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With advanced technologies and facilities, strict high-quality handle, reasonable rate, superior services and close co-operation with prospects, we are devoted to furnishing the best price for our customers for Light Metal Detector Factory, Professional Light Metal Detector Factory, Best-Selling Light Metal Detector Factory, We would like to take this opportunity to establish long-term business relationships with clients from all over the world. We always work as a tangible team to ensure that we can provide you with the best quality and the best price for Light Metal Detector Factory, We aspire to meet the demands of our customers globally. Our range of merchandise and services is continuously expanding to meet customers' requirements. We welcome new and old customers from all walks of life to contact us for future business relationships and achieving mutual success!
  • N-Bk7 High Quality Plano Concave Lens Customized Coating

    Product Description:
    Specifications:  Precision Achromatic Doublet Lenses 1.  Material: Optical crown and flint glasses or equivalent 2.  Surface Quality: 40/20 3.  Surface Accuracy: ΔN<λ/4@633nm  4.  Focal Length Tolerance: ±2% 5.  Centration:<3 arc min 6.  Clear Aperture: >central 90% of diameter 7.  Product Code: LAM+Materia(1+2)-Size-Surface Quality-Surface Accuracy-Centration-Center Wavelength
    Sinocera Photonics, Inc.
    Diamond Member Audited Supplier
    China ISO 9001, ANSI/ESD...more
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