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Shanghai Rui Tai Photoelectric Technology Co.,Ltd

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  5. CVD Zinc Selenide/Zinc Selenide Lens/Zin
  • CVD Zinc Selenide/Zinc Selenide Lens/Zinc Selenide Windows/Znse Optical Window
  • CVD Zinc Selenide/Zinc Selenide Lens/Zinc Selenide Windows/Znse Optical Window
  • CVD Zinc Selenide/Zinc Selenide Lens/Zinc Selenide Windows/Znse Optical Window
  • CVD Zinc Selenide/Zinc Selenide Lens/Zinc Selenide Windows/Znse Optical Window
CVD Zinc Selenide/Zinc Selenide Lens/Zinc Selenide Windows/Znse Optical Window CVD Zinc Selenide/Zinc Selenide Lens/Zinc Selenide Windows/Znse Optical Window CVD Zinc Selenide/Zinc Selenide Lens/Zinc Selenide Windows/Znse Optical Window CVD Zinc Selenide/Zinc Selenide Lens/Zinc Selenide Windows/Znse Optical Window

CVD Zinc Selenide/Zinc Selenide Lens/Zinc Selenide Windows/Znse Optical Window

  • Product Item:RAY-LH042#
  • Znse Optical Material
  • Znse Optical Window
  • Optical Grade Zinc Selenide
  • Znse Material
  • CVD Zinc SelenideZinc Selenide LensZinc Selenide WindowsZnse Optical Window
    Inquiry Send Email

    Description

    General Introduction: CVD Zinc Selenide
    Chemically vapor deposited CVD Zinc Selenide is the material of choice for use as optical components in high powered CO2 lasers due to its low bulk absorption at 10.6 microns. Its index of refraction homogeneity and uniformity offers excellent optical performance for use as protective windows or optical elements in high resolution forward looking (FLIR) thermal imaging equipment. This material has also been used as small windows and lenses in medical and industrial applications, such as thermometry and spectroscopy.
    CVD Zinc Selenide is chemically inert, non-hygroscopic, highly pure, theoretically dense and easily machined. It has extremely low bulk losses due to absorption and scatter, has a high resistance to thermal shock and is stable in virtually all environments.
    Custom diameters, rectangles, CNC-profiled blanks, generated lens blanks, prisms and near-net shape domes can be made to your specifications.
    Products Name: CVD Zinc Selenide
    Alias: CVD Zinc Selenide, Zinc Selenide, Hellma Zinc Selenide, Hellma CVD Zinc Selenide, Hellma ZnSe, Hellma ZnSe materials, Hellma ZnSe IR materials, Zinc Selenide IR glass, ZnSe IR glass, ZnSe Optical Widnows, Hellma Zinc Selenide Infrared materials, ZnSe Infrared materials, etc.
    , etc.
    Main Characteristics:
    1).The chemical properties of CVD ZnSe Of Hellma matrials are inert;
    2). It has non hygroscopicity and high purity;
    3). Very compact and easy to machine;
    4). It has good absorption and scattering ability;
    5).The volume loss of this material is very low,
    6).It has high tolerance to thermal shock;
    7).It can maintain its stability under almost all environmental conditions.
    8).Round blanks and sheets are available in stock to meet your urgent needs
    Thermal Properties:
    Items Value
    Coefficient of Thermal Expansion
    [K-1] @273K 7.1 x 10-6
    [K-1] @373K 7.8 x 10-6
    [K-1] @473K 8.3 x 10-6
    [K-1] @273K 7.1 x 10-6
    [K-1] @373K 7.8 x 10-6
    [K-1] @473K 8.3 x 10-6
    Thermal conductivity
    [JK-1m-1s-1] @298K
    18
    Heat capacity
    [Jg-1K-1] @298K
    0.339

    Mechanical Properties:
    Items Value
    Hardness:
    Knoop, 50g load [kg mm-2] 110
    Vickers, 1kg load [kg mm-2]

    110
    112
    Flexural strength
    (modulus of rupture)
    4pt. loading [psi]
    4pt. loading [MPa]
    8 x 103
    55
    Fracture toughness
    (critical stress intensity
    factor, KIC values)
    [MPa m, Vickers, 100g]
    0.5
    Posssion's Ration u 0.343
    Young's modulus
    [psi]
    [GPa]
    9.75 x 106
    67.2
    Poisson's ratio 0.28
    Crystal structure Cubic
    Grain size 50-70um
    Density [g/cm-3] @298K 5.27
    Resistivity [ cm] ~1012
    Chemical purity [%] 99.9996

    Optical Properties:
    Items Value
    10% transmission
    limits (t=6mm)
    0.5μm - 22μm
    Index of refraction
    inhomogeneity (Dn/n)
    <3ppm @633nm
    Thermo-optic coefficient
    dn/dT (298-358K)
    K-1 @ 0.6328μm
    K-1 @ 1.15μm
    K-1 @ 3.39μm
    K-1 @ 10.6μm
    1.07 x 10-4
    7.0 x 10-5
    6.2 x 10-5
    6.1 x 10-5
    Bulk absorption coefficient
    cm-1 @ 1.3μm
    cm-1 @ 2.7μm
    cm-1 @ 3.8μm
    cm-1 @ 5.25μm
    cm-1 @ 10.6μm
    5.0 x 10-3
    7.0 x 10-4
    4.0 x 10-4
    4.0 x10-4
    5.0 x 10-4

    Main Applying Fields:
    Applying Fields: 1).High energy CO2 laser system
    2).High resolution forward looking infrared (fur)
    3).Protection window of thermal imaging equipment
    4).Small size windows and lenses for medical and industrial applications, such as thermometers and spectrometers.
    5). Evaporation source material
    *****

    Matching Custom Manufacturing Serivce:
    Including Moulding, CNC machining, Polishing, Particle beam processing, Magnetic flux conversion processing, Grinding, Coating, Lightweighting, Custom Shaping, Counterbores, Drilling & Coring, Edge & Bevel Polishing,3D Contouring, Bevels & Chamfers, Steps & Slots, Laser Cutting & Marking, Metrology & Inspection, Precision Pitch Polishing, Double-Sided Polishing, Optical Assembly, Measuring, etc.
    Matching processing equipments;
    1).Single side lapping and polishing machines
    2).Duble sided polishing machines
    3).Ring throwing machines
    4).DMG five-axis five-linkage spherical milling machine
    5).DMG ultrasonic machining center
    6).Super large scale gantry cnc machining center (2.0*2.0m)
    7).Super large scale surface grinder (1.6m*1.6m)
    8).CNC cutting machines
    9).Thin plate cleaning machines
    10).Ultrasonic trough cleaning machines
    11).Plane interferometers
    12).Two dimensional detectors
    13).Ion beam polishing machines
    14).Magnetorheological polishing equipments
    Main Cooperation Materials Manufacturers:
    CORNING, OHARA, SCHOTT, LEONI, AGC,HELLMA, NIKON,VITRON,C-LASER,ETC
    Main Export Countries & Areas:

    Usa, Uk, Japan, Germany, Spain, France, Swiss, Korea, Russia, Pakistan, India, Portugal, Canada, New Zealand, Australia, Saudi Arab, Turkey, Finland, Poland ,etc.

    Raytekoptics Extra value added services offered:
    1). Optical workcraft & process solution design;
    2). Rough processing raw materials;
    3). Semi finishing raw materials;
    4). Fabricate custom sizes and shapes;
    5). Design and supply custom coatings;
    6). Modify and resurface customer supplied materials;
    7). Drill holes, notch glass and provide beveled substrates;
    8). Precision polish optics with non-standard aspect ratios;
    Payment Method: by T/T or Western Union.
    Delivery time: 7-10 days.
    Quality Warranty: Ruitaiphotoelectric(Raytekoptics) offers quality warranty for our optics products with "3R" policy--return, replace & refund policy.
    For any inferior-quality products, Ruitaiphotoelectric(Raytekoptics) is responsible for return, replacement and refund.

    Inquiry Us






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