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ISP Optics 红外分光平片使用氟化钙(CaF2)或硒化锌(ZnSe)基底,用于在45°下使用时提供50/50的分束比。氟化钙(CaF2)分光镜是1.5-5µm或2-8µm波长范围内的理想应用。硒化锌(ZnSe)分光镜以7-14um的分光镜镀膜,可进一步延伸红外波段,并在第二表面上镀有增透镀膜以增加光通量。ISP Optics 红外分光平片有标准英制尺寸,是傅里叶变换红外光谱(FTIR)和拉曼光谱的理想选择。
覆盖1.5-14微米的分光镜镀膜
设计用于在45°AOI下进行50/50分束
采用氟化钙或硒化锌基底
标题 | 产品编码 | AOI (°) | CA (%) | 构造 | Dia. (mm) | 平行度(弧分) | 反射/透射比 (R/T) | 基底 | 表面平整度 (P-V) | 表面质量 | 厚度 (mm) | 类型 | 波长范围 (μm) |
25.4mm Dia., 3mm Thick, 2 - 8µm, ISP Optics CaF2 IR Beamsplitter | 25-025 | 45 | 85 | Plate | 25.40 +0.00/-0.13 | <3 | 50/50 ± 10% @ 2 - 8μm | Calcium Fluoride (CaF2) | 2λ @ 633nm | 60-40 | 3.00 ±0.13 | Standard Beamsplitter | 2 - 8 |
50.8mm Dia., 2mm Thick, 2 - 8µm, ISP Optics CaF2 IR Beamsplitter | 25-027 | 45 | 85 | Plate | 50.80 +0.00/-0.13 | <3 | 50/50 ± 10% @ 2 - 8μm | Calcium Fluoride (CaF2) | 2λ @ 633nm | 60-40 | 2.00 ±0.13 | Standard Beamsplitter | 2 - 8 |
50.8mm Dia., 5mm Thick, 2 - 8µm, ISP Optics CaF2 IR Beamsplitter | 25-028 | 45 | 85 | Plate | 50.80 +0.00/-0.13 | <3 | 50/50 ±10% @ 2 - 8μm | Calcium Fluoride (CaF2) | 2λ @ 633nm | 60-40 | 5.00 ±0.13 | Standard Beamsplitter | 2 - 8 |
38.1mm Dia., 3mm Thick, 7 - 14µm, ISP Optics Zinc Selenide IR Beamsplitter | 25-030 | 45 | 85 | Plate | 38.10 +0.00/-0.13 | <3 | 50/50 ±10% @ 7 - 14μm | Zinc Selenide (ZnSe), CVD Grade | 2λ @ 633nm | 60-40 | 3.00 ±0.13 | Standard Beamsplitter | 7 - 14 |
50.8mm Dia., 3mm Thick, 7 - 14µm, ISP Optics Zinc Selenide IR Beamsplitter | 25-031 | 45 | 85 | Plate | 50.80 +0.00/-0.13 | <3 | 50/50 ±10% @ 7 - 14μm | Zinc Selenide (ZnSe), CVD Grade | 2λ @ 633nm | 60-40 | 3.00 ±0.13 | Standard Beamsplitter | 7 - 14 |
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