仪器对比
关注
脉冲压缩光栅最重要的性质是衍射效率高和低的波前变形，面向光栅的多通使用要求。激光脉冲压缩传输光栅基于LightSmyth破纪录的透射光栅平台。优化的线性P-偏振衍射效率在94％以上，它可以让我们的客户最小化系统光学损耗，尤其面向高能激光器。
优点
对指定的偏振有特殊的衍射效率
宽带和低角度的敏感性特殊设计
超抛光石英基底使波前变形最小化
使用熔融石英和高可靠介电材料
不使用聚合物或有机材料
每个光栅均为超低散射母光栅
应用
皮秒和飞秒脉冲压缩
高功率激光器
频谱合成和光束控制
远程光学传感器和光谱
规格
光学参数
Description | LSFSG-1000 | T-1500-875 | T-1600-976s | T-1600-1050p | T-1850-980 | Units | ||
Line Density | 1000 | 1503.76 | 1600 | 1600 | 1850 | lines/mm | ||
Operational Wavelength Range | 1040±20 | 875±20 | 976±10 | 1050±20 | 890±40 | nm | ||
Optimum Angle of Incidence 1 | 31 ± 1 | 41 ±1 | 51.3±1 | 57.2±1 | 56±1 | degrees | ||
Line Density Uniformity (within grating) | 0.001 | 0.001 | 0.001 | 0.001 | 0.001 | lines/mm | ||
Optimal Polarization 2 | any | any | S- | P- | any | nm | ||
Diffraction Efficiency 3 | > 94 | > 94 | > 94 | > 94 | > 85 | % | ||
Datasheet | N/A | |||||||
1 Grating will perform with high efficiency over significantly larger spectral range and range of angles- please inquire. | ||||||||
2 P-polarization: electric field vector is perpendicular to the grating lines. S-polarization: electric field vector is parallel to the grating lines. | ||||||||
3 Worst case in the operational wavelength range for optimal polarization. | ||||||||
机械参数
Description | Value |
Substrate Width and Height Tolerance | standard tolerance ± 0.2 mm |
Grating Area Clear Aperture (CA) | 0.5 mm from substrate edge; exception: 125 mm for 130 mm wide gratings |
Substrate Thickness | 0.675 ± 0.050 mm |
Surface Quality in CA | 60/40 scratch/dig |
Surface Quality outside of CA | no requirements |
Material | Fused silica substrate, non-organic dielectrics. Contains no polymers. |
Better tolerances and surface quality available for custom products. | |
订单信息
Line Density | Wavelength, Polarization | Substrate Size 1, 2 | Part Number | Price |
1000 lines/mm | 1040 nm, any | 31.8 × 12.3 mm | LSFSG-1000-3212-94 | $395.00 |
31.8 × 24.8 mm | LSFSG-1000-3225-94 | $575.00 | ||
130.0 × 12.5 mm | LSFSG-1000-13012-94 | $1450.00 | ||
130.0 × 20 mm | LSFSG-1000-13020-94 | $2250.00 | ||
up to 135 mm diameter | LSFSG-1000-cust | call | ||
1500 lines/mm | 875 nm, any | 24.8 × 15.9 mm | T-1500-875-2516-94 | $395.00 |
135.0 × 12.5 mm | LSFSG-1500-13512-94 | $1450.00 | ||
130.0 × 20 mm | LSFSG-1500-13020-94 | $2250.00 | ||
up to 135 mm diameter | T-1500-875-cust | call | ||
1600 lines/mm | 976 nm, S | 31.8 × 12.3 mm | T-1600-976s-3212-94 | $395.00 |
31.8 × 24.8 mm | T-1600-976s-3225-94 | $575.00 | ||
135.0 × 12.5 mm | LSFSG-976s-13512-94 | $1450.00 | ||
130.0 × 20 mm | LSFSG-976s-13020-94 | $2250.00 | ||
up to 135 mm diameter | T-1600-976s-cust | call | ||
1600 lines/mm | 1050 nm, P | 31.8 × 12.3 mm | T-1600-1050p-3212-94 | Not in stock |
31.8 × 24.8 mm | T-1600-1050p-3225-94 | Not in stock | ||
up to 135 mm diameter | T-1600-1050p-cust | Not in stock | ||
1850 lines/mm | 890 nm, any | 17.8 × 11.8 | T-1850-890-1812-85 | $285.00 |
1 Grating lines are parallel to the second dimension. | ||||
定制高效透射光栅
LighSmyth专业提供自定义高效透射光栅规格设计生产，包括自定义的波长范围、线密度、尺寸和性能水平
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