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FreeSpirit (Shanghai) Precision Instrument Co., Ltd
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ich provides an important evaluation basis for evaluating optical imaging quality and optimizing lens manufacturing processes.

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Convex Lens
Convex Lens
  • 182 nm Standard Step Height
    182 nm Standard Step Height
  • Girds Matrix
    Girds Matrix
  • Roughness Standard Sample
    Roughness Standard Sample
  • Laser Marked Sample
    Laser Marked Sample
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    FreeSpirit (Shanghai) Precision Instrument Co., Ltd
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