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20D Double Aspheric Spherical Glass Lens Bk7 Achromatic Sapphire Ball Lens

Shanghai Advance Optical-Electronics Technology Co., Ltd
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20D Double Aspheric Spherical Glass Lens Bk7 Achromatic Sapphire Ball Lens

20D Double Aspheric Spherical Glass Lens Bk7 Achromatic Sapphire Ball Lens

Specification Materials BK7 or other optical glass,quartz,sapphire,Ge,Si,ZnSe,CaF2 etc Diameter 1.5~300mm Radius R0.8mm-∞ Focal length -30000mm~+30000mm Center thickness tolerance +/-0.01mm Diameter ...

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