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Optical  Substrates > BK7 Substrates Plates Wafers > BK7S-B-R-0254-0300 | 
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| Name: | DIA25.4xT3.0mm BK7 Glass Substrate(20-10 S/D) |  | P/N: | BK7S-B-R-0254-0300 |  | Keywords: | Dia25.4xT3.0mm,BK7,20-10 S/D DSP,uncoated |  | Unit Price: | S$65.00/pc |  | Available: | Call us |  | Request: | Add to Request List |  | Introduction: | BK7S  BK7 Optical GlassA     20-10 Scratch and Dig (Double Side Typ.)
 < Lambda/10 @ 632.8nm over 25mm area
 S     Round Shape
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| Substrate Material:  | Schott N-BK7 optical glass |  
| Outer Diameter: | 25.4,-0.2/+0.0mm |  
| Thickness: | 3.0, +/-0.1mm |  
| Surface Quality: | Double side fine polished (20-10 scratch and dig, MIL Standard) |  
| Flatness: | <Lambda/10 @ 632.8nm over 25mm area on-jig tested |  
| Parallelism: | <1 arc minute  |  
| Edge Surface: | Ground surface, with 0.2-0.3mmx45deg protection chamfer |  | 
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