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Optical Windows Shadow Masks > Optical Glass Crystal Windows Coated > OPW-NIR1250B-06000600-0300 | 
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| Name: | 60.0x60.0xT3.0mm 1250-1650nm Laser Window(BK7) |  | P/N: | OPW-NIR1250B-06000600-0300 |  | Keywords: | 60.0x60.0xT3.0mm,BK7,Flat,DAR@1250-1650nm |  | Unit Price: | S$410.00/pc |  | Available: | In stock |  | Request: | Add to Request List |  | Introduction: | These laser windows are used for high transmission on some typical telecom wavelength bands. |  |  | 
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| Substrate Material:  | Schott N-BK7 glass |  
| Outer Dimension: | 60.0 x 60.0,-0.2/+0.0mm |  
| Thickness: | 3.0,+/-0.1mm |  
| Surface Quality: | Double side polished (40-20 scratch and dig, MIL Standard) |  
| Flatness: | <Lambda/4 @ 632.8nm over 25mm area |  
| Parallelism: | <30 arc seconds |  
| Clear Aperture: | >90% of surfaces  |  
| Edge Surface: | Ground;0.25-0.35mm x 45-deg bevelled |  
| Coating: | Double surfaces, AR@ 1250 - 1650nm R<0.3% max ; AOI = 0 deg designed |  
| MOQ: | NA |  | 
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