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      GL8-4023 Equal Waist Ridge Prisms  | 
    
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      Materials:H-K9, H-BAK7, the kinds of high quality optical glass.
 L=10mm¡«50mm,the output reaches 400,000 pieces per month. Dimension tolerance +-0.03¡«0.15 Ridge angle tolerance 3"¡«5" The rest angle tolerance 3'¡«5' Parallelism 5'¡«10' Roughness ¢ó¡«¢õ Aperture 0.5¡«1 Irregularity 0.2¡«0.5  |