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Supplier: Changchun Yutai Optics Co., Ltd.
Description: Calcium Fluoride (CaF2) crystals, which are resistant to mechanical and thermal shocks, have transmittance in the UV, VIS and IR. Yutai Optics recommends using single crystal calcium fluoride to make lenses. What is the refractive index of CaF2? Calcium fluoride is the inorganic
- Surface Flatness: λ/4
- Surface Quality: 40-20 Scratch / Dig
- Materials: Calcium Fluoride
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Supplier: Changchun Yutai Optics Co., Ltd.
Description: Calcium fluoride has low fluorescence radiation and is a material for UV photodetectors, UV lasers and UV optical systems. Yutai Optics recommends single crystal calcium fluoride for lenses. Applications of CaF2 lenses 1. Laser technology； 2. Thermal imaging systems, infrared sensors, and
- Surface Flatness: λ/4
- Surface Quality: 40-20 Scratch / Dig
- Materials: Calcium Fluoride
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Supplier: EKSMA OPTICS
Description: These simplest form lenses have flat surface on one side and spherical surface on the other. They are widely used in telescopes, microscopes, collimators, optical transceivers, magnifiers, condenser systems and eyepieces. Plano convex lens made of BK7, UV FS (UV grade Fused Silica),
- Focal Length: 25 to 1,000.0000000000001 mm
- Diameter / Length: 12.700000000000001 to 25.400000000000002 mm
- Center Thickness: 2.1 to 7.900000000000001 mm
- Length: 12.700000000000001 to 25.400000000000002 mm
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Description: stringent inspection procedure to ensure that the actual parameters of the lenses comply with our published specifications. Our CaF2 Plano concave lenses (standard) have diameters ranging from 12.7mm to 25.4mm and focal lengths ranging from -18mm to -500mm. These stock CaF2
- Diameter / Length: 12.700000000000001 to 25.400000000000002 mm
- Surface Flatness: λ/4
- Lens Application: Infrared, Ultraviolet
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Description: etc. Plano-convex (PCX) Lens is an optical lens with one plane face, one convex face, and a positive focal length, utilized for collecting, focusing collimated lights, collimating lights from a point source, or reducing the focal length of a lens group. Compared to Biconvex
- Diameter / Length: 12.700000000000001 to 25.400000000000002 mm
- Surface Flatness: λ/4
- Lens Features: Antireflection Coating
- Materials: Calcium Fluoride
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Supplier: Changchun Sunday Optics Co., Ltd.
Description: Monocrystalline silicon is an infrared material with excellent cost performance.It can be divided into Transmissive Grade and Mirror Grade.As a transmittance material, ocZ-SI is widely used in the mid-infrared (1-6um) band, and the infrared transmittance is more than 50%. Monocrystalline silicon
- Diameter / Length: 3 to 280 mm
- Surface Flatness: λ/10
- Surface Quality: 40-20 Scratch / Dig
- Lens Application: Infrared
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Supplier: Changchun Sunday Optics Co., Ltd.
Description: Monocrystalline silicon is an infrared material with excellent cost performance.It can be divided into Transmissive Grade and Mirror Grade.As a transmittance material, ocZ-SI is widely used in the mid-infrared (1-6um) band, and the infrared transmittance is more than 50%. Monocrystalline silicon
- Diameter / Length: 3 to 280 mm
- Surface Flatness: λ/10
- Surface Quality: 40-20 Scratch / Dig
- Lens Application: Infrared
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Description: stringent inspection procedure to ensure that the actual parameters of the lenses comply with our published specifications. Our CaF2 Plano concave lenses (standard) have diameters ranging from 12.7mm to 25.4mm and focal lengths ranging from -18mm to -500mm. These stock CaF2
- Focal Length: -500.00000000000006 mm
- Diameter / Length: 25.400000000000002 mm
- Surface Flatness: λ/2
- Surface Quality: 80-50 Scratch / Dig
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Description: stringent inspection procedure to ensure that the actual parameters of the lenses comply with our published specifications. Our CaF2 Plano concave lenses (standard) have diameters ranging from 12.7mm to 25.4mm and focal lengths ranging from -18mm to -500mm. These stock CaF2
- Focal Length: -200 mm
- Diameter / Length: 25.400000000000002 mm
- Surface Flatness: λ/2
- Surface Quality: 80-50 Scratch / Dig
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Supplier: Knight Optical (UK) Ltd
Description: Calcium Fluoride (CaF₂) is commonly used for optics looking at the IR and UV spectrums and has a very low change in refractive index with wavelength. It shares similar optical properties with Barium Fluoride although it has a transmission that is 2.5µm less into the infra-red. Calcium Fluoride is
- Focal Length: -47.2 mm
- Diameter / Length: 0.20000000000000004 mm
- Surface Quality: 60-40 Scratch / Dig
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Supplier: Knight Optical (UK) Ltd
Description: Calcium Fluoride (CaF₂) is commonly used for optics looking at the IR and UV spectrums and has a very low change in refractive index with wavelength. It shares similar optical properties with Barium Fluoride although it has a transmission that is 2.5µm less into the infra-red. Calcium Fluoride is
- Focal Length: 28.900000000000002 mm
- Diameter / Length: 0.20000000000000004 mm
- Center Thickness: 0.20000000000000004 mm
- Edge Thickness: 0.30000000000000004 mm
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Supplier: Knight Optical (UK) Ltd
Description: Calcium Fluoride (CaF₂) is commonly used for optics looking at the IR and UV spectrums and has a very low change in refractive index with wavelength. It shares similar optical properties with Barium Fluoride although it has a transmission that is 2.5µm less into the infra-red. Calcium Fluoride is
- Focal Length: -93.2 mm
- Diameter / Length: 0.20000000000000004 mm
- Surface Quality: 60-40 Scratch / Dig
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Supplier: Knight Optical (UK) Ltd
Description: Calcium Fluoride (CaF₂) is commonly used for optics looking at the IR and UV spectrums and has a very low change in refractive index with wavelength. It shares similar optical properties with Barium Fluoride although it has a transmission that is 2.5µm less into the infra-red. Calcium Fluoride is
- Focal Length: 141.00000000000003 mm
- Diameter / Length: 0.20000000000000004 mm
- Surface Quality: 60-40 Scratch / Dig
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Supplier: Changchun Sunday Optics Co., Ltd.
Description: absorption coefficient and high thermal stability, good thermal shock resistance. -Coating Available：2-3um,3-10um,4-12um,10.6um APPLICATION OF ZNSE -ZnSe Lens is used in the field of spectral analysis, laser optics, astronomy, medical instruments, infrared night vision, thermal imaging,
- Diameter / Length: 3 to 280 mm
- Surface Flatness: λ/10
- Surface Quality: 40-20 Scratch / Dig
- Lens Application: Infrared
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Supplier: Changchun Yutai Optics Co., Ltd.
Description: Calcium Fluoride has good performance at optical and thermo-mechanical properties, it can be used for optical windows, spherical lens, prisms and cylinders within a wide range from 130nm to 9μm. It has optical properties of isotropy, low absorption and low refractive index, which made
- Materials: Calcium Fluoride
- Lens Application: Infrared
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Supplier: Shanghai Optics
Description: A CaF2 window is an optical window made of crystalline calcium fluoride. These windows are versatile, environmentally stable and resistant to laser damage, and they exhibit a high, stable transmission from 200 nm to about 7 μm. Shanghai Optics produces high quality custom CaF2 windows
- Window Material: Calcium Fluoride
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Supplier: Edmund Optics Inc.
Description: Greater than 90% Transmission from 350nm-7μm Low Index of Refraction Calcium Fluoride is often used in spectroscopic windows and lenses due to its high transmission from 350nm to 7μm. Calcium Fluoride is also commonly found in cryogenically cooled thermal imaging systems. Its low absorption and
- Diameter / Length: 25.400000000000002 mm
- Surface Quality: 60-40 Scratch / Dig
- Features: Other
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Supplier: Edmund Optics Inc.
Description: Greater than 90% Transmission from 350nm-7μm Low Index of Refraction Calcium Fluoride is often used in spectroscopic windows and lenses due to its high transmission from 350nm to 7μm. Calcium Fluoride is also commonly found in cryogenically cooled thermal imaging systems. Its low absorption and
- Diameter / Length: 25.400000000000002 mm
- Surface Quality: 60-40 Scratch / Dig
- Materials: Calcium Fluoride
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Supplier: UNI OPTICS(Fujian) Co., Ltd
Description: Calcium Fluoride windows and lenses for UV and IR spectrum. Custom made CaF2 windows, CaF2 lenses and wedges according to customer's specifications. CaF2 windows up to 220mm diameter; CaF2 wedges, prisms and CaF2 mirrors; Excimer CaF2 optics, Raman grade
- Diameter, Square Side, or Rectangular Length: 4 to 38.1 mm
- Surface Quality: 60-40 Scratch / Dig
- Windows Features: Antireflective
- Window Material: Calcium Fluoride
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Supplier: Changchun Sunday Optics Co., Ltd.
Description: Monocrystalline silicon is an infrared material with excellent cost performance.It can be divided into Transmissive Grade and Mirror Grade.As a transmittance material, ocZ-SI is widely used in the mid-infrared (1-6um) band, and the infrared transmittance is more than 50%. Monocrystalline silicon
- Diameter / Length: 3 to 280 mm
- Surface Flatness: λ/10
- Surface Quality: 40-20 Scratch / Dig
- Lens Application: Infrared
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Supplier: Edmund Optics Inc.
Description: Greater than 90% Transmission from 350nm-7μm Low Index of Refraction Calcium Fluoride is often used in spectroscopic windows and lenses due to its high transmission from 350nm to 7μm. Calcium Fluoride is also commonly found in cryogenically cooled thermal imaging systems. Its low absorption and
- Diameter / Length: 25.400000000000002 mm
- Surface Quality: 60-40 Scratch / Dig
- Materials: Calcium Fluoride
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Supplier: Safety Glasses USA
Description: The TNT from Elvex is a low cost safety glasses that does not compromise style or comfort. Features: The new TNT from Elvex features a one piece lens-frame design. Straight back cushioned temple arms provide a comfortable fit for extended wear. Hard Coated polycarbonate lens. 99.9% UV
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Supplier: Safety Glasses USA
Description: Features: The Xenon is a very lightweight safety glass. Stylish looks with a comfortable fit will ensure worker acceptance. Soft rubber nose bridge and colorful rubber temple inserts. 99.9% UV protection. Lens Color: Clear - General purpose with impact protection and maximum visibility.
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Supplier: HG Optronics, Inc.
Description: Calcium Fluoride windows and lenses for UV and IR spectrum. Custom made CaF2 windows, CaF2 lenses and wedges according to customer's specifications. CaF2 windows up to 220mm diameter; CaF2 wedges, prisms and CaF2 mirrors; Excimer CaF2 optics, Raman grade
- Diameter, Square Side, or Rectangular Length: 220 mm
- Parallelism or Wedge Angle: 3 arcmin
- Surface Flatness: λ/4
- Surface Quality: 60-40 Scratch / Dig
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Supplier: HG Optronics, Inc.
Description: is perpendicular to the [001] axis) high quality CaF2 windows for continuum generation. CaF2 windows cut along a random orientation and polycrystalline CaF2 windows are also available. In addition, we can also produce other types of window crystals like YAG crystals, BaF2,
- Diameter: 7.086618 inch
- Refractive Index: 1.2299 to 1.4951 n
- Surface Quality: 20-10 Scratch / Dig
- Optical Application: Infrared, Ultraviolet
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Supplier: Newport MKS
Description: The LT20-F Focusing Tube allows axial translation of one group of lenses relative to another. The focusing tube is simply a lens tube with a longer external thread and a locking nut. Provided in 2 inch diameter, the focusing tube screws into the internal threads of a standard lens tube
- Diameter, Square Side, Rectangular Length, or Elliptical Major Axis: 50.800000000000004 mm
- Mount Type: Lens Holder
- Features: Other
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Supplier: DigiKey
Description: LENS RND CLEAR ADHESIVE
- Color: Clear
- Lens Style: Domed
- LED Hardware: LED Lens
- Features: Other
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Supplier: EKSMA OPTICS
Description: Barium fluoride (BaF2) is used for optical windows, prisms and lenses transmitting from ultraviolet into infrared, it can be used as infrared laser window or lens. BaF2 is recommended for use as a vacuum ultraviolet window where high radiation resistance is required. BaF2 is less soluble than
- Focal Length: 25 to 1,000.0000000000001 mm
- Diameter / Length: 12.700000000000001 to 25.400000000000002 mm
- Length: 12.700000000000001 to 25.400000000000002 mm
- Surface Flatness: λ/4
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Supplier: CRYSTECH, Inc.
Description: CRYSTECH is dedicated to manufacturing high precision spherical lens for solid-state leaser systems. We have over 20 years of experience in lens manufacturing, design, and coating. We provide these lenses with the material of BK7, fused silica, sapphire, CaF2, ZnSe(ZnS) and
- Surface Flatness: λ/2, λ/4
- Materials: BK7 Glass, Calcium Fluoride, Sapphire, UV Grade Fused Silica, Zinc Selenide
- Lens Form: Concave-Concave, Convex-Convex, Plano-Concave, Plano-Convex
- Features: Cylindrical Lens, Meniscus
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Description: A cylindrical lens is typically used to focus, condense or expand incoming light. A cylindrical lens has one cylindrical surface, causing light to be focused in a single dimension or axis. It can also be used to expand the output of a laser diode into a symmetrical beam. ICC supply
- Diameter / Length: 1.2000000000000002 to 350 mm
- Length: 1.2000000000000002 to 350 mm
- Materials: BK7 Glass, Calcium Fluoride, UV Grade Fused Silica
- Lens Form: Concave-Concave, Convex-Convex, Plano-Concave, Plano-Convex
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Supplier: Newport MKS
Description: The LT05-F Focusing Tube allows axial translation of one group of lenses relative to another. The focusing tube is simply a lens tube with a longer external thread and a locking nut. Provided in 1/2 inch diameter, the focusing tube screws into the internal threads of a standard lens
- Diameter, Square Side, Rectangular Length, or Elliptical Major Axis: 12.700000000000001 mm
- Mount Type: Lens Holder
- Features: Other
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Supplier: Newport MKS
Description: The LCM-2 Self-Centering Lens Mount reliably centers and securely holds 0.125 to 2.375 inch diameter round optics and cylindrical objects. It is particularly useful when different-sized lenses must be interchanged while keeping the optical axis height constant. Model LCM-2 accommodates optics
- Diameter, Square Side, Rectangular Length, or Elliptical Major Axis: 3.2000000000000006 to 60.300000000000004 mm
- Maximum Thickness: 3 to 6.7299999999999995 mm
- Mount Type: Lens Holder
- Features: Other
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Supplier: ECOPTIK (CHANGCHUN) LTD
Description: technically more difficult to manufacture than spherical or flat lenses which is why BRD Optical use state-of-the-art polishing techniques alongside stringent lens assessment to manufacture each lens. A cylindrical lens is typically rectangular, square or circular and of either
- Diameter / Length: 2 to 200 mm
- Length: 2 to 200 mm
- Surface Flatness: λ/10, λ/2, λ/4, λ/5, λ/8
- Surface Quality: 40-20 Scratch / Dig, 60-40 Scratch / Dig
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Supplier: CeNing Optics Co., Ltd.
Description: CeNing Optics specializes in manufacturing high precision optical components, including optical lenses, prisms, beam splitters, waveplates, polarizers, interference filters, laser mirrors, BBO crystals, achromatic lenses, cylindrical lenses, and CaF2 windows. CeNing Optics produces optical
- Focal Length: -20.000000000000004 to -250.00000000000003 mm
- Diameter / Length: 12.700000000000001 to 25.400000000000002 mm
- Diameter: 12.700000000000001 to 25.400000000000002 mm
- Center Thickness: 2 mm
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Supplier: Newport MKS
Description: The CKIT-2-P Introductory Cylindrical Lens Set is an uncoated lens set containing 5 lenses. Newport's cylindrical lens sets provide a selection of research quality plano-convex and plano-concave lenses in convenient focal lengths from -200 to 300 mm. All lenses are edge marked
- Materials: BK7 Glass
- Features: Cylindrical Lens, Other
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): Abbe number: low (about 95.3), a high dispersion material. Refractive index: low (about 1.43 in the visible range). Transparent range: from UV to IR, especially excellent in the UV region. What are the advantages of triplet achromatic lenses made of CaF2 and fused (read more)
Browse Optical Lenses Datasheets for Changchun Yutai Optics Co., Ltd. -
Melting point: 1263°C Boiling point: 2260°C Solubility: insoluble in water, slightly soluble in acids, insoluble in alcohols and ethers. What is the molding process for hot pressing MgF2? Hot Pressing is the process of sintering and molding powdered materials at high temperatures and pressures at the same time. (read more)
Browse Optical Lenses Datasheets for Changchun Yutai Optics Co., Ltd. -
Sulfide (ZnS) Silicon (Si) Sapphire (Al2O3) Calcium Fluoride (CaF2) Cadmium Telluride (CdTe) – as needed for specialized applications How to Select the Right Infared Lens Lens (read more)
Browse Optical Lens Assemblies Datasheets for Avantier Inc. -
Material BK7, CaF2, Cleartran, Fused Silica, MgF2, Germanium etc Diameter 2~500mm Thickness >1mm (read more)
Browse Optical Lenses Datasheets for Avantier Inc. -
- Factory standard features: Diameter range of 2-50mm Scratch & Dig of 20/10 Sphericity of 0.05mm Surface Quality of 40-20 Diameter Tolerance of +/-0.05mm - Selection based on numerical aperture for fiber optics coupling - Common materials used: UV grade fused silica, sapphire, and BK7 (read more)
Browse Optical Lenses Datasheets for Avantier Inc. -
(mm? Coating Focus lens Laser Grade CVD ZnSe 12 25.4/38.1/50.8/ 63.5/ 76.2/ 101 (read more)
Browse Optical Lenses Datasheets for Changchun Yutai Optics Co., Ltd. -
Applications of monocrystalline silicon lenses 1. Infrared optics: monocrystalline silicon is typically used as a substrate for 3-5 μm mid-wave infrared optics windows and optical filters. 2. Laser mirrors: monocrystalline silicon is (read more)
Browse Optical Lenses Datasheets for Changchun Yutai Optics Co., Ltd. -
, poor thermal stability. Applications of monocrystalline silicon lenses 1. Infrared optics: monocrystalline silicon is typically used as a substrate for 3-5 μm mid-wave infrared optics windows and optical filters. 2. Laser (read more)
Browse Optical Lenses Datasheets for Changchun Yutai Optics Co., Ltd. -
Custom CPV lens arrays as silicone-on-glass hybrid (SOG) Weather resistant and customizable in dimenions up to 1 m². Array dimensions and Fresnel lenses can be tailored to your solar module. ORAFOL Fresnel Optics is a key player in the CPV module market for more than a decade and can assist you in your development process. (read more)
Browse Fresnel Lenses Datasheets for ORAFOL Fresnel Optics GmbH -
spherical, cylindrical, meniscus, aspherical, plano-concave, concave-convex, and plano-convex forms. Offered in various diameters, thicknesses, focal lengths, and configurations. CO2 laser lenses are typically supplied uncoated for performance; coatings are (read more)
Browse Optical Lenses Datasheets for Avantier Inc.
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EETimes.com | Electronics Industry News for EEs & Engineering Managers
this week bolstered optimism about the prospects of 157-nm exposure tools because new information suggests intrinsic birefringence effects in calcium fluoride (CaF2) lens material can be managed, said International Sematech, which hosted the event. ESS rolls out single-chip DVD solution FREMONT, Calif
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EETimes.com | Electronics Industry News for EEs & Engineering Managers
awarded a contract by International Sematech to develop a measurement system that characterizes a major lens-aberration problem in 157-nm lithography tools. The proposed instrument will characterize and measure intrinsic birefringence in calcium fluoride (CaF2) materials in 157-nm tools. In May
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Fast camera objective designs for spectrograph of Mont Megantique telescope
The other 3 positive CaF2 lenses are used to undertake about more than 50 % power of the objective, and the correction of spherical aberrations, coma and astigmatism is obtained by varying the shapes of the lenses and the air space.
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Principles of Lithography
Fortunately, the birefringence in CaF2 can largely be corrected by using different [111] oriented CaF2 lens elements with their crystallographic axes rotated 60 deg relative to each other, and also by including pairs of elements100 of oriented material (the two elements in …
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Chemistry and Lithography
CaF2 has negligible intrinsic birefringence at long wavelengths, but at 193 nm and 157 nm, has appreciable birefringence.132 Remarkably, the bire- fringence of CaF2 can be easily corrected by using different [111]-oriented CaF2 lens elements with their crystallographic axes rotated …
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Test results of high-precision large cryogenic lens holders
The results of the analytical calculations led to the AR design illustrated in Figure 1-3, where the AR of the CaF2 lens is presented as an example.
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To PLAnetary Transit or not? An extremely large field of view camera with a CaF2 component tested in thermo-vacuum
We show how the CaF2 lens uneventfully succeeded to all the tests and handling procedures, and discuss the main results of the very intensive test campaign of the PLATO Telescope Optical Unit prototype.
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Analytic results for high-precision and cryogenic lens holders
With respect to the high sensitivity of the CaF2 lens , an alternative adaption ring design concept called “Fence” has been defined, which is illustrated in the following figure.
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Fabrication of microlens arrays in CaF2 by ion milling
Figure 10 illustrates the profiles of the resist lenses and the CaF2 lenses .
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Status of Elmer: an instrument for the GTC 10-m telescope
The second decision was to design and build in parallel an alternative field lens due to the advice of potential problems of breakage during manufacturing or even at the telescope with such a large CaF2 lens (see Section 4).
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Status of 157-nm optical lithography
The 111 oriented CaF2 lens material crystal axis along the lens axis has a trifold symmetry of its optical anisot- ropy, and the 100 material has four-fold symmetry.5 Op- tical design calculation revealed that clocking of pairs of lens elements …
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Copper Interconnect Technology
Figure 4.26 illustrates the experimental set up for a 157 nm-exposure system with four CaF2 lenses each measuring 2 × 4 cm2 in cross-section and 8 cm in length and are mounted on a sample holder inside a vacuum …