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45 degree laser Spectroscope lens 20*2mm 355nmHR T=20%/50%/60%/80% Imported Quartz JGS1 circular plano Raytools glass
| Name | Spectroscope |
|
| Reflective | 99.8%-99.9% | |
| Chamfer | 0.2mm*45° | |
| Surface quality | 40/20 | |
| Wavelength | 355nm | |
| Application | laser welding engraving machine | |
| Size | 20*2mm |



