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真空紫外(VUV)中性密度滤光片用于衰减120-200纳米的真空紫外线(VUV)范围内的光线,在氟化镁 (MgF2) 基片上进行镀膜处理,确保在该范围内提供稳定的透射。金属薄膜,外面包着一层电介质保护层,确保了高质量的滤光片镀膜,以实现可靠的性能。 这些滤光片在120-200纳米范围内的强光谱线上进行了校准,使其适用于利用 Lyman-alpha 121.6nm谱线和157.8及160.8nm的分子氢发射带的应用。 真空紫外(VUV)中性密度滤光片是一系列光谱和准分子激光应用的理想选择。
在120-200纳米之间透射稳定
光密度从0.3到3.0不等
是拉曼光谱和准分子激光器的理想选择
标题 | 产品编码 | Dia. (mm) | 光密度 OD(平均) | 基底 | 涂层 | 表面质量 | 厚度 (mm) | 透射率 (%) | 类型 | 阻断波长范围 (nm) | CA (%) | 传输波前,P-V (λ) |
0.3 OD 12.5mm Diameter VUV ND Filter | 20-130 | 12.50 | 0.3 ±0.07 | UV Grade MgF2 | Metallic Based ND, with Dielectric Over-Coat | 40-20 | 2.00 ±0.10 | 50.00 | Neutral Density Filter | 120 - 200 | 80.00 | λ/4 |
0.3 OD 25mm Diameter VUV ND Filter | 20-131 | 25.00 | 0.3 ±0.07 | UV Grade MgF2 | Metallic Based ND, with Dielectric Over-Coat | 40-20 | 3.00 ±0.10 | 50.00 | Neutral Density Filter | 120 - 200 | 80.00 | λ/4 |
0.5 OD 12.5mm Diameter VUV ND Filter | 20-133 | 12.50 | 0.5 +0.10/-0.05 | UV Grade MgF2 | Metallic Based ND, with Dielectric Over-Coat | 40-20 | 2.00 ±0.10 | 30.00 | Neutral Density Filter | 120 - 200 | 80.00 | λ/4 |
0.5 OD 25mm Diameter VUV ND Filter | 20-134 | 25.00 | 0.5 +0.10/-0.05 | UV Grade MgF2 | Metallic Based ND, with Dielectric Over-Coat | 40-20 | 3.00 ±0.10 | 30.00 | Neutral Density Filter | 120 - 200 | 80.00 | λ/4 |
1.0 OD 12.5mm Diameter VUV ND Filter | 20-135 | 12.50 | 1.0 +0.09/-0.08 | UV Grade MgF2 | Metallic Based ND, with Dielectric Over-Coat | 40-20 | 2.00 ±0.10 | 10.00 | Neutral Density Filter | 120 - 200 | 80.00 | λ/4 |
1.0 OD 25mm Diameter VUV ND Filter | 20-136 | 25.00 | 1.0 +0.09/-0.08 | UV Grade MgF2 | Metallic Based ND, with Dielectric Over-Coat | 40-20 | 3.00 ±0.10 | 10.00 | Neutral Density Filter | 120 - 200 | 80.00 | λ/4 |
2.0 OD 12.5mm Diameter VUV ND Filter | 20-137 | 12.50 | 2.0 ±0.15 | UV Grade MgF2 | Metallic Based ND, with Dielectric Over-Coat | 40-20 | 2.00 ±0.10 | 1.00 | Neutral Density Filter | 120 - 200 | 80.00 | λ/4 |
2.0 OD 25mm Diameter VUV ND Filter | 20-138 | 25.00 | 2.0 ±0.15 | UV Grade MgF2 | Metallic Based ND, with Dielectric Over-Coat | 40-20 | 3.00 ±0.10 | 1.00 | Neutral Density Filter | 120 - 200 | 80.00 | λ/4 |
3.0 OD 12.5mm Diameter VUV ND Filter | 20-139 | 12.50 | 3.0 +0.22/-0.23 | UV Grade MgF2 | Metallic Based ND, with Dielectric Over-Coat | 40-20 | 2.00 ±0.10 | 0.10 | Neutral Density Filter | 120 - 200 | 80.00 | λ/4 |
3.0 OD 25mm Diameter VUV ND Filter | 20-141 | 25.00 | 3.0 +0.22/-0.23 | UV Grade MgF2 | Metallic Based ND, with Dielectric Over-Coat | 40-20 | 3.00 ±0.10 | 0.10 | Neutral Density Filter | 120 - 200 | 80.00 | λ/4 |
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