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300-860nm long wavelength pass linear graduated filters
长波通线性渐变滤光片采用连续镀膜的方式,基于多层楔形薄膜结构实现空间连续变化的滤光特性。可根据色散需求调节薄膜斜率从而获得目标线性变化率。线性渐变滤光片具备高集成度的分光能力,在光谱仪器的小型化、轻量化设计中具备不可替代的优势。产品广泛应用于轻量化高光谱成像光谱仪、便携式光谱仪、医用内窥镜。
Category: Conventional filters
Product Performance
typology | 长波通线性渐变滤光片 |
Performance Parameters | |
spectral range | 300-860nm |
peak transmittance | ≥92% |
线性变化率 | 21.5nm/mm |
Out-of-band cutoff | ≥OD3 |
滤光方式 | 长通滤光,均匀渐变 |
渐变方式 | 沿长边13nm开始渐变 |
整体尺寸 | 38mm×10mm×1mm |
渐变区域有效尺寸 | 26mm×10mm×1mm |
spectral curve
Application Areas
1、轻量化高光谱成像仪
2. Portable spectrometer
3. Medical endoscopes
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