体布拉格光栅VBG
筱晓光子供应美国ONDAX公司的体布拉格光栅VBG，也称为体全息光栅VHG，特点：压窄激光器的线宽、提高亮度、减少热影响、高稳定性、高可靠性，该系列体全息光栅应用：半导体泵浦固体激光器、光动力医疗仪器、倍频激光器、拉曼光谱、RGB光源、气体传感、生物仪器、激光雷达、激光合束、计量仪器、激光成像。
Parameter | Unit | Min | Typical | Max |
Center wavelength | nm | 375 | 405, 658, 780, 785, 794.7, 808, 885, 920, 938, 976, 981, 1064, 1532, C-band | 2700 |
Wavelength tolerance | nm | -0.5 | +0.5 | |
Wavelength variation | nm | 0.2 | ||
Bandwidth (FWHM) | nm | 0.03 | 1 | |
Temp. Dependence | nm/?C | 0.01 | ||
Diffraction efficiency | % | 5 | 10-98 | >99.9 |
Reflectivity tolerance | % | -5 | +5 | |
Grating slant angle | Degrees | <1, custom available | ||
Standard demensions | mm | 0.5 | 25 | |
Thickness | mm | 0.3 | 0.6-3 | 30 |
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