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cr39 prescription lenses coating 499 refractive index Photos Catalog - page 3 - ECeurope Market
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Automatic Limited Oxygen Index Loi TesterBuilding and facility maintenance and repair services - Qinsun Instruments (Shanghai) Co., Ltd. - China - March 28, 2023 - 200.00 Dollar US$astm d 2863, iso 4589-2 automatic limited oxygen index (loi) tester automatic limited oxygen index (loi) tester meets gb/t 2406, iso 4589-2 and astm d 2863 test standards. it is used to test the minimum oxygen concentration required to maintain the t...
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Tracking Index Test Apparatus For The Lighting EquipmentMeasuring and observing and testing instruments - Qinsun Instruments (Shanghai) Co., Ltd. - China - August 23, 2019 - 1.00 Dollar US$this machine is mainly used for the lighting equipment, low-voltage electrical appliances, household appliances, electrical appliances, electrical machinery, power tools, electronic equipment, electrical instruments, information technology equipment ...
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Critical Limiting Oxygen Index Test ApparatusMeasuring and observing and testing instruments - Qinsun Instruments (Shanghai) Co., Ltd. - China - September 27, 2019 - 1.00 Dollar US$this well-established test complies with a very wide range of national and international standards. it is widely used as a laboratory research tool to measure the comparative fr properties of different materials. this oxygen index tester is used to d...
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Guvb S11gs Ag02 1 Outdoor Uv Index MeterElectrical equipment and components - Shenzhen week Technology Ltd - China - April 24, 2018 - check with company for priceGUVB-S11GS-AG02.1 Outdoor UV Index Meter Features - Fixing method : Installation at the Pole - Power : AC110/240V 50/60 Hz - Display : 5 Color LED / GUVB-S11GS-AG02.1 Outdoor UV Index Meter Specifications - Size : 600 mm x 250 mm x 205 mm3 - Weight :...
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Tracking Index Test Apparatus To Evaluate LeakageMeasuring and observing and testing instruments - Qinsun Instruments (Shanghai) Co., Ltd. - China - January 4, 2018 - 1.00 Dollar US$tracking index test apparatus to evaluate leakage scope of application: tracking index tester to evaluate leakage resistance mainly used for the lighting equipment, low-voltage electrical appliances, household appliances, electrical appliances, elect...
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Meniscus LensesMeasuring and observing and testing instruments - CLZ Optical Co.,Ltd - China - July 11, 2019 - contact company for priceMeniscus Lenses UV grade Fused Silica meniscus lenses from CLZ Optics One side of meniscus lens is convex, another side is concave. It can be a convergent lens or a divergent lens, which is decided together by refractive index, curvature and radius. ...
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Sapphire LensesMachine made parts - Chongqing Zhaohong Technology Co.,Ltd - China - September 22, 2022 - contact company for priceSynthetic sapphire a- AI2O3≥99.99% The material should be free of defects such as bubbles and insoluble substance Fully meet user needs Specific specifications, dimensions and technical requirements can be processed according to client' s drawings or...
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Spherical LensesPhotographic and recording media - CLZ Optical Co.,Ltd - China - July 11, 2019 - contact company for priceCLZ Precision Optics offers a wide range of high quality Spherical lenses for a variety of applications, including Plano Convex Lenses, Plano Concave Lenses, Bi-convex Lenses, Bi-Concave Lenses, Meniscus Lenses, Spherical Mirrors and Achromatic Doubl...
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Leds LensesFibers and threads and yarns - tc optics - China - May 26, 2016 - 1.50 Dollar US$I’m Monica from Tian Cheng Optics Co.Ltd. We are manufacturer of optics. Our products including spherical lenses, cylinder lenses, windows, prisms, filters , crystal and mirror coating products and our new product cctv lenses. The material include op...
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Achromatic LensesMeasuring and observing and testing instruments - CLZ Optical Co.,Ltd - China - July 11, 2019 - contact company for priceAn achromatic lens, also referred to as an achromat, typically consists of two optical components cemented together, usually a positive low-index (crown) element and a negative high-index (flint) element. Due to the difference in refractive indices, ...
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Bi Convex LensesMeasuring and observing and testing instruments - CLZ Optical Co.,Ltd - China - July 11, 2019 - contact company for priceBi-Convex Lenses Fused Silica Precision Lenses for Solid State Laser applications UV Fused Silica Plano-Convex Lenses is a prime choice for lenses in use with Solid State Lasers due to its synthetic amorphous silicon dioxide of extremely high purity ...
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Iso 4589 2 Limited Limiting Oxygen Index TesterMeasuring and observing and testing instruments - Chongqing Gold Mechanical & Electrical Equipment Co.,Ltd - China - March 3, 2020 - 6000.00 Dollar US$Introduction: Limiting Oxygen Index Tester is designed according to ISO4589.1-2006, it applies to analysis the minimum oxygen concentration needed to maintain combustion of the sample when the sample is under under the test conditions specified in ox...
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Oxygen Index Test Apparatus Complies With Iso 4589Measuring and observing and testing instruments - Qinsun Instruments (Shanghai) Co., Ltd. - China - February 13, 2019 - 1.00 Dollar US$applications: this oxygen index tester is used to determine the lowest oxygen density that tested materials keep steady burning under oxygen and nitrogen mixed gas. testing standards: iso 4589-2, astm d2863, gb/t 2406, gb/t 5454 product information: ...
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Drk208 Plastic Melt Flow Index Tester PriceMeasuring and observing and testing instruments - Qinsun Instruments (Shanghai) Co., Ltd. - China - September 14, 2021 - 1.00 Dollar US$drk208 plastic melt flow index tester price product introduction drk208 series melt flow index is used to determine the melt mass-flow (mfr), the melt volume-flow rate (mfv)and the melt density of thermo resin, it is not only fit for the engineering ...
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Plano Convex LensesMeasuring and observing and testing instruments - CLZ Optical Co.,Ltd - China - July 11, 2019 - contact company for pricePlano-Convex Lenses Fused Silica Plano-Convex Lenses with 1064 nm Laser Line Antireflection V-Coating Fused silica Plano-Convex lenses are the best choice for focusing parallel rays of light to a single point.With AR coated fused silica Plano-Convex ...
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Semicircular Sapphire LensesMachine made parts - Chongqing Zhaohong Technology Co.,Ltd - China - October 20, 2022 - contact company for priceSynthetic sapphire a- AI2O3≥99.99% The material should be free of defects such as bubbles and insoluble substance Specific specifications, dimensions and technical requirements can be processed according to client' s drawings or design by our company...
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Plano Concave LensesMeasuring and observing and testing instruments - CLZ Optical Co.,Ltd - China - July 11, 2019 - contact company for pricePlano-Concave Lenses Plano Concave Lens, 40mm Dia. x -63.5mm FL, AR Coated R<0.25%@780nm, N-BK7 Lens The Plano-Concave Lens have one flat surface and one concave surface. They have a negative focal length and are used to diverge incoming light, or...
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Spherical Lenses SupplierMedical facility products - Changchun Hongsheng Optoelectronics Co.,Ltd. - China - January 23, 2025 - 1.00 Dollar US$How should I choose a spherical lens? Conjugate ratio, lens material, lens shape, radius of curvature, transmittance, wavefront aberration, scattered light, and type of coating are all characteristics that must be considered when selecting a spherica...
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Spherical Lenses ChinaIndustrial machine tools - SiChuan JUKA Optical Technology - China - July 25, 2022 - contact company for priceBiconvex Lens Custom Optical Lenses A biconvex lens means that both surfaces of the lens are convex. Its focal length is positive and mainly for the function of focusing. It is commonly used in imaging relay system and object imaging at finite conjug...
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Loi Limiting Oxygen Index Test Chamber For Combustible MaterialsMeasuring and observing and testing instruments - Qinsun Instruments (Shanghai) Co., Ltd. - China - October 25, 2019 - 1.00 Dollar US$while many designs of the loi test apparatus calculate oxygen index based on the flow of oxygen and nitrogen, the unit incorporates a paramagnetic oxygen analyzer for precise measurement of oxygen concentration without the need for calculations and f...