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Optical Windows Shadow Masks > Optical Glass Crystal Windows Coated > OPW-AR03-BK7-20002000-0300 | 
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| Name: | 200x200xT3.0mm Laser Window DAR600-1100nm(BK7) |  | P/N: | OPW-AR03-BK7-20002000-0300 |  | Keywords: | 200.0x200.0xT3.0mm,BK7,DAR@600-1100nm |  | Unit Price: | S$1,280.00/pc |  | Available: | In stock |  | Request: | Add to Request List |  | Introduction: | These windows have high transmission in NIR 600-1100nm band. Both surfaces come with AR coated over 600-1100nm band |  |  | 
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| Substrate Material:  | Schott N-BK7 optical glass |  
| Outer Dimension: | 200.0 x 200.0, +/-0.2mm |  
| Thickness: | 3.0, +/-0.1mm |  
| Surface Quality: | Double side polished (40-20 scratch and dig, MIL Standard) |  
| Surface Flatness: | <Lambda/4 @ 632.8nm over 25mm area on-jig tested |  
| Parallelism: | <30 arc seconds |  
| Edge Surfaces: | Ground; 0.2mmx45deg protection chamfer |  
| Surface Coating: | Double-side AR coating @ 600-1100nm; R<0.5% max (0-deg AOI designed) |  | 
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