激光脉冲压缩(Laser Pulse Compression)
光学相干断层扫描(OCT)
高光谱成像技术(Hyperspectral Imaging)
天文学(Astronomy)
光谱学(Spectroscopy)
棱镜光栅(Grism)
WP-800/1030-xx | WP-1250/1030-xx | WP-1800/1030-xx | |
标称波长 | 980-1080nm | 1020-1040nm | 1020-1040nm |
衍射效率 | 96-98% | 94-96% | 94-96% |
线密度 | 800±0.5 lines/mm | 1250±0.5 lines/mm | 1800±0.5 lines/mm |
入射角 | 24.3°@1030nm | 40.1°@1030nm | 68.0°@1030nm |
可选尺寸 | 25 x 35 x 4 mm 30 x 45 x 6 mm | 30 x 90 x 6 mm | 25 x 25 x 6 mm |
波前畸变 | < λ/5rms @ 633nm over a 25mm diameter | ||
表面质量 | 60-40 scratch-dig | ||
增透膜 | Optimized for the specified wavelength range & AOI |
WP-1200/840-xx | WP-HD1800/840-xx | WP-HD1145/1310-xx | |
标称波长 | 740-940nm | 790-890nm | 1220-1400nm |
最高衍射效率 | ≥ 85%, ave pol | ≥ 82%, ave pol | ≥ 86%, ave pol |
线密度 | 1200±0.5 lines/mm | 1800±1 lines/mm | 1145±1 lines/mm |
入射角 | 30.2°@840nm | 49.1°@840nm | 48.6° @1310nm |
可选尺寸 | 25.4 mm Ø x 3.0 mm 50.8 mm Ø x 6.0 mm 25 x 25 x 3 mm 35 x 45 x 6 mm | 25.4 mm Ø x 3.0 mm 30.0 mm Ø x 6.0 mm 50.8 mm Ø x 6.0 mm 35 x 45 x 6 mm | 25.4 mm Ø x 3.0 mm 50.8 mm Ø x 6.0 mm 35 x 45 x 6 mm |
波前畸变 | < λ/5rms @ 633nm over a 25mm diameter | ||
表面质量 | 60-40 scratch-dig | ||
增透膜 | Optimized for the specified wavelength range & AOI |
WP-250/1250-xx | WP-600/600-xx | WP-1800/532-xx | WP-600/1550-xx | |
标称波长 | 900-1800nm | 450-750nm | 450-650nm | 1300-1800nm |
衍射效率(ave pol) | ≥ 70% at 1310nm | ≥ 80% at 633nm | ≥ 88% at 532nm | ≥ 90% at 1550nm |
线密度 | 250±0.5 lines/mm | 600±0.5 lines/mm | 600±0.5 lines/mm | 600±0.5 lines/mm |
入射角 | 9°@1250nm | 10.4°@600nm | 28.6°@532nm | 27.7°@1550nm |
可选尺寸 | 30 mm Ø x 3.0 mm | 25.4 mm Ø x 3.0 mm 50.8 mm Ø x 6.0 mm | 25.4 mm Ø x 3.0 mm 50.8 mm Ø x 6.0 mm | 25.4 mm Ø x 3.0 mm 50.8 mm Ø x 6.0 mm |
波前畸变 | Standard: < λ/5rms | Enhanced: < λ/10rms (@ 632.8nm) | |||
表面质量 | 60-40 scratch-dig | |||
增透膜 | Standard: R < 1.0% | Enhanced: R < 0.5% (over bandwidth) |
美国Wasatch Photonics成立于2002年,其生产的 VPH(体相位全息光栅)透射光栅能提供高效率,低偏振依赖性的特点,以及在宽带和大清晰度孔径上的均匀性能。Wasatch拥有多项专利设计技术,能够更灵活地为客户推荐最合适的光栅,以满足对应不同的应用。
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