWIR lenses’ decenter deviation, and test on reflective …

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  • Infrared Lenses Suppliers | Photonics Buyers' Guide

    Manufacturer of coated and uncoated lenses, optical windows, prisms, mirrors and electronic substrates for lasers and analytical instruments. Materials include sapphire, quartz, BK 7 and other common laser glasses, germanium, silicon, zinc selenide, zinc sulfide, fluorides and …

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  • Infrared Lenses - optical components,laser accesary

    Infrared CaF2(Calcium Fluoride) Plano-Convex Lenses are ideal for demanding applications that require superior performance from the ultraviolet through the mid-wave infrared spectra.Calcium Fluoride PCX Lenses'low refractive index, high laser damage threshold, and low axial and radial-stress birefringence are highly suitable for use with Excimer lasers or for integration into infrared systems.

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  • Aspheric Lens - Jiaozuo Commercial Finewin Co., Ltd. -

    China Aspheric Lens catalog of Znse (Zinc selenide) Aspheric Lens, Optical Glass Aspheric Lenses for Flashlight, for Camera provided by China manufacturer - Jiaozuo Commercial Finewin Co., Ltd., page1.

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  • Micro grooving on single-crystal germanium for

    2005-8-19 · Single-crystal germanium is an important infrared optical material, which has very high permeability and high refractive index in the wavelength range of 2–14 µm. Thus, it is an excellent substrate material for infrared lenses with extensive applications in thermal imaging systems, dark-field optical instruments, astronomical telescopes and ...

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  • Umicore GASIR®1 Infrared Transmitting Glass

    2019-5-21 · diffractive lenses, GASIR® improves system performance while simultaneously reducing cost. GASIR®1 is an industry standard amongst the chalcogenide glasses. Combining good mechanical properties with excellent optical proper-ties and moldability, it has proven its value in the field by being the material of choice for over 1,000,000 lenses.

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  • Aspheres with best imaging properties | asphericon

    Aspheres have much better imaging properties than spherical lenses thanks to the surface geometry that deviates from a sphere. The main benefit is the ability to correct spherical aberrations. The total number of optical elements in an optical system can be reduced by using an aspheric lens .

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  • Optical Lenses - Thorlabs

    Thorlabs' extensive line of optical lenses includes spherical, achromatic, aspheric, Powell, and cylindrical lenses, and are offered with or without antireflection coatings deposited on their surfaces. Substrate options include N-BK7, N-SF6, UV fused silica, calcium fluoride, magnesium fluoride, zinc selenide, germanium, and silicon. In addition, Thorlabs also offers Axicons and Air-Spaced ...

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  • Germanium Window,Germanium Glass,Germanium

    A pplication. Germanium (GE) is a chemically inert material, its range of transmission spectrum for 2-12um is a very commonly used in the infrared optical material, has the advantages of high hardness, good thermal conductivity, insoluble in water and other characteristics.

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  • Spherical and aspherical lenses for the IR

    2017-4-20 · Spherical and aspherical lenses for the IR Design, manufacturing and testing on customer´s specifications. High variety of geometries. Antireflection coatings. Benefits: Spherical and aspherical lenses are used in a broad range of infrared applications, especially in thermography, image acquisition and target recognition. In order to meet

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  • Spherical Lenses - Lenses - Optics - Products

    Bi-convex Spherical Lenses; Bi-concave Spherical Lenses; Aspherical Lenses. High Precision Aspheres; Aspheric Condenser Lenses; Achromatic Lenses; Cylindrical Lenses. Cylindrical Convex Lenses; Cylindrical Concave Lenses; Acylinders; Fly-Eye Lenses; Fresnel Lenses; Micro Lenses; Rod Lenses; Silicon Plano Convex Lens; IR Lenses; Axicons ...

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  • Germanium Ge Lens for Thermal Image DLC AR Coating

    Germanium Lenses Alkor Technologies Lenses Optics ... AR or DLC Coating: 8-12 µm; Manufacturer of custom germanium lenses. Germanium lenses for thermal imaging cameras infrared spectroscopy and remote sensing are available in any size and configuration. Antireflection coatings can be applied for 2 to 14 µm and 8 to 14 µm bands.

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  • China Ge Wafer Infrared Electric Temperature

    Germanium (Ge) window is widely used in infrared lenses, including military application and civil use. It is mainly used in airborne infrared lens, shipborne infrared lens, road-based infrared lens, car infrared lens, infrared gun aiming lens, helmet infrared len and handheld infrared lens, etc.; Civilian infrared ge window is mainly used in various surveillance cameras, night-assisted pilots ...

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  • MHB Optics Co., Ltd - Bring light to your technology ...

    High transmission for deep UV to infrared applications. CZ Silicon. 0.120~100.0um. Moderate. High thermal conductivity and low density, excellent for infrared applications. Germanium. 1.900~17.00um. High. Excellent for infrared applications

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  • Edmund Optics Inc. USA Asia Europe Infrared capabilities

    2017-12-11 · their infrared sensors. Infrared Achromatic Lenses Diameter Focal Lengths Coating MWIR Achromatic Lenses 30mm 40, 50, 60, 75mm 3-5µm AR LWIR Achromatic Lenses 30mm 40, 50, 60, 75mm 8-12µm AR gErmANIUm plANO-CONvEx (pCx) lENSES INF rArEd AChr OmAtIC lENSES CAlCIUm FlUOrIdE (CaF 2) lENSES ZINC SElENIdE (ZnSe) lENSES SIlICON plANO-CONvEx (pCx ...

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  • Micro grooving on single-crystal germanium for

    Micro grooving on single-crystal germanium for infrared Fresnel lenses The future work is along two directions: one is to explore the machinability of micron-level Fresnel structures, and the

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  • Aspheres with best imaging properties | asphericon

    Aspheres have much better imaging properties than spherical lenses thanks to the surface geometry that deviates from a sphere. The main benefit is the ability to correct spherical aberrations. The total number of optical elements in an optical system can be reduced by using an aspheric lens .

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  • I P J M J. Micromech. Microeng. 15 (2005) 1925–1931

    fabrication of silicon wafers and infrared aspherical lenses of silicon [13, 14]. When fabricating a Fresnel lens, it is important to prevent the edges of the zone steps from microfracturing. One ...

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  • IR Lenses and Windows for Thermal Cameras |

    Stocked Germanium windows are available for fast delivery. Hangzhou Shalom EO provides lenses and optical products made from Germanium, ZnSe, chalcogenide, Silicon and sapphire, etc., with spherical or aspherical surfaces. SPDT techniques are used to make the aspherical lenses.

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  • Single Lenses for CO² Lasers

    These spherical single lenses are made of zinc selenide. In contrast to other optical materials for infrared wavelengths such as Ge (germanium) or Si (silicon), ZnSe lenses transmit some visible light, facilitating optical axis adjustment (alignment) of infrared laser systems using lower cost He-Ne lasers. Lenses intended for use with CO2 lasers have AR coatings.

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  • Optical Lenses - Optica

    Plano-Convex (PCX) Lenses( Silicon) : Silicon is a popular NIR material for the 1.2 to 7μm region due to its low cost and low density. Because of its low density (half that of Germanium or Zinc Selenide), Silicon is ideal for weight-sensitive applications, especially those in the 3 -5μm region.

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  • Infrared Optical Lenses | Engineering360

    2020-10-23 · Biconinc Lenses from II-VI INFRARED. Biconic lenses have two different radii on one surface. It is possible to make a biconic lens with spherical curves or aspheric curves, depending on the application and need to eliminate aberrations. Biconic lenses are used to produce an elliptically shaped focus or line focus. These lenses are also...

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  • Infrared CaF2 coated optical lens -

    The infrared optical elements produced by our company include infrared germanium lens infrared silicon lens zinc selenide lens infrared filter and so on. 1. The germanium lens USES the optical grade single crystal germanium as the base material and the new polishing technology is used for processing. Get Price; CaF2 Material - mt-optics.net

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  • Optical Coatings | Infrared Coatings

    2020-11-13 · infrared coating services between 2 and 12 microns, on substrates including germanium, silicon and other IR materials Our coating machines supply the best quality coating in terms of film hardness, laser damage threshold, and optical performance.

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  • Learn more about Aspheric Lenses | Shanghai Optics

    Advantages of Aspherical Lenses . Figure 2. Spherical aberration in focusing system. The most notable advantage of using an aspherical lens is the reduction in spherical aberration commonly seen in spherical lenses. Spherical aberration occurs when a lens is not capable of focusing all the incident light rays on the exact same point.

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  • Prediction of subsurface damage depth of ground brittle ...

    2019-6-2 · Abstract: In the manufacturing of infrared optics, grinding is usually used as a premachining process for generating aspherical lens figures on brittle materials such as germanium and silicon before diamond turning or polishing. However, microcracks will be generated in workpiece materials by the grinding process.

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  • Skight Optics Co., Ltd. - Optics,Prism, ball Lens ...

    2020-5-27 · Skight Optics Co., Ltd. Locate in the scientific research, economic and culture center of China, is a technology leading company in China in manufacture, research and development of laser, nonlinear and optical crystals. We have used internation

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  • Aspheric Optics and Systems | asphericon Products

    The comprehensive product range from asphericon offers a customized solution for your application. Discover a large number of user-specific elements as well as standardized aspheric optics in stock – from high-quality aspheres, axicons and aspheric cylinders through mirrors and reflectors to ultra-precise mounted optics.In addition asphericon offers the innovative BeamBox, a modular beam ...

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  • Infrared Lens Optics | Hangzhou Shalom EO |

    Hangzhou Shalom EO provides a variety of infrared lens optics products, which are made from Germanium, ZnSe, Sapphire, Silicon, MgF 2, Zns, BaF 2, CaF 2, GaAs and chalcogenide glass materials.Spherical and aspherical lenses with customized AR coating are available, our aspherical lenses are made by SPDT(single point diamond turning) techniques.

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  • Henan Kingopt Import & Export Co.,Ltd

    Aspherical lens . Manufacturing range: φ5~φ250mm. Materials: all kinds of optical glass and infrared materials (silicon germanium, crystal, etc.) Surface accuracy: PV<0.3μm. Surface quality: 20/10-40/20(MIL-0-13830A) 20/10-40/20(MIL-0-galloy thyperin 13830A) Production capacity: 2000pcs per …

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  • Low-cost uncooled IRFPA and molded IR lenses for

    Spherical, aspherical and asphero-diffractive lenses have been manufactured with very accurate surface precision. The performances are comparable to those of an optic made with aspherical germanium. This new glass named GASIR offers an alternative solution to germanium for thermal imaging, especially for medium and high volumes applications.

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  • IR Imaging: Thin silicon Fresnel lens enables

    A group of French researchers has designed and fabricated a type of small, thin silicon (Si) Fresnel lens that can simplify compact thermal infrared (IR) cameras and make them lower in cost. 1 Although the lens’ resolution is not superb, it is good enough to reveal the presence of a person and some general features. Potential applications for the imager include more affordable surveillance ...

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  • Design and fabrication of Si-HDPE hybrid Fresnel

    In this work, novel hybrid Fresnel lenses for infrared (IR) optical applications were designed and fabricated. The Fresnel structures were replicated from an ultraprecision diamond-turned aluminum mold to an extremely thin layer (tens of microns) of high-density polyethylene polymer, which was directly bonded onto a flat single-crystal silicon wafer by press molding without using adhesives.

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  • Infrared Optics

    2020-11-15 · Diamond Turning Capabilities. RMI understands that critical design considerations for high performance FLIR optical systems include savings in weight, space and cost. Infrared optical elements featuring aspheric lens surfaces boost the imaging performance and efficiency of optical system designs by allowing for the combination, and thereby reduction, of the number of optical elements while ...

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  • Optical Components, Lens Assembly, Optical Design ...

    2018-7-25 · We work on a wide range of infrared materials that covers almost full infrared spectrum. Spoptic supplies Zinc Selenide, Zinc Sulfide, Silicon, Germanium, Gallium Arsenide, and Calcium Fluoride, Barium Fluoride as well as Chalcogenide spherical lenses and aspherical lenses. Infrared Lenses

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  • Crystaltechno - optics, lasers, crystals (ZnSe, ZnS,

    2020-10-14 · Crystaltechno Ltd. offers a IR lenses design and manufacturing from Ge (Germanium) , Si (Silicon) and ZnSe (Zinc Selenide) for spectral range (3-5) and (8-12) microns. 15 April 2012 The optical polishing technology of leucosapphire (sapphire) domes in diameter 201 mm is debugged; sapphire domes Surface Quality S/D 80-50 is achieved. 31 March 2012

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  • DONGQIAO OPTICS

    Dongqiao Optics' manufacturing equipment expand our aspherical products' deliverability to LWIR applications, from high precision VIS imaging systems to infrared athermal lenses, we are able to process on optical glasses and infrared materials such as Germanium, Zinc Sulfide, Zinc Selenide, Calcium Fluoride, Chacolgenide glasses etc. Filters

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  • Aspheric Optics and Systems | asphericon Products

    The comprehensive product range from asphericon offers a customized solution for your application. Discover a large number of user-specific elements as well as standardized aspheric optics in stock – from high-quality aspheres, axicons and aspheric cylinders through mirrors and reflectors to ultra-precise mounted optics.In addition asphericon offers the innovative BeamBox, a modular beam ...

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