Ecvv Trade
Newsandgy Optronics, Inc.

China Manufacturer with main products: Optical components, C-Lens, Waveplates, Windows, Prisms, LN Wedges, YVO4 Wedges.

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Optical Windows

Supply Ability: 5,000 Piece/Pieces per Month
Shipping: 2-4weeks

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Place of Origin: Fujian in China


Optical Windows are used as a protective element between two environments and their impact on the passage of visible light s neutral. Our window products consist of BK7 window, CaF2 window, Float Glass window, Fused Silica window, Sapphire window. Varieties of sizes and coatings are available upon request.



Diameter Tolerance:  +0.0, -0.1mm
Thickness Tolerance:  +0.2mm/-0.2mm

Clear Aperture:  > 85%
Parallelism:  <1 arc minute
Surface Quality:  60-40 scratch and dig
Flatness:  λ/4 per 25mm @632.8nm
Wavefront Distortion:  λ/4 per 25mm @632.8nm
Bevel:  0.25mm x 45°

Service Process

Service Guarantee

  • Free Service Charge

    ECVV doesn't charge any service fee to Buyers for buying this product.

  • ECVV Supply

    ECVV is responsible for supply, and provides product quality inspection, fund supervision and supply chain services.

  • Product Quality Commitment

    ECVV China Sourcing Agent will assess the reputation and supply ability of the factory and conduct field trips to select the high-quality Chinese factories for buyers.

  • Deposit Service Commitments

    In order to improve the quality of service, ECVV will charge for a 100CNY deposit for the agent purchasing order, and the deposit will be part of subsequent purchasing costs.

    After paying a deposit, if the purchasing order is not completed because of unsatisfied ECVV services, ECVV will refund your deposit.

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